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2017

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Articles 721 - 750 of 1256

Full-Text Articles in Entomology

A List Of The Ants (Hymenoptera: Formicidae) Of The Edwin E. George Reserve, Livingston County, Michigan, Mary Talbot Oct 2017

A List Of The Ants (Hymenoptera: Formicidae) Of The Edwin E. George Reserve, Livingston County, Michigan, Mary Talbot

The Great Lakes Entomologist

(excerpt)

The Edwin S. George Reserve is located in southern Michigan. Here live a very large number of species of ants for an area this far north and consisting of only two square miles. This large number of species is apparently owing to the variety of terrain which has resulted from glacial activity.


Habitats And Populations Of The Ant Stenamma Diecki Emery In Southern Michigan, Mary Talbot Oct 2017

Habitats And Populations Of The Ant Stenamma Diecki Emery In Southern Michigan, Mary Talbot

The Great Lakes Entomologist

(excerpt)

The four species of the genus Stenamma recognized for the northeastern United States are all found in the two square miles of the Edwin S. George Reserve, Livingston County, Michigan. They are Stenamma diecki Emery, brevicorne (Mayr), impar Forel and schmitti Wheeler. These ants are not abundant on the George Reserve as they are in certain habitats further north. Near Montreal, Quebec all four are present and diecki, together with Lasius alienus Foerster and L. pallitarsis (hovancher), are the most abundant and widespread species of ants in the woods (Francoeur, 1966; Letendre and Pilon, 1972, 1973).


Abundance Of Insects Inhabiting The Male Strobili Of Red Pine, William J. Mattson Oct 2017

Abundance Of Insects Inhabiting The Male Strobili Of Red Pine, William J. Mattson

The Great Lakes Entomologist

(excerpt)

Southwood (1973) concluded that pollen feeding was probably the first step in the development of the phytophagous habit in insects, because pollen, compared with plant foliage, is rich in nutrients and low in sewndary defense substances. Surprisingly, little is known about insects that feed mainly on pollen. For example, in a bibliography of insects that feed on reproductive structures of North American conifers (Barcia and Merkel, 1972), less than three per cent of 719 references pertained to pollen feeders. This note reports on the kinds and abundance of insects found inhabiting clusters of fresh staminate or male strobili (MS) …


Genetic Variation In Resistance Of Scotch Pine To Zimmerman Pine Moth, Jonathan W. Wright, Louis F. Wilson, John N. Bright Oct 2017

Genetic Variation In Resistance Of Scotch Pine To Zimmerman Pine Moth, Jonathan W. Wright, Louis F. Wilson, John N. Bright

The Great Lakes Entomologist

(excerpt)

Scotch pine (Pinus sylvestris L.), a forest tree introduced from Eurasia, is commonly planted for Christmas tree and timber use in northeastern United States. In this country it has numerous insect enemies. Among the most important are European pine shoot moth, Rhyacionia buoliana (Schiffermiieller); pine root collar weevil, Hylobius radicis Buchanan;,European pine sawfly, Neodiprion sertifer (Geoffroy); and eastern white-pine shoot borer, Eucosma gloriola Heinrich. Previous studies (Wright et al., 1967; Wright and Wilson, 1972; Steiner, 1974) have revealed large genetic differences in resistance to some of these pests.

Another destructive pest is the Zimmerman pine moth, Dioryctria …


Projected Red Pine Yields From Aldrin-Treated And Untreated Stands Damaged By White Grubs And Other Agents, Richard F. Fowler, Louis F. Wilson Oct 2017

Projected Red Pine Yields From Aldrin-Treated And Untreated Stands Damaged By White Grubs And Other Agents, Richard F. Fowler, Louis F. Wilson

The Great Lakes Entomologist

(excerpt)

Young red pines, Pinus resinosa Ait., during the first few years after planting in the Lake States, are vulnerable to several injurious agents, including white grubs, the larvae of May beetles, Phyllophaga spp. (Kittredge, 1929; Craighead, 1950). The pesticide aldrin3 has frequently been applied at planting time to protect seedlings from white grubs. More than 12,000 acres of national forest land were treated with aldrin from 1960 to 1967 in the Lake States; almost 10,000 of these were on the Hiawatha National Forest (Fowler, 1973).


Curculionidae And Chrysomelidae Found In Aquatic Habitats In Wisconsin, Lutz J. Bayer, H. Jane Brockmann Oct 2017

Curculionidae And Chrysomelidae Found In Aquatic Habitats In Wisconsin, Lutz J. Bayer, H. Jane Brockmann

The Great Lakes Entomologist

(excerpt)

We became interested in aquatic weevils (Curculionidae) and leaf beetles (Chryso- melidae) during the Aquatic Entomology Course at the University of Wisconsin, in the

spring of 1971. Many collections, taken from a variety of aquatic habitats in Wisconsin, contained weevils and leaf beetles. Most of the species were not fully treated in the keys found in aquatic entomology texts. We thought it would be useful to compile keys from the literature and present what is known of the distribution of these insects in Wisconsin. Nine species of weevils have been found in aquatic habitats in Wisconsin, representing seven genera, …


Heptageniidae (Ephemeroptera) Of Wisconsin, R. Wills Flowers, William L. Hilsenhoff Oct 2017

Heptageniidae (Ephemeroptera) Of Wisconsin, R. Wills Flowers, William L. Hilsenhoff

The Great Lakes Entomologist

(excerpt)

Heptageniidae are one of the most abundant and widespread components of Wisconsin's aquatic insect fauna. In almost any stream with a firm substrate and free of gross pollution, the flattened nymphs can be found hiding in crevasses and under rocks, or clinging to submerged wood. Adults and nymphs are easily distinguished from mayflies of other families, nymphs by their dorsoventrally flattened head and dorsal eyes, and adults by their 5-segmented tarsi and complete wing veination. This paper presents our knowledge to date of Heptageniidae in Wisconsin.


Pesticide Effects On Orthopteroid Distribution In Southern Michigan Farmlands, Benedict C. Pinkowski Oct 2017

Pesticide Effects On Orthopteroid Distribution In Southern Michigan Farmlands, Benedict C. Pinkowski

The Great Lakes Entomologist

The occulrence and abundance of 22 species of orthopteroids is compared for isolated farm yards surrounded by corn fields which were either treated or not treated with a pesticide combination consisting of the herbicides Sutan and AAtrex, and the insecticide Dyfonate. All 22 species were present in the untreated plots, whereas only 12 were recorded in the treated plots, a 45.5% reduction.

Species characteristics determining the observed differences, in the order of decreasing importance, are: general abundance in non-treated areas, seasonal periodism, and vagility. More common species and fewer uncommon species were present in the treated areas, apparently because of …


New Species And Additional Records Of Protura From Michigan, Ernest C. B Bernard Oct 2017

New Species And Additional Records Of Protura From Michigan, Ernest C. B Bernard

The Great Lakes Entomologist

Three new species, Eosentomon antrimense, E. pinusbanksianum, and Berberentulus mcqueeni, and one new record, E. australicum Womersley are added to the known Protura fauna of Michigan. Further records of E. wheeleri Silvestri, Protentomon michiganense Bernard, Proturentomon iowaense Womersley, Acerentulus confinis (Berlese) and Amerentulus amencanus (Ewing) are listed from various parts of the state.


A New Species Of Neelides (Collembola: Neelidae) From The United States, Ernest C. Bernard Oct 2017

A New Species Of Neelides (Collembola: Neelidae) From The United States, Ernest C. Bernard

The Great Lakes Entomologist

(excerpt)

This paper is comprised of the description of a new species of Neelides Caroli (1912) recovered from moss. It becomes only the third described species of the genus. Specimens were recovered by a sugar flotation-centrifugation method (Jenkins, 1964), mounted, and characterized with the aid of a camera lucida. The holotype, some paratypes, and five specimens in 95% ethyl alcohol will be deposited in the Entomology Museum, Michigan State University, East Lansing, Michigan, 48824.


A New Genus, Six New Species, And Records Of Protura From Michigan, Ernest C. Bernard Oct 2017

A New Genus, Six New Species, And Records Of Protura From Michigan, Ernest C. Bernard

The Great Lakes Entomologist

A new genus, Proacerella (Acerentomidae), and six new species, Proacerella reducta, Eosentomon prutzi, E. sociale, E. pomari, E. brassicae, and Protentomon michiganense are described from various sites in Michigan. Records of previously described species are also listed 'for the species Eosentomon vermiforme Ewing, E. wheeleri Silvestri, Proturentomon iowaense Womersley, Acerentulus confinis (Berlese), Amerentulus americanus (Ewing), and Yamatentomon barberi (Ewing).


Notes On The Biology And Parasitoids Of The Sweet Fern Underwing (Lepidoptera: Noctuidae) In Michigan, Louis F. Wilson Oct 2017

Notes On The Biology And Parasitoids Of The Sweet Fern Underwing (Lepidoptera: Noctuidae) In Michigan, Louis F. Wilson

The Great Lakes Entomologist

(excerpt)

The sweet fern underwing, Catocala antinympha (Hubner), sometimes called "the wayward nymph" (Holland, 1968), is one of several lepidopterous defoliators of sweet fern, Comptonia peregrina (L.) Coult. Investigators have dealt only briefly with this insect because it is difficult to collect and rear in quantity and consequently, its biology is poorly known. The early works are basically taxonomic treatises. Barnes and McDunnough (1918b) updated the synonomy which remains intact to date. They placed antinympha as belonging to their Group IV (Catabapta Hulst), a group comprising Myrica (=Comptonia) feeders. Their treatise presents excellent color reproductions of the adult …


Aspects Of The Feeding Behavior Of Scolytus Multistriatus (Marsham) (Scoltytidae: Coleoptera) And Implications For Control, H Riedl, J. W. Butcher Oct 2017

Aspects Of The Feeding Behavior Of Scolytus Multistriatus (Marsham) (Scoltytidae: Coleoptera) And Implications For Control, H Riedl, J. W. Butcher

The Great Lakes Entomologist

(excerpt)

Successful protection of elm trees can only be accomplished by means of thorough understanding of the feeding behavior of the smaller European elm bark beetle, Scolytus multistriatus (Marsham). Wolfenbarger and Buchanan (1939) and Whitten (1958) noted that most feeding occurred in the outer portion of the upper crown region, but offered no quantitative data. Therefore, this study was initiated to investigate the regional distribution of feeding injuries along a vertical and horizontal gradient in native American elm, Ulmus americana L.


Rearing Of Scolytus Multistraiatus (Marsham) (Scolytidae: Coleoptera) For Toxicological Experiments, H Riedl, J W. Butcher Oct 2017

Rearing Of Scolytus Multistraiatus (Marsham) (Scolytidae: Coleoptera) For Toxicological Experiments, H Riedl, J W. Butcher

The Great Lakes Entomologist

(excerpt)

In a study of the oral and contact toxicity of methoxychlor residues to the smaller European elm bark beetle, S, multistriatus, it is essential to have beetle material available which is of uniform physiological condition and age (Riedl, 197 3). Several rearing containers for bark beetles have been described in the literature (Clark and Osgood, 1964; Fox, 1958; Germain and Wygant, 1967; Schmitz, 1972). A common problem in such containers appears to be fungus growth on the logs due to insufficient ventilation and high humidity. Although these environmental conditions might not cause high mortality, they can render emerging beetles …


Spatial Distribution Of Egg Clusters Of The European Pine Sawfly Neodiprion Sertifer (Geoff.) In Young Pine Plantations In Michigan, Louis F. Wilson Oct 2017

Spatial Distribution Of Egg Clusters Of The European Pine Sawfly Neodiprion Sertifer (Geoff.) In Young Pine Plantations In Michigan, Louis F. Wilson

The Great Lakes Entomologist

(excerpt)

The European pine sawfly, Neodiprion sertifer (Geoffroy), is a perennial problem in young pine plantations in Eastern North America. Scotch pine, Pinus sylvestris L., and red pine, P. resinom Ait., are its principal hosts. During recent behavioral studies of this sawfly in Michigan, spatial distribution patterns were determined in order to rapidly survey population levels in young pine plantations (Wilson and Gerrard, 1971). Earlier, Lyons (1964b) presented some distributional data on N. sertifer in regard to population sampling. Wright et al. (1967) and Hattemer et al. (1969) discussed N. sertifer distributions in Scotch pine and mixed pine species provenancz …


Spatial And Seasonal Distribution Of Pine Root Collar Weevil Eggs In Young Red Pine Plantations, Louis F. Wilson Oct 2017

Spatial And Seasonal Distribution Of Pine Root Collar Weevil Eggs In Young Red Pine Plantations, Louis F. Wilson

The Great Lakes Entomologist

The pine root collar weevil (Hylobius radicis Buchanan) is a continuous threat to young pine plantations in the northeastern United States and the adjacent Canadian Provinces The female weevil oviposits during the daytime (Wilson, 1968a) near the root collars of red pine (Pinus resinosa Aiton), Scotch pine (P. sylvestris L.), and jack pine (P. hanksiana Lambert), and occasionally other pines. During recent studies on the weevil (Wilson 1968a, 1968b) in Michigan, egg data were taken for use in population and sampling research. Presented here are distribution patterns of eggs within and between trees and throughout the …


Current Classification Of The Families Of Coleoptera, M G. De Viedma, M L. Nelson Oct 2017

Current Classification Of The Families Of Coleoptera, M G. De Viedma, M L. Nelson

The Great Lakes Entomologist

(excerpt)

Several works on the order Coleoptera have appeared in recent years, some of them creating new superfamilies, others modifying the constitution of these or creating new families, finally others are genera1 revisions of the order. The authors believe that the current classification of this order, incorporating these changes would prove useful. The following outline is based mainly on Crowson (1960, 1964, 1966, 1967, 1971, 1972, 1973) and Crowson and Viedma (1964). For characters used on classification see Viedma (1972) and for family synonyms Abdullah (1969). Major features of this conspectus are the rejection of the two sections of Adephaga …


New Techniques For Associating The Stages Of Aquatic Insects, A. V. Provonsha, W P. Mccafferty Oct 2017

New Techniques For Associating The Stages Of Aquatic Insects, A. V. Provonsha, W P. Mccafferty

The Great Lakes Entomologist

(excerpt)

The immature forms of many benthic insect species are presently either undescribed or unidentifiable. The result is that associations with corresponding adult forms are often necessary in order to confirm specific and sometimes generic identifications. Specific determination of aquatic stages of insects is prerequisite to adequately understanding the various aspects and implications of autecological specificity and the synecological dynamics of an aquatic system. Wiggins (1966), among others, has adequately pointed out the basic necessity of being able to discriminate between immature aquatic species.


A Study In The Summer Phenology Of Dionychious Spiders From Northern Minnesota Forests, Bruce Cutler, Lee H. Grim, H M. Kulman Oct 2017

A Study In The Summer Phenology Of Dionychious Spiders From Northern Minnesota Forests, Bruce Cutler, Lee H. Grim, H M. Kulman

The Great Lakes Entomologist

Dionychious ground layer spiders from Larix and Populus stands were collected by pitfall traps. The typical pattern of dominant, influent and accessory species was well marked. Populus stands had greater diversity of species than Larix stands. Those species characterized by large male:female sex ratios had sharp peaks in the first month of collecting, and others had smaller early season peaks or early season and late season peaks. Traps with an apron leading to the trap caught twice as many specimens compared to traps without an apron.


The History Of The Name Panorpa Linnaeus (Mecoptera), H. D. Cameron Oct 2017

The History Of The Name Panorpa Linnaeus (Mecoptera), H. D. Cameron

The Great Lakes Entomologist

(excerpt)

Attempts to understand the origin of Linnaeus' name for the scorpionfly Panorpa have come to nought for a very good reason. The word does not mean anything at all. It is an interesting example of the futility of looking up names in a Latin or Greek dictionary to find their meaning when the history of the word is at all complicated. The word Panorpa is born of a series of taxonomic, philological, grammatical, and (perhaps) typographical errors which can be sorted out by a survey of the pre-Linnaean history of the word and of the insect. In order to …


A Taxonomic And Ecological Study Of The Asilidae Of Michigan, Norman T. Baker, Roland L. Fischer Oct 2017

A Taxonomic And Ecological Study Of The Asilidae Of Michigan, Norman T. Baker, Roland L. Fischer

The Great Lakes Entomologist

Seventy-two species of Asilidae have been recorded from Michigan. An additional seven which may occur are included. Keys to subfamilies, genera and species are given. Two subfamilies and twenty-five genera are represented. A discussion of specific identification, habitat, and distribution is given where possible.

The Laphria canis complex, index complex, and aeatus complex are discussed. One new species, Laphria calvescenta is described. Laphria disparella has been raised from synonymy. Machimus virginicus was removed from Asilus sensu-latu and placed in the genus Machimus.


The Deer Flies Of Indiana (Diptera: Tabanidae: Chrysops), John J.S Burton Oct 2017

The Deer Flies Of Indiana (Diptera: Tabanidae: Chrysops), John J.S Burton

The Great Lakes Entomologist

(excerpt)

The great majority of specimens, over 12,000 out of 13,185, which form the basis of this study, were collected by the writer during the flight season of the summer of 1963. These are on deposit in the Museum of the Department of Entomology, Purdue University, West Lafayette, Indiana. Other specimens in the collections of the Indiana Department of Natural Resources, Indianapolis, Indiana, of Purdue, and of Earlham College, Richmond, Indiana are incorporated herein. Most specimens in the latter museum were collected, some by the writer, during an earlier general insect survey of the Whitewater River watershed.


Temporal Transcriptomic Profiling Of The Ant-Feeding Assassin Bug Acanthaspis Cincticrus Reveals A Biased Expression Of Genes Associated With Predation In Nymphs, Fei Kou, Hu Li, Shujuan Li, Huaizhu Xun, Yinqiao Zhang, Ziqiang Sun, Xuguo Zhou, Wanzhi Cai Oct 2017

Temporal Transcriptomic Profiling Of The Ant-Feeding Assassin Bug Acanthaspis Cincticrus Reveals A Biased Expression Of Genes Associated With Predation In Nymphs, Fei Kou, Hu Li, Shujuan Li, Huaizhu Xun, Yinqiao Zhang, Ziqiang Sun, Xuguo Zhou, Wanzhi Cai

Entomology Faculty Publications

Acanthaspis cincticrus (Stål) is an assassin bug with a specialized camouflaging behavior to ambush ants in the nymphal stages. In this study, we comprehensively sequenced all the life stages of A. cincticrus, including the eggs, five nymph instars, female and male adults using Illumina HiSeq technology. We obtained 176 million clean sequence reads. The assembled 84,055 unigenes were annotated and classified functionally based on protein databases. Among the unigenes, 29.03% were annotated by one or more databases, suggesting their well-conserved functions. Comparison of the gene expression profiles in the egg, nymph and adult stages revealed certain bias. Functional enrichment …


Within-Generation Morality Of The Jack Pine Tip Beetle, Conophthorus Banksianae Mcpherson, In Michigan, David J. Hall, Louis F. Wilson Oct 2017

Within-Generation Morality Of The Jack Pine Tip Beetle, Conophthorus Banksianae Mcpherson, In Michigan, David J. Hall, Louis F. Wilson

The Great Lakes Entomologist

(excerpt)

The jack pine tip beetle (Conophthorus banksianae McPherson) is a shoot-infesting scolytid hat primarily attacks jack pine (Pinus banksiana Lamb.) in Michigan. The insect was previously thought to be a variant of C. resinosae Hopkins, which attacks cones and shoot tips of red pine. McPherson described C. banksianae as a new species, following life cycle and behavioral studies (McPherson, Wilson, and Stehr 1970; McPherson, Stehr, and Wilson 1970). Separating them by morphological features has been unsuccessful (Herdy 1963).


Notes On The Life Cycle Of Nemoria Rubrifrontaria (Lepidoptera: Geometridae), Louis F. Wilson, George C. Heaton Oct 2017

Notes On The Life Cycle Of Nemoria Rubrifrontaria (Lepidoptera: Geometridae), Louis F. Wilson, George C. Heaton

The Great Lakes Entomologist

(excerpt)

While surveying for insect pests of sweet fern, Myrica aspleniifolia L., two unidentified eggs were detected on foliage samples collected in June 1972 near Barton City, Alcona County, Michigan. the eggs were transferred to petri dishes with sweet fern foliage for rearing. Subsequently, one of the larvae that emerged was reared to adulthood and identified as Nemoria rubrifrontaria Packard. This note describes the life cycle of this insect.


Carabid Beetles (Coleoptera: Carabidae) As Prey Of North American Frogs, Andre Larochelle Oct 2017

Carabid Beetles (Coleoptera: Carabidae) As Prey Of North American Frogs, Andre Larochelle

The Great Lakes Entomologist

In this paper, 62 species of carabid beetles are listed as prey of frogs. Records are from the literature and a stomach contents study.

During the period May to October 1973, I collected and examined the stomach contents of 2 bullfrogs, 45 green frogs, 504 northern leopard frogs and 7 wood frogs from southern Quebec in order to learn whether carabid beetles are major or minor prey of frogs.


Winter Habits Of Carabid Beetles (Coleoptera: Carabidae), Andre Larochelle Oct 2017

Winter Habits Of Carabid Beetles (Coleoptera: Carabidae), Andre Larochelle

The Great Lakes Entomologist

(excerpt)

In this paper, the winter habits of 123 species of Carabidae from southern Quebec are given.

from 1961 to 1973, I have studied in the field the winter habits of many species of carabid beetles from southern Quebec. All insects were represented in the adult stage and were motionless. Some species of the genera Agonum, Brachinus, Calathus, Chlaenius, and Pterostichus appeared to be gregarious in hibernation. In one instance, I was surprised to observe different species congregated even with wood-lice in a living "ball". Small carabid beetles prefer hibernating at the surface of the soil while larger ones may …


A World List Of Prey Of Chlaenius (Coleoptera: Carabidae), Andre Larochelle Oct 2017

A World List Of Prey Of Chlaenius (Coleoptera: Carabidae), Andre Larochelle

The Great Lakes Entomologist

(excerpt)

Being predaceous insects, the carabid beetles are believed to play an important role in the control of insect pests (Scherney 1957 and 1959, Hughes 1959, Wright, Hughes and Worral 1960, Mitchell 1963). The currant interest in biological control against noxious insects requires a complete understanding of the organisms being used. The aim of this paper was to compile a list of data on the food of the genus Chlaenius, from the literature and observations in the laboratory.


Life History And Some Habits Of A Larch Moth, Paralobesia Palliolana (Lepidoptera: Tortricidae), In Michigan, Daniel G. Mosher, Louis F. Wilson Oct 2017

Life History And Some Habits Of A Larch Moth, Paralobesia Palliolana (Lepidoptera: Tortricidae), In Michigan, Daniel G. Mosher, Louis F. Wilson

The Great Lakes Entomologist

(excerpt)

Insect injured shoot tips were discovered in the fall of 1971 on larch (Larix spp.) in a mixed larch provenance plating in Shiawassee County, Michigan. Tortricid larvae collected later from them were reared to maturity and identified as Paralobesia palliolana (McDunnough 1938). McDunnough (1938) described this species as Polychrosis palliolana from insects taken in flight but without definitely associated hosts. The holotype he designated was collected at Milford, Nova Scotia; other specimens he examined were from Quebec and Ottawa, Canada.


A Classification Above Species Level Of The Genus Lachesilla Westwood (Psocoptera: Lachesillidae). Alfonso Neri Garcia Aldrete. 1974. Foila Entomologica Mexicana 27. 88p., Edward L. Mockford Oct 2017

A Classification Above Species Level Of The Genus Lachesilla Westwood (Psocoptera: Lachesillidae). Alfonso Neri Garcia Aldrete. 1974. Foila Entomologica Mexicana 27. 88p., Edward L. Mockford

The Great Lakes Entomologist

(excerpt)

This publication represents far more labor than the 88 pages suggest. In order to attack the problem of higher classification in Lachesilla, Dr. Garcia Aldrete had first to differentiate all species available to him. There proved to be many. Smithers' (1967) catalogue of the Psocoptera of the World lists 61 species of Lachesilla. Garcia Aldrete lists 229 species, most of them still undescribed. The undescribed species are listed by letter-number combinations in the higher categories to which they are assigned.