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Articles 361 - 390 of 399

Full-Text Articles in Other Ecology and Evolutionary Biology

Mitochondrial Dna Polymorphism In Three Antillean Island Populations Of The Fruit Bat, Artibeus Jamaicensis, Dorothy E. Pumo, Everett Z. Goldin, Beth Elliot, Carleton J. Phillips, Hugh H. Genoways Jan 1988

Mitochondrial Dna Polymorphism In Three Antillean Island Populations Of The Fruit Bat, Artibeus Jamaicensis, Dorothy E. Pumo, Everett Z. Goldin, Beth Elliot, Carleton J. Phillips, Hugh H. Genoways

University of Nebraska State Museum: Mammalogy Papers

The Neotropical fruit bat, Artibeus jamaicensis, occurs throughout Latin America and on many islands in the Caribbean. Populations from Jamaica (in the Greater Antilles) to Barbados (in the Lesser Antilles) have been classified as a subspecies (A. j. jamaicensisi separate from that on the Lesser Antillean island of St. Vincent (A. j. schwartzi). Mitochondrial DNA (mtDNA) was isolated from 54 individuals collected on these islands, analyzed by digestion with restriction endonucleases, and the restriction sites were mapped. Three different mtDNA genotypes (16,000 ± 200 bp) were identified: J-1 (16 animals from Jamaica, one from St. Vincent, …


Revised Checklist Of North American Mammals North Of Mexico, 1986, J. Knox Jones Jr., Dilford C. Carter, Hugh H. Genoways, Robert S. Hoffmann, Dale W. Rice, Clyde Jones Dec 1986

Revised Checklist Of North American Mammals North Of Mexico, 1986, J. Knox Jones Jr., Dilford C. Carter, Hugh H. Genoways, Robert S. Hoffmann, Dale W. Rice, Clyde Jones

University of Nebraska State Museum: Mammalogy Papers

As in previous lists, orders, families, and genera are listed in conventional phylogenetic sequence mostly following Hall (1981) but, in a departure from previous lists, species are entered alphabetically within each genus. This will facilitate use of the checklist by those unfamiliar with intrageneric taxonomy. Some assemblages are not well enough understood to create a meaningful hierarchy at the specific level.


Results Of The Alcoa Foundation-Suriname Expeditions. Ix. Bats Of The Genus Tonatia (Mammalia: Chiroptera) In Suriname, Hugh H. Genoways, Stephen L. Williams Jul 1984

Results Of The Alcoa Foundation-Suriname Expeditions. Ix. Bats Of The Genus Tonatia (Mammalia: Chiroptera) In Suriname, Hugh H. Genoways, Stephen L. Williams

University of Nebraska State Museum: Mammalogy Papers

Five species of Tonatia (bidens, brasilense, carrikeri, schulzi, and silvicola) are known to occur in Suriname. Tonatia bidens and silvicola are the largest in overall size (forearm length over 50 mm and greatest length of skull over 27.0 mm). However, T. bidens has a broader postorbital region (5.0 mm or more) and narrower mastoid region (less than 13.0 mm). The lower incisors of T. bidens are also noticeably broader than those of T. silvicola. These two species were found throughout most of the forested areas of Suriname. T. bidens displayed no secondary sexual …


1080 : A Selective Poison For Pests, D R. King Jan 1984

1080 : A Selective Poison For Pests, D R. King

Journal of the Department of Agriculture, Western Australia, Series 4

Since the 1960s, the control programmes for rabbits and dingoes in Western Australia have relied heavily on the use of sodium monofluoroacetate, more commonly known as compound 1080. Large quantaties are used each year as it is a valuable substance for the control of vertebrate pests.

Once in the animal's body 1080 is converted to fluorocitrate, a poison which is highly toxic to most mammals. Fluorocitrate blocks the Krebs cycle, a fundamental pathway of energy exchange in animals and plants. The animal dies as a result of damage to the heart, or to the brain and central nervous system, or …


A Checklist Of Parasites Of California, Oregon, And Washington Marine And Estuarine Fishes, Milton S. Love, Mike Moser Dec 1983

A Checklist Of Parasites Of California, Oregon, And Washington Marine And Estuarine Fishes, Milton S. Love, Mike Moser

Harold W. Manter Laboratory of Parasitology: Faculty Publications

This report is a summary of the published records of parasites found from the marine and estuarine fishes of California, Oregon, and Washington. Coverage has not been limited to the western United States, but rather includes parasite reports from throughout each fish's range. Included is a host-parasite list and parasite-host cross index.

We have produced this survey because we felt there was a need for a single source which would list all the parasites infecting marine and estuarine fish from California, Oregon, and Washington. Pertinent sources are scattered over a number of journals, covering many years. Workers find it time …


Results Of The Alcoa Foundation-Suriname Expeditions. Vii. Records Of Mammals From Central And Southern Suriname, Stephen L. Williams, Hugh H. Genoways, Jane A. Groen Sep 1983

Results Of The Alcoa Foundation-Suriname Expeditions. Vii. Records Of Mammals From Central And Southern Suriname, Stephen L. Williams, Hugh H. Genoways, Jane A. Groen

University of Nebraska State Museum: Mammalogy Papers

The occurrence of three species of mammals previously unknown in Suriname is documented. The new taxa recorded include Vampyrops aurarius, Vampyrops lineatus, and Natalus tumidirostris. Additional information is provided on Centronycteris maximiliana, Sigmomys alstoni, Zygodontomys brevicauda, and Cavia aperea from Suriname.


The Suriname Small Mammal Survey: A Case Study Of The Cooperation Between Research And National Conservation Needs, Hugh H. Genoways, Henry A. Reichart, Stephen L. Williams Jan 1982

The Suriname Small Mammal Survey: A Case Study Of The Cooperation Between Research And National Conservation Needs, Hugh H. Genoways, Henry A. Reichart, Stephen L. Williams

University of Nebraska State Museum: Mammalogy Papers

A cooperative program between the Foundation for Nature Preservation in Suriname and the Carnegie Museum of Natural History to survey the small mammals of Suriname is reviewed. The program has proven to be mutually beneficial and it is presented as a model for development of similar programs in the future. The technical assistance requested by the Foundation for Nature Preservation in Suriname concerned the distribution and natural history of small mammals, especially those occurring in the Nature Parks and Reserves. The Government of Suriname has established an excellent system of Reserves and Parks throughout the country. They are trying to …


Electrophoretic And Immunological Studies On The Relationship Of The Brachyphyllinae And The Glossophaginae, Robert J. Baker, Rodney L. Honeycutt, Michael L. Arnold, Vincent M. Sarich, Hugh H. Genoways Nov 1981

Electrophoretic And Immunological Studies On The Relationship Of The Brachyphyllinae And The Glossophaginae, Robert J. Baker, Rodney L. Honeycutt, Michael L. Arnold, Vincent M. Sarich, Hugh H. Genoways

University of Nebraska State Museum: Mammalogy Papers

Electrophoretic and albumin immunological data indicate that the Brachyphyllinae as currently conceived is a natural assemblage, with Erophylla sezekorni and Phyllonycteris aphylla being more closely related to each other than either is to Brachyphylla cavernarum. In both data sets, values that distinguish Erophylla from Phyllonycteris are in the general range of values that characterize congeneric species of mammals. Immunological distance values for the species Glossophaga soricina, Monophyllus redmani, Anoura caudifer, Leptonycteris sanborni, Choeroniscus minor, and Hylonycteris underuoodi indicate that these taxa are approximately equidistant from the Brachyphyllinae. Immunological comparisons of Glossophaga and Monophyllus to Anoura, Leptonycteris, Choeroniscus, …


Results Of The Alcoa Foundation-Suriname Expeditions. V. Noteworthy Records Of Surinamese Mammals, Hugh H. Genoways, Stephen L. Williams, Jane A. Groen Jul 1981

Results Of The Alcoa Foundation-Suriname Expeditions. V. Noteworthy Records Of Surinamese Mammals, Hugh H. Genoways, Stephen L. Williams, Jane A. Groen

University of Nebraska State Museum: Mammalogy Papers

The occurrence of seven species of mammals previously unknown in Suriname is documented. The new taxa recorded include Didelphis albiventris, Peropteryx macrotis, Lonchorhina aurita, Micronycteris hirsuta, Vampyrodes caraccioli, Furipterus horrens, and Thyroptera discifera . Additional information is provided on several species already known to occur in Suriname, including Metachirus nudicaudatus, Peronymus leucopterus, Mimon bennettii, Tonatia carrikeri, T. schulzi, Anoura geoffroyi, Choerniscus intermedius, Mesophylla macconnelli, Neaeomys guianae, Holochilus brasiliensis, and Potos fiavus.


Results Of The Alcoa Foundation-Suriname Expeditions. Vi. Additional Chromosomal Data For Bats (Mammalia: Chiroptera) From Suriname, Robert J. Baker, Hugh H. Genoways, Paisley A. Seyfarth Jul 1981

Results Of The Alcoa Foundation-Suriname Expeditions. Vi. Additional Chromosomal Data For Bats (Mammalia: Chiroptera) From Suriname, Robert J. Baker, Hugh H. Genoways, Paisley A. Seyfarth

University of Nebraska State Museum: Mammalogy Papers

As part of ongoing studies of the bats of Suriname, karyotypic information is presented for seventeen species. Chromosomal data are presented for the first time for Peronymus leucopterus, Peropteryx macrotis, Mimon bennettii, Artibeus concolor, Furipterus horrens, and Thyroptera discifera. Additional chromosomal data are presented for eleven other species of bats for which some information was available previously.


Observations On Bats From Trinidad, With A Checklist Of Species Occurring On The Island, Catherine H. Carter, Hugh H. Genoways, Robert S. Loregnard, Robert J. Baker Jan 1981

Observations On Bats From Trinidad, With A Checklist Of Species Occurring On The Island, Catherine H. Carter, Hugh H. Genoways, Robert S. Loregnard, Robert J. Baker

University of Nebraska State Museum: Mammalogy Papers

In their comprehensive treatment of the bats of Trinidad, Goodwin and Greenhall (1961) reported 58 species from the island. Subsequent authors (Goodwin and Greenhall, 1962, 1964; Genoways et al., 1973a; LaVal, 1973a, 1973b) have added some species to the list and changed the status of others so that the known chiropteran fauna of Trinidad now comprises 64 species: five emballonurids, one noctilionid, four mormoopids, 36 phyllostomids (see Handley, 1980, for family-group names), one natalid, one furipterid, one thyropterid, seven vespertilionids, and eight molossids. Among the phyllostomids, the subfamilies Phyllostominae (15) and Stenodermatinae (14) are the best represented, whereas only a …


Results Of The Alcoa Foundation-Suriname Expeditions. Iv. A New Species Of Bat Of The Genus Molossops (Mammalia: Molossidae), Stephen L. Williams, Hugh H. Genoways Dec 1980

Results Of The Alcoa Foundation-Suriname Expeditions. Iv. A New Species Of Bat Of The Genus Molossops (Mammalia: Molossidae), Stephen L. Williams, Hugh H. Genoways

University of Nebraska State Museum: Mammalogy Papers

A new species of molossid bat of the genus Molossops is described from Suriname. The new species is a member of the subgenus Molossops where it is distinguished from the other two member species, temminckii and aequatorianus, by larger external and cranial size. A single specimen of the species was taken in northern Suriname in an area of savannah and secondary forest.


Results Of The Alcoa Foundation-Suriname Expeditions. Iii. Chromosomal Data For Bats (Mammalia: Chiroptera) From Suriname, Rodney L. Honeycutt, Hugh H. Genoways, Robert J. Baker Jul 1980

Results Of The Alcoa Foundation-Suriname Expeditions. Iii. Chromosomal Data For Bats (Mammalia: Chiroptera) From Suriname, Rodney L. Honeycutt, Hugh H. Genoways, Robert J. Baker

University of Nebraska State Museum: Mammalogy Papers

Standard karyotypic data are presented for 28 species involving 98 specimens. The karyotype of Micronycteris sylvestris, M. daviesi, Phyllostomus latifolius, and Tonatia schulzi are reported for the first time. Chromosomal variation is described for Rhinophylla pumilio and Rhogeessa tumida. Karyotypes for the other species examined were like those previously described in the literature.


Results Of The Alcoa Foundation-Suriname Expeditions. 1. A New Species Of Bat Of The Genus Tonatia (Mammalia: Phyllostomatidae), Hugh H. Genoways, Stephen L. Williams Jul 1980

Results Of The Alcoa Foundation-Suriname Expeditions. 1. A New Species Of Bat Of The Genus Tonatia (Mammalia: Phyllostomatidae), Hugh H. Genoways, Stephen L. Williams

University of Nebraska State Museum: Mammalogy Papers

new species of the phyllostomatine genus Tonatia is described from Suriname. The species is characterized by medium size, the presence of small wart-like granulations of the dorsal surfaces of the forearm, digits, and hind limbs and on the ears and noseleaf, and possessing a unique karyotype. Two specimens of the species were taken in the rainforests of central Suriname.


Results Of The Alcoa Foundation-Suriname Expeditions. Ii. Additional Records Of Bats (Mammalia: Chiroptera) From Suriname, Stephen L. Williams, Hugh H. Genoways Jul 1980

Results Of The Alcoa Foundation-Suriname Expeditions. Ii. Additional Records Of Bats (Mammalia: Chiroptera) From Suriname, Stephen L. Williams, Hugh H. Genoways

University of Nebraska State Museum: Mammalogy Papers

The occurrence of 14 species of bats previously unknown in Suriname are documented, making a total of 85 species of bats known to occur in the country. The new records include Pteronotus personatus, Chrotopterus auritus, Micronycteris daviesi, M. sylvestris, Phyllostomus latifolius, Choeroniscus godmani, C. intermedius, Lionycteris spurrelli, Mesophylla macconnelli, Vampyressa brocki, Vampyrops brachycephalus, Rhogeessa tumida, Molossops abrasus, and M. greenhalli. Additional information is provided on several species of bats already known to occur in Suriname, including Micronycteris minuta, M. nicefori, Phylloderma stenops, Tonatia …


Evolutionary Origin Of Eptesicus Lynni, Michael L. Arnold, Robert J. Baker, Hugh H. Genoways May 1980

Evolutionary Origin Of Eptesicus Lynni, Michael L. Arnold, Robert J. Baker, Hugh H. Genoways

University of Nebraska State Museum: Mammalogy Papers

Currently, three species of bats of the genus Eptesicus (fuscus, guadeloupensis, and lynni) are recognized as occurring on islands in the Antilles. Of these, E. fuscus and E. guadeloupensis are believed to belong to the fuscus-group of the genus (Davis, 1966; Genoways and Baker, 1975). However, the status and relationships of E. lynni are unclear. Shamel (1945) described lynni as a member of the brasiliensis-group. On the other hand, Sanbom (1941) considered three earlier specimens of lynni as members of the subspecies E. fuscus hispaniolae (we have examined the Sanbom specimens and they are referable to …


Edging Toward Extinction: The Status Of Wildlife In Latin America, Douglas R. Shane Jan 1980

Edging Toward Extinction: The Status Of Wildlife In Latin America, Douglas R. Shane

eBooks

No abstract provided.


Arapaho Prairie, Arthur County, Nebraska: Approximate Ap Grid For Gis, Kathleen H. Keeler, A. T. Harrison, L. S. Vescio Jan 1980

Arapaho Prairie, Arthur County, Nebraska: Approximate Ap Grid For Gis, Kathleen H. Keeler, A. T. Harrison, L. S. Vescio

Harold W. Manter Laboratory of Parasitology: Faculty Publications

Grid map of field sites at Arapaho Prairie in Arthur County, Nebraska. Scale 1 5/16" = 1/4 mile. Shows permanently marked vegetation quadrats, blowouts and ravine washouts, roads, and 100' contour intervals. Part of the map was destroyed by mice. What remains of the map as of 2013 is shown.


Records Of Bats (Mammalia: Chiroptera) From Suriname, Hugh H. Genoways, Stephen L. Williams Sep 1979

Records Of Bats (Mammalia: Chiroptera) From Suriname, Hugh H. Genoways, Stephen L. Williams

University of Nebraska State Museum: Mammalogy Papers

Ten species are added to the 60 species of bats already known to occur in Suriname. The species added include Micronycteris minuta, M. nicefori, Phylloderma stenops, Tonatia bidens, T. brasiliense, Carollia brevicauda, Chiroderma trinitatum, Vampyressa bidens, Promops centralis, and P. nasutus. Additional information is presented on five species previously recorded from Suriname, including Pteronotus parnellii, Mimon crenulatum, Artibeus concolor, Chiroderma villosum, and Sturnira tildae.


The Life History And Ecology Of Ptilostomis Postica (Walker) (Trichoptera: Phryganeidae) In Greenbottom Swamp, Cabell County, West Virginia, Mary Beth Roush Jan 1979

The Life History And Ecology Of Ptilostomis Postica (Walker) (Trichoptera: Phryganeidae) In Greenbottom Swamp, Cabell County, West Virginia, Mary Beth Roush

Theses, Dissertations and Capstones

The life histoy and ecology of Ptilostomis postica (Walker) from Greenbottom swamp in Cabell County, West Virginia were investigated from December 1977 to December 1978, Length-frequency histograms indicate the life cycle is uriivoltine. Larvae achieved their greatest growth rate (75%) from fall to winter. Case length showed its greatest increase (70.3%) for this same period. There was high correlation between case length and body length in fall (r=0.72) and winter (r=0.87), however, a low correlation (r=0.18) was found in spring. The diet of the larvae changed from carnivorous in fall and winter to omnivorous in spring. Pupation began at the …


Proposed Environmental Impacts Of The Gallipolis Locks And Dam Replacement, Ohio River Mile 279.2, On The Benthic Macroinvertebrates And Fishes Of Flatfoot Creek, Mason County, West Virginia, William L. Cremeans Jr. Jan 1979

Proposed Environmental Impacts Of The Gallipolis Locks And Dam Replacement, Ohio River Mile 279.2, On The Benthic Macroinvertebrates And Fishes Of Flatfoot Creek, Mason County, West Virginia, William L. Cremeans Jr.

Theses, Dissertations and Capstones

The Gallipolis Locks and Dam at Ohio River Mile 279.2 is soon to be modified or replaced. Construction in the area will effect the lower portion of the small drainage basin (14.61 km) of Flatfoot Creek. Depending on the action taken, a large proportion of Flatfoot Creek and/or a tributary of Mud Run will have severe ecological alterations. For this reason, Flatfoot Creek was investigated for water quality, benthic macroinvertebrates, fish populations and the feeding requirements of the fishes.

A physio-chemical analysis was made of Flatfoot creek. With the exception of five parameters, the creek met guidelines set by state …


Bats Are Beautiful, Hugh H. Genoways, Robert J. Baker Oct 1978

Bats Are Beautiful, Hugh H. Genoways, Robert J. Baker

University of Nebraska State Museum: Mammalogy Papers

The thought that "Bats are Beautiful" may bring a smile to your face as you think of these ugly little creatures hanging from the ceilings of haunted houses and flying around deserted bell towers at midnight. You may also remember old wives tales such as "all bats have rabies" or "bats try to fly into women's hair." None of these things is completely true, and some of the tales have no basis in fact whatsoever.

Actually, the 875 species of bats form a unique Order of mammals (those animals possessing hair at least somewhere on their bodies), since they are …


A Mid-Continent Irruption Of Canada Lynx, 1962-63, Harvey L. Gunderson Sep 1978

A Mid-Continent Irruption Of Canada Lynx, 1962-63, Harvey L. Gunderson

University of Nebraska State Museum: Mammalogy Papers

There was a mid-continent irruption of the Canada lynx (Felis lynx) population and subsequent extensive movement into non-lynx habitats during the years 1962-1963. Lynx were found in the prairie provinces of Canada and the prairie areas of Minnesota, and North and South Dakota. They were also found in urban areas such as Minneapolis and St. Paul, Minnesota: Winnipeg, Manitoba: and Calgary, Saskatchewan, Canada. Causes for the irruption remain unknown but speculations include primarily a change in snowshoe hare population, disease, extensive forest fires and extensive spraying. Unusual behavior seemed to be most often reflected by a lack of …


Bats Of Guadeloupe, Robert J. Baker, Hugh H. Genoways, John C. Patton May 1978

Bats Of Guadeloupe, Robert J. Baker, Hugh H. Genoways, John C. Patton

University of Nebraska State Museum: Mammalogy Papers

The bat fauna of the Lesser Antillean chain is of considerable interest because it is composed of a depauperate extension of the South American fauna, species that have a widespread distribution in the Antilles, and a few species that are endemic to the Lesser Antilles (Baker and Genoways, 1978). Relative to bat speciation and diversity, Guadeloupe is probably the most important island of the Antillean chain.

This report is concerned with the natural history and systematics of the 11 chiropteran species known from Guadeloupe, three of which are endemic. Comments concerning systematic relationships are based on specimens that we collected …


Zoogeography Of Antillean Bats, Robert J. Baker, Hugh H. Genoways Jan 1978

Zoogeography Of Antillean Bats, Robert J. Baker, Hugh H. Genoways

University of Nebraska State Museum: Mammalogy Papers

Analysis of the bat fauna of the Antillean Islands suggest that the most probable source of invasion of the islands by bats is by overwater dispersal. The bat fauna of ·the Greater Antilles is unique, a percentage of endemism on each island being over 50 percent except for the Virgin Islands which has 33 percent endemics.

The richest bat fauna in the Antilles is on Cuba (32 species) followed by Jamaica (23 species) then Hispaniola (17 species) and Puerto Rico (16 species). The number of species found on Cuba is probably the result of the island's proximity to Central and …


A New Species Of Chiroderma From Guadeloupe, West Indies (Chiroptera: Phyllostomidae), Robert J. Baker, Hugh H. Genoways Apr 1976

A New Species Of Chiroderma From Guadeloupe, West Indies (Chiroptera: Phyllostomidae), Robert J. Baker, Hugh H. Genoways

University of Nebraska State Museum: Mammalogy Papers

During the course of a study of the bat faunas of the Caribbean islands we obtained a specimen of Chiroderma from the island of Guadeloupe in the Lesser Antilles. The nearest known populations of this genus occur on Tobago and Trinidad (C. villosum and C. trinitatum). approximately 550 kilometers to the south. This specimen represents a distinct new species that appears to be most closely related to C. doriae and C. villosum. This new species is named and described.


A New Species Of Eptesicus From Guadeloupe, Lesser Antilles (Chiroptera: Vespertilionidae), Hugh H. Genoways, Robert J. Baker Jul 1975

A New Species Of Eptesicus From Guadeloupe, Lesser Antilles (Chiroptera: Vespertilionidae), Hugh H. Genoways, Robert J. Baker

University of Nebraska State Museum: Mammalogy Papers

In the course of field studies on bats of the Antillean region, three specimens of the genus Eptesicus were obtained on the island of Guadeloupe in the Lesser Antilles. The nearest known populations of this genus are on Puerto Rico 500 kilometers to the west (E. fuscus wetmorei), on the northern coast of South America 850 kilometers to the southwest (E. fuscus miradorensis), and on Tobago 550 kilometers to the south (E. brasiliensis melanopterus). Study of the specimens from Guadeloupe reveals that they represent a distinct species that is most closely related to Eptesicus …


Mammals Of The Guadalupe Mountains National Park, Texas, Hugh H. Genoways, Robert J. Baker, John E. Cornely Apr 1975

Mammals Of The Guadalupe Mountains National Park, Texas, Hugh H. Genoways, Robert J. Baker, John E. Cornely

University of Nebraska State Museum: Mammalogy Papers

Our survey began in late May 1973 and continued through August 1975. The objectives of our study, which was supported by the National Park Service, were to survey the mammals occurring in the Guadalupe Mountains National Park, Texas, and to correlate their distribution with major plant associations. This inventory of the natural resources of the park is preliminary to the development of any serious management program. Therefore, we present the following accounts to serve as baseline data for future mammalian work in the park and development of the master plan for the park.


Editors' Note To Biological Investigations In The Guadalupe Mountains National Park, Texas., Hugh H. Genoways, Robert J. Baker Apr 1975

Editors' Note To Biological Investigations In The Guadalupe Mountains National Park, Texas., Hugh H. Genoways, Robert J. Baker

University of Nebraska State Museum: Mammalogy Papers

The Guadalupe Mountains National Park, which is located in TransPecos Texas between Carlsbad, New Mexico, and EI Paso, Texas, is one of the newest national parks being formed by the Congress in 1967. The Guadalupe Mountains and the associated Chihuahuan Desert included in the park represent a unique biological area in which a fragile biological equilibrium exists between the fauna and flora of the Chihuahuan Desert of the lowlands and the Rocky Mountains of the high elevations. The preservation of this area will depend upon sound management decisions. This volume is the result of a symposium held at The Museum …


Nongeographic Variation In The Long-Nosed Bat, Choeroniscus Intermedius, Hugh H. Genoways, Robert J. Baker, Bernard Wyatt Aug 1973

Nongeographic Variation In The Long-Nosed Bat, Choeroniscus Intermedius, Hugh H. Genoways, Robert J. Baker, Bernard Wyatt

University of Nebraska State Museum: Mammalogy Papers

Of the 12 measurements analyzed, only length of tail exhibited enough individual variation to warrant its deletion in analysis of geographic or interspecific variation in the genus Choeroniscus. Also, because of the difficulty in consistently taking the measurement, we also suggest elimination of postorbital constriction.

Specimens of Choeroniscus intermedius were found to exhibit significant secondary sexual variation in five of the 12 measurements studied. Therefore, it is clear that males and females should be separated in analyses of variation within members of the genus. Females were found to be the larger in 10 of the 12 measurements--similar to the …