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Articles 5731 - 5760 of 10522

Full-Text Articles in Zoology

Distribution Of Blackchin Guitarfish Rhinobatos Cemiculus E. Geoffroy Saint-Hilaire, 1817 (Elasmobranchii: Rhinobatidae) With First Records From İzmir Bay (Turkey, Northeastern Aegean Sea), Okan Akyol, Chri̇sti̇an Capape Jan 2014

Distribution Of Blackchin Guitarfish Rhinobatos Cemiculus E. Geoffroy Saint-Hilaire, 1817 (Elasmobranchii: Rhinobatidae) With First Records From İzmir Bay (Turkey, Northeastern Aegean Sea), Okan Akyol, Chri̇sti̇an Capape

Turkish Journal of Zoology

Blackchin guitarfish, Rhinobatos cemiculus, is rather abundantly captured in the eastern tropical Atlantic, especially off Senegal and Mauritania. In the Mediterranean western basin, R. cemiculus is unknown at present off the European shore but is rather frequent off southern areas; conversely, the species occurs throughout the eastern basin. Two large specimens recorded for the first time in İzmir Bay, northern Aegean Sea, are reported and described in this note. These findings constitute the northernmost records of R. cemiculus in both the Aegean Sea and the Mediterranean Sea, and they significantly extend the species' distribution known to date.


New Teratological Cases In Platygastridae And Pteromalidae (Hymenoptera), Ovidiu Alin Popovici, Mircea Dan Mitroiu, David G. Notton Jan 2014

New Teratological Cases In Platygastridae And Pteromalidae (Hymenoptera), Ovidiu Alin Popovici, Mircea Dan Mitroiu, David G. Notton

Turkish Journal of Zoology

Very few cases of teratological specimens, i.e. specimens displaying morphological abnormalities, have been cited among Platygastridae and Pteromalidae. From the Platygastridae we present 5 cases of symphysocery [A8-A9 in Metaclisis sp.; A3-A5 and A7-A9 in Sceliomorpha sp.; A5-A6 in Scelio sp. 1; A9-A10 in Idris sp., and a completely modified antenna in Gryon monspeliense (Picard 1924)]; a helicomery in Opisthacantha sp.; a hypertrophied interantennal prominence and central keel in Triteleia peyerimhoffi (Kieffer 1906); a schistocery concerning A5 in Apegus sp.; and a gynandromorph specimen of Scelio sp. 2. In the Pteromalidae we found 2 cases of symphysocery in Systasis parvula …


Does Light Duration (Photoperiod) Have An Effect On The Mortality And Welfare Of Cultured Oreochromis Niloticus And Clarias Gariepinus?, Moshood Keke Mustapha, Olatoyosi Taofeek Oladokun, Mubarak Mayowa Salman, Idris Adewale Adeniyi, Dele Ojo Jan 2014

Does Light Duration (Photoperiod) Have An Effect On The Mortality And Welfare Of Cultured Oreochromis Niloticus And Clarias Gariepinus?, Moshood Keke Mustapha, Olatoyosi Taofeek Oladokun, Mubarak Mayowa Salman, Idris Adewale Adeniyi, Dele Ojo

Turkish Journal of Zoology

One hundred and eighty juveniles of Oreochromis niloticus with a respective smean total length and weight of 7.30 ± 0.5 cm and 7.05 ± 0.5 g and 180 fry of Clarias gariepinus with a mean total length and weight of 14.90 ± 0.1 cm and 32.10 ± 0.5 g were separately cultured in 3 replicates in 18 plastic tanks (1 × 1 × 0.5 m; 200 L), 9 for O. niloticus and 9 for C. gariepinus, for photoperiods of 24 L: 0 D, 0 L: 24 D, and 12 L: 12 D for 13 weeks. Mortality and welfare impairment were …


First Report Of Psyllopsis Repens Loginova, 1963 (Hemiptera: Psylloidea) From Isparta, Turkey, Ozan Demi̇rözer, Serdar Bi̇lgi̇nturan Jan 2014

First Report Of Psyllopsis Repens Loginova, 1963 (Hemiptera: Psylloidea) From Isparta, Turkey, Ozan Demi̇rözer, Serdar Bi̇lgi̇nturan

Turkish Journal of Zoology

Psyllopsis repens Loginova, 1963 (Hemiptera: Psylloidea) has been recorded for the first time in Turkey (Isparta). This jumping plant-lice species is associated with ash trees (Fraxinus angustifolia, F. excelsior, and F. ornus) and induces galls on leaves and buds. Additionally, Anthocoris nemoralis (Fabricius, 1794) has been confirmed as a predator of P. repens.


Diceratocephala Boschmai (Platyhelminthes: Temnocephalida) From Crayfish Farms In Thailand: Investigation Of The Topographic Surface And Analysis Of 18s Ribosomal Dna Sequences, Arin Ngamniyom, Thayad Sriyapai, Kun Silprasit Jan 2014

Diceratocephala Boschmai (Platyhelminthes: Temnocephalida) From Crayfish Farms In Thailand: Investigation Of The Topographic Surface And Analysis Of 18s Ribosomal Dna Sequences, Arin Ngamniyom, Thayad Sriyapai, Kun Silprasit

Turkish Journal of Zoology

In commercial astaciculture, Diceratocephala boschmai is known to be an ectosymbiont temnocephalid that is widely distributed on Cherax spp., freshwater crayfish native to Australia. This study makes the first report of D. boschmai in samples collected from C. destructor from crayfish farms in Thailand. A description of its internal anatomy is given, and its topographic surface is described using scanning electron microscopy. The phylogeny of D. boschmai in the Rhabdocoela was analyzed for the first time based on 18S ribosomal DNA (rDNA) sequences. Based on the 18S rDNA sequences, temnocephalids, including D. boschmai, are monophyletic within Rhabdocoela. The congruence between …


Tachinids (Diptera: Tachinidae) Reared From Lepidopterous And Heteropterous Hosts From Some Localities In The Kelkit Valley (Amasya, Tokat, Sivas) Of Turkey, Turgut Atay, Kenan Kara Jan 2014

Tachinids (Diptera: Tachinidae) Reared From Lepidopterous And Heteropterous Hosts From Some Localities In The Kelkit Valley (Amasya, Tokat, Sivas) Of Turkey, Turgut Atay, Kenan Kara

Turkish Journal of Zoology

This study was carried out to determine the tachinid parasitoids of lepidopterous and heteropterous hosts from some localities in the Kelkit Valley (Amasya, Tokat, Sivas) of Turkey. Eleven species belonging to the subfamily Exoristinae and 9 species belonging to the subfamily Phasiinae were reared. Eurygaster maura L. (Heteroptera: Scutelleridae) for Gymnosoma desertorum Rohdendorf and Corizus hyoscyami (L.) (Rhopalidae) for Elomyia lateralis (Meig.) were recorded for the first time as tachinid/host-couples. Additionally, 6 tachinid/host-couples were recorded for the first time from Turkey.


Effects Of Audible Human Disturbance On Koala (Phascolarctos Cinereus) Behavior In Queensland, Australia And Implications For Management, Galina Eugenia Kinsella Jan 2014

Effects Of Audible Human Disturbance On Koala (Phascolarctos Cinereus) Behavior In Queensland, Australia And Implications For Management, Galina Eugenia Kinsella

Honors Theses and Capstones

As the growing human population continues to encroach on wildlife habitat, species are forced to adapt in order to survive. In addition to causing habitat loss, human presence can create more subtle disturbances, such as noise pollution, that disrupt wildlife behavior. Adapting to human presence is particularly difficult for species with specialized resource needs or low mobility. The koala (Phascolarctos cinereus), a national icon of Australia, meets both these criteria. Koalas were once abundant throughout Australia, but are now classified as “threatened.” Habitat loss is at least partly responsible for this decline, but anthropogenic noise may also be …


Thermal Ecology Of Urosaurus Ornatus (Ornate Tree Lizard), In The Northern Chihuahuan Desert On Indio Mountains Research Station, Texas, Julia Sandoval Alva Jan 2014

Thermal Ecology Of Urosaurus Ornatus (Ornate Tree Lizard), In The Northern Chihuahuan Desert On Indio Mountains Research Station, Texas, Julia Sandoval Alva

Open Access Theses & Dissertations

The main goal of this study was to determine the thermal ecology of the small tree lizard Urosaurus ornatus in a Chihuahuan Desert landscape. The study site was located at Indio Mountains Research Station (IMRS), Hudspeth County, Texas. We obtained body temperature (Tb) data on 385 lizards collected from April 2007 to June 2014 during the active period using a cloacal thermometer. Additionally, we recorded air temperature (Ta) and substrate temperature (Ts) of lizard microhabitats at the time of capture, and the operative temperature of lizard models left in the sun and shade from May to September 2014. My results …


Connecting Model Species To Nature: Predator-Induced Long-Term Sensitization In Aplysia Californica, Maria J. Mason, Amanda J. Watkins, Jordann Wakabayashi, Jennifer Buechler, Christine Pepino, Michelle Brown, William G. Wright Jan 2014

Connecting Model Species To Nature: Predator-Induced Long-Term Sensitization In Aplysia Californica, Maria J. Mason, Amanda J. Watkins, Jordann Wakabayashi, Jennifer Buechler, Christine Pepino, Michelle Brown, William G. Wright

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

Previous research on sensitization in Aplysia was based entirely on unnatural noxious stimuli, usually electric shock, until our laboratory found that a natural noxious stimulus, a single sublethal lobster attack, causes short-term sensitization. We here extend that finding by demonstrating that multiple lobster attacks induce long-term sensitization (>= 24 h) as well as similar, although not identical, neuronal correlates as observed after electric shock. Together these findings establish long-and short-term sensitization caused by sublethal predator attack as a natural equivalent to sensitization caused by artificial stimuli.


First State Record And Interdiction For The Wood Slave, Hemidactylus Mabouia (Moreau De Jonnès 1818) (Gekkonidae), In Maryland, Usa., Louis A. Somma, William L. Grogan Jr. Dec 2013

First State Record And Interdiction For The Wood Slave, Hemidactylus Mabouia (Moreau De Jonnès 1818) (Gekkonidae), In Maryland, Usa., Louis A. Somma, William L. Grogan Jr.

Papers in Herpetology

The Wood Slave, Hemidactylus mabouia (Moreau de Jonnès 1818; Fig. 1), is indigenous to Africa south of the Sahara, with nonindigenous populations established in Cape Verde, Mexico, much of Central and South America, numerous localities in the Caribbean, perhaps Madagascar, and at least 21 counties in Florida, USA (Carranza and Arnold 2006; Kraus 2009; Krysko et al. 2011a, 2011b; Meshaka 2011; Powell and Henderson 2012). Recently, H. mabouia has successfully invaded temperate regions of southern Africa and northern peninsular Florida (Alexander and Marais 2007, Krysko and Somma 2007).

On 20 December 2012, Brian R. Grogan and Shane Forsythe collected and …


Novel Applications Of Multivariate Methods For Exploring Personality In African Elephants, Shilo Kimberly Felton Dec 2013

Novel Applications Of Multivariate Methods For Exploring Personality In African Elephants, Shilo Kimberly Felton

Masters Theses & Specialist Projects

Investigators have shown that elephants exhibit consistent individual differences in behavior by rating elephants using personality adjectives. These adjectives, however, are not based on pre-defined measurements of the behaviors performed. Instead, they are based on the observers’ interpretations of an animal’s behavioral patterns, therefore making them subject to observer bias. Furthermore, elephants have a capacity for learning; thus, they may alter their behavioral patterns over time. This behavioral plasticity in itself might be a way of measuring consistent behavioral differences among individuals. With this in mind, I approached elephant personality as a multivariate problem. I used behavioral observations collected from …


Landscape Genetics Of The Marbled Salamander (Ambystoma Opacum) At Mammoth Cave National Park, James Kyle Martin Dec 2013

Landscape Genetics Of The Marbled Salamander (Ambystoma Opacum) At Mammoth Cave National Park, James Kyle Martin

Masters Theses & Specialist Projects

Habitat connectivity is important to maintain in order to prevent loss of genetic diversity, reduce inbreeding depression, and decrease extinction risk in threatened or endangered species. Here I present a landscape genetics study on marbled salamanders (Ambystoma opacum) in highly connected forested habitat at Mammoth Cave National Park. This investigation of gene flow among ponds within a mostly continuous landscape provides data that can be compared with patterns observed in more fragmented landscapes. These comparisons can provide a means of investigating the separate effects of structural and functional habitat connectivity on amphibian genetic population structure. Structural connectivity refers to the …


Correction [December 2013] Dec 2013

Correction [December 2013]

Nebraska Bird Review

The first Nebraska record of an Acorn Woodpecker was from Holt Co., 19–22 May 1996, not Cherry Co., as was reported on page 112 of the September 2013 issue of The Nebraska Bird Review.


First Documented Record Of Hooded Oriole (Icterus Cucullatus) In Nebraska, Joseph Gubanyi Dec 2013

First Documented Record Of Hooded Oriole (Icterus Cucullatus) In Nebraska, Joseph Gubanyi

Nebraska Bird Review

During May 2013 a very cooperative Hooded Oriole (Icterus cucullatus) provided lots of excitement for Nebraska birders, becoming the first documented record for the species in Nebraska. The bird was first observed 25 May 2013 by Susie and Bill Daro at their residence in Garrison (Butler County). The Daros have several oriole feeders, and Baltimore and Orchard Orioles are common visitors. On the morning of May 25 they noted an unusual oriole visiting their feeders and, after checking the National Geographic Field Guide to the Birds of North America, concluded it was a Hooded Oriole. They found …


Bridgeport Fall Field Days, Janis Paseka Dec 2013

Bridgeport Fall Field Days, Janis Paseka

Nebraska Bird Review

The 2013 NOU Fall Field Days took place at the Prairie Winds Community Center in Bridgeport on Sept. 20–22. The meeting, organized by Kathy DeLara, drew a total of 50 attendees. On Friday evening Luke Hamilton led a group owling to the Bridgeport SRA and to Courthouse Rock. Field trip destinations on Saturday and on Sunday morning included Bridgeport SRA, Fleisbach WMA (aka Facus Springs), Crescent Lake NWR, Hackberry Road in Banner Co., the I-80 Exit I area in Kimball Co, Oliver Reservoir, Wildcat Hills SRA and Wind Springs Ranch. Trips were led by Kathy DeLara, Ann Duey, Cheryl Hamilton, …


Index To Volume 81 Dec 2013

Index To Volume 81

Nebraska Bird Review

Akers, D. J. 164
Albano, D. J. 164
Alberts, Byron 103, 113
Allen: Edward 4, 52, 103, 136; Jan 136
Arctos 168
Arnold, K. A. 31
Aubushon, Kathy 34
Austin, O. L. 92
Avocet, American 59, 94, 95, 109, 142, 171

. . .

Yantachka, Jen 52
Yellowlegs: Greater 10, 59, 94, 96, 109, 142, 171; Lesser 60, 94, 96, 110, 142, 171
Yellowthroat, Common 71, 97, 117, 156, 173
Young, Matt 53
Zimmerman: Jerald 34; Roy 53
Ziolkowski, D., Jr. 80
Zonotrichia leucophrys: leucophrys 158; oriantha 158


Subscription And Organization Information [December 2013] Dec 2013

Subscription And Organization Information [December 2013]

Nebraska Bird Review

The Nebraska Bird Review is published quarterly by the Nebraska Ornithologists' Union, Inc., as its official journal, and is sent to members not in arrears of dues. Annual subscription rates (on a calendar-year basis only): $25 in the United States and $35 in all other countries, payable in advance. Single copies are $7 each, postpaid, in the United States and $9 elsewhere. Send orders for back issues to Anita Breckbill, NOU Librarian, c/o Music Library, WMB 30, University of Nebraska, Lincoln, NE 68588-0101.

Memberships in the NOU (on a calendar-year basis only): Active Household (one or more people) $25; Sustaining …


Nebraska Bird Review (December 2013) 81(4), Whole Issue Dec 2013

Nebraska Bird Review (December 2013) 81(4), Whole Issue

Nebraska Bird Review

Fall Field Report, August–November 2013 … 134

First Documented Record of Hooded Oriole (Icterus cucullatus) in Nebraska … 161

Hayden, Tristram, and a Pigeon from “Nebraska” … 165

Bridgeport Fall Field Days, September 20–22, 2013 ... 169

Index to Volume 81 ... 175

Subscription and Organization Information ... 187


Hayden, Tristram, And A Pigeon From “Nebraska”, Rick Wright Dec 2013

Hayden, Tristram, And A Pigeon From “Nebraska”, Rick Wright

Nebraska Bird Review

A passenger pigeon skin in the World Museum in Liverpool, England, was collected during an expedition to Nebraska and Dakota led by Gouverneur K. Warren between 1855 and 1857 and later cataloged by geologist and naturalist Ferdinand V. Hayden. For a time it was in the collection of Henry Baker Tristram, a famous naturalist and a founder of the British Ornithologists’ Union. Passenger pigeons were once “quite abundant” along the Missouri River.


Fall Field Report, August–November 2013, W. Ross Silcock Dec 2013

Fall Field Report, August–November 2013, W. Ross Silcock

Nebraska Bird Review

In most ways, this was a routine fall season. Most interesting from an ongoing point of view were quite a large number of sightings of passerines at rather late dates, notably Empidonax flycatchers, wood warblers, native sparrows, tanagers, towhees, grosbeaks, and buntings. A similar phenomenon was noted among a few cold-sensitive non-passerines, such as Black and Common Terns.

One of the more significant ongoing trends is the proliferation of western and southern hummingbirds and the alteration of traditional migration and summer ranges; no fewer than 6 species were found. Calliope and Rufous Hummingbirds were seemingly more numerous in the east …


Beaver Reintroduction Correlates With Spotted Frog Population Restoration And Terrestrial Movement Patterns Of Newly Metamorphosed Columbia Spotted Frogs In The Owyhee Uplands Of Southwestern Idaho, Hallie Anne Lingo Dec 2013

Beaver Reintroduction Correlates With Spotted Frog Population Restoration And Terrestrial Movement Patterns Of Newly Metamorphosed Columbia Spotted Frogs In The Owyhee Uplands Of Southwestern Idaho, Hallie Anne Lingo

Boise State University Theses and Dissertations

This thesis examines topics relevant to Columbia spotted frogs (Rana luteiventris) in the Owyhee Uplands of southwestern Idaho. First, I present a detailed discussion of both the ecology and conservation status of spotted frogs. Concerns about declining spotted frog numbers in the southern portions of the species’ range were first expressed in the early 1990’s. In response, several studies on the behavior and ecology of spotted frog have been conducted by Boise State University. In addition, the Idaho Department of Fish and Game monitors the status of spotted frogs in the Owyhees using an occupancy model developed and implemented in …


A Northward Range Extension Of The Hispid Cotton Rat (Sigmodon Hispidus) In Missouri, Cody W. Thompson, Elmer J. Finck Dec 2013

A Northward Range Extension Of The Hispid Cotton Rat (Sigmodon Hispidus) In Missouri, Cody W. Thompson, Elmer J. Finck

The Prairie Naturalist

The hispid cotton rat (Sigmodon hispidus) is a widely distributed rodent with a geographic range extending from north-central Mexico to southern Nebraska and central Virginia and from southeastern Arizona east to Florida (Carleton et al. 1999, Peppers and Bradley 2000, Wilson and Reeder 2005) with isolated populations in Arizona (Bradley et al. 2012) and California (Clark 1972). Range expansions for the species have been well documented (Clark 1972, Farney 1975, Benedict et al. 2000, Wright et al. 2010, Wills et al. 2011). The majority of these range expansions have occurred across the Central Plains during the 20th century …


An Assessment Of Habitat Suitability For Pronghorn Populations Of The Central Valley Region Of California, Virginia Burroughs Dec 2013

An Assessment Of Habitat Suitability For Pronghorn Populations Of The Central Valley Region Of California, Virginia Burroughs

Master's Theses

Efforts to reintroduce and maintain populations of pronghorn (Antilocapra americana) to the California Central Valley, specifically the Carrizo Plain National Monument (CPNM) and the Mojave Desert (Antelope Valley) portion of Tejon Ranch, have largely been unsuccessful due to dwindling numbers of translocated animals. The objective of this study was to improve upon previous models for the CPNM using aerial survey data and then apply the model to the Tejon Ranch. Aerial survey data collected from 2000-2010 on the CPNM was used to establish “use” and “non-use” areas in the model. Model variables included vegetation type (forest, shrub, grassland, …


Greater Sage-Grouse (Centrocercus Urophasianus) Habitat Selection In Northwestern Wyoming And Stable Isotope Analysis Of Fecal Material, Andrea Renee Green Dec 2013

Greater Sage-Grouse (Centrocercus Urophasianus) Habitat Selection In Northwestern Wyoming And Stable Isotope Analysis Of Fecal Material, Andrea Renee Green

Graduate Theses and Dissertations

Dramatic range-wide declines in Greater Sage-Grouse populations have prompted efforts to determine habitat characteristics that are selected by sage-grouse for foraging, nesting and brood-rearing areas in an effort to conserve this species. Managers at Heart Mountain and Y U Bench in northwestern Wyoming expressed the need to quantify various habitat characteristics and to determine key use areas at both study sites. Data were collected on a variety of habitat variables in spots selected by grouse for foraging, nesting, and brood-rearing activities. These variables were compared to the same variables measured at random points at both study sites. Significant differences existed …


Bailey’S Eastern Woodrat (Neotoma Floridana Baileyi): Species Conservation Assessment, Melissa J. Panella Nov 2013

Bailey’S Eastern Woodrat (Neotoma Floridana Baileyi): Species Conservation Assessment, Melissa J. Panella

Nebraska Game and Parks Commission: Publications

The primary goal in development of at-risk species conservation assessments is to compile biological and ecological information that may assist conservation practitioners in making decisions regarding the conservation of species of interest. The Nebraska Natural Legacy Project recognizes the Bailey’s eastern woodrat (Neotama floridana baileyi) as a Tier I at-risk species. Provided are some general management recommendations regarding Bailey’s eastern woodrats. Conservation practitioners will need to use professional judgment for specific management decisions based on objectives, location, and site-specific conditions. This resource was designed to provide an overview of our current knowledge of Bailey’s eastern woodrats and may aid in …


Western Burrowing Owl (Athene Cunicularia Hypugaea): Species Conservation Assessment, Melissa J. Panella Nov 2013

Western Burrowing Owl (Athene Cunicularia Hypugaea): Species Conservation Assessment, Melissa J. Panella

Nebraska Game and Parks Commission: Publications

The primary goal in the development of at-risk species conservation assessments is to compile biological and ecological information that may assist conservation practitioners in making decisions regarding the conservation of species of interest. The Nebraska Natural Legacy Project recognizes the western subspecies of Burrowing Owl (Athene cunicularia hypugaea) as a Tier I at-risk species. Provided are some general management recommendations regarding Western Burrowing Owls (hereafter Burrowing Owls). Conservation practitioners will need to use professional judgment for specific management decisions based on objectives, location, and site-specific conditions. Based on a considerable body of literature, this particular species conservation assessment provides an …


The Envenoming Pandemic And The Misguided Views Of Snakes: Developing Sustainable Relationships Between Native Poisonous Snakes Of India And The Citizens Of Maharashtra Through The Use Of The Irula Model., Destiny Villanueva Nov 2013

The Envenoming Pandemic And The Misguided Views Of Snakes: Developing Sustainable Relationships Between Native Poisonous Snakes Of India And The Citizens Of Maharashtra Through The Use Of The Irula Model., Destiny Villanueva

Animal Science

Due to its vast population and general negative consensus regarding snakes, India is notorious for having more snakebite incidents than any other country. Snakes are simultaneously revered and feared in Indian religion and culture. This stigma is perpetuated through propaganda, family beliefs, and innate fears of snakes.These stigmas are more pronounced within rural areas, such as the region of Mahad within the state of Maharshtra. Envenoming is endemic in these areas, and others like them. The World Health Organization identified envenoming as one of the most neglected tropical diseases of the 21st century (Nature India, 2013). Additionally, both nonvenomous and …


The Tadpole Of Leptodactylus Caatingae Heyer & Juncá, 2003 (Anura: Leptodactylidae): External Morphology, Internal Anatomy, And Natural History, Felipe De Madeiros Magalhães, Adrian Antonio Garda, Ralita Ferreira Amado, Rafael O. De Sá Nov 2013

The Tadpole Of Leptodactylus Caatingae Heyer & Juncá, 2003 (Anura: Leptodactylidae): External Morphology, Internal Anatomy, And Natural History, Felipe De Madeiros Magalhães, Adrian Antonio Garda, Ralita Ferreira Amado, Rafael O. De Sá

Biology Faculty Publications

We describe and illustrate the external morphology, oral disc, chondrocranium, and internal oral anatomy of Leptodactylus caatingae larvae. We analyze the internal oral anatomy using scanning electron microscopy of a larva in Gosner, stage 38 and chondrocranial anatomy is reported for Gosner stage 34. The tadpole at Gosner stage 38 has a globular body shape with low tail fins and a ventral oral disc bordered by two rows of marginal papillae on most of the disc, except for the anterior labium and a medial portion of the posterior labium where papillae are simple; a wide rostral gap is present, labial …


Helminth Parasites Of The Raccoon (Procyon Lotor), Virginia Opossum (Didelphis Virginiana), And Striped Skunk (Mephitis Mephitis) From Keith County, Nebraska, Dennis J. Richardson Oct 2013

Helminth Parasites Of The Raccoon (Procyon Lotor), Virginia Opossum (Didelphis Virginiana), And Striped Skunk (Mephitis Mephitis) From Keith County, Nebraska, Dennis J. Richardson

Transactions of the Nebraska Academy of Sciences and Affiliated Societies

Nine raccoons (Procyon lotor), 6 Virginia opossums (Didelphis virginiana), and 1 striped skunk (Mephitis mephitis) collected from Keith County, Nebraska were examined for helminth parasites. Raccoons were infected with the nematodes Arthrocephalus lotoris, Baylisascaris procyonis, and Capillaria plica, the trematode Fibricola cratera, and the tapeworm Atriotaenia procyonis. Opossums were infected with 1 nematode, 1 trematode, and 1 cestode species: Physaloptera turgida, Plagiorhchis elegans, and Oochoristica sp., respectively. The single striped skunk was infected with the nematode Physaloptera maxillaris and the cestodes Mesocestoides sp. and Oochoristica sp.


Breeding Bird Communities Associated With Tallgrass Prairies In Southeast Nebraska, Stephen L. Winter, Samuel D. Fuhlendorf, Britt L. Smith Oct 2013

Breeding Bird Communities Associated With Tallgrass Prairies In Southeast Nebraska, Stephen L. Winter, Samuel D. Fuhlendorf, Britt L. Smith

Transactions of the Nebraska Academy of Sciences and Affiliated Societies

We collected data on bird communities associated with tallgrass prairies in two areas of southeast Nebraska that have been identified for focused conservation action: the Sandstone Prairies Biologically Unique Landscape (BUL) and the Southeast Prairies BUL. Our research was conducted in June and July of 2010 and 2011 at 14 privately–owned and state–owned properties located in Gage, Jefferson, Johnson, and Pawnee Counties (Nebraska). We detected a total of 1,108 individuals representing 41 species during 10–minute point counts with 400–m radii. The most commonly encountered species, in descending order of relative abundance (individuals detected per point count) were brown–headed cowbird, dickcissel, …