Works in North America
Published research works with metadata for North America (Continent).
1165 works
Showing 501 to 550 of 1165 works
Species limits and phylogeography of Newportia (Scolopendromorpha) and implications for widespread morphospecies
The genus Newportia Gervais, 1847, includes some 60 nominal species distributed in the Caribbean islands and from Mexico to central South America. Modern keys to species and subsp…
Steps towards a phylogeny of the pill millipedes: non-monophyly of the family Protoglomeridae, with an integrative rede…
Eupeyerimhoffia archimedis (Strasser, 1965) is redescribed based on several specimens collected at a number of sites close to the type locality on Sicily, Italy. Scanning electron…
Type specimens of centipedes (Myriapoda, Chilopoda) in the National Museum, Prague (Czech Republic)
The centipede collection in the National Museum in Prague contains type material of 16 taxa (14 species and two subspecies), of which 15 were described by Luděk J. Dobroruka and o…
Description of a novel mating plug mechanism in spiders and the description of the new species Maeota setastrobilaris (…
Reproduction in arthropods is an interesting area of research where intrasexual and intersexual mechanisms have evolved structures with several functions. The mating plugs usually…
Review of the West Indian genus Monotalla Bechyné (Coleoptera, Chrysomelidae, Galerucinae, Alticini) with description o…
The West Indian genus Monotalla Bechyné is reviewed, redescribed and illustrated. Five new species are added: Monotalla dominica sp. n. (Dominica); M. lecticofolia sp. n. (St. Luc…
The male of Megacormus granosus (Gervais, 1844) with comments on its hemispermatophore (Scorpiones, Euscorpiidae)
The male of Megacormus granosus is described for the first time and the female redescribed. A homology scheme proposed recently is applied to hemispermatophore structures. The spe…
Status of Exosphaeroma amplicauda (Stimpson, 1857), E. aphrodita (Boone, 1923) and description of three new species (Cr…
Exosphaeroma amplicauda (Stimpson, 1857) from the west coast of North America is reviewed and redescribed and revealed to be a group of closely related species. A neotype is desig…
Systematics of the Rhinella margaritifera complex (Anura, Bufonidae) from western Ecuador and Panama with insights in t…
The Rhinella margaritifera species group consists of 17 species of toads distributed in tropical and subtropical South America and eastern Central America. The identity of some of…
A revision of the Neotropical caddisfly genus Leucotrichia Mosely, 1934 (Hydroptilidae, Leucotrichiinae)
A revision of Leucotrichia (Trichoptera, Hydroptilidae) is provided, including a generic diagnosis, illustrations, a key, and descriptions of males. A total of 43 species are trea…
New distribution records for Canadian Aleocharinae (Coleoptera, Staphylinidae), and new synonymies for Trichiusa
Fifty-four new Canadian provincial records of aleocharine beetles (Staphylinidae), including three new Canadian records and one new North American record, are presented. Of these,…
Two new species of Oobius Trjapitzin (Hymenoptera, Encyrtidae) egg parasitoids of Agrilus spp. (Coleoptera, Buprestidae…
Oobius Trjapitzin (Hymenoptera, Encyrtidae) species are egg parasitoids that are important for the biological control of some Buprestidae and Cerambycidae (Coleoptera). Two specie…
Revalidation of the spider genus Citharoceps Chamberlin, 1924 (Araneae, Segestriidae)
Citharoceps Chamberlin was diagnosed by the presence of a very distinctive stridulatory apparatus composed of two patches of ridges on the sides of the cephalic region, and a stri…
Revision of the genus Philonome Chambers and its proposed reassignment to the family Tineidae (Lepidoptera, Tineoidea)
The New World genus Philonome Chambers, 1874 is revised. This genus comprises twelve species, seven of which are described as new: two species, P. nigrescens sp. n. and P. wielgus…
Assembly of a micro-hotspot of caenogastropod endemism in the southern Nevada desert, with a description of a new speci…
Newly obtained and previously published sequences of the cytochrome c oxidase subunit I (COI) gene were analyzed to examine the biogeographic assembly of the caenogastropod fauna …
Revision of the Ceratocapsine Renodaeus group: Marinonicoris, Pilophoropsis, Renodaeus, and Zanchisme, with description…
The Renodaeus group, a monophyletic assemblage of genera within the New World orthotyline tribe Ceratocapsini, comprising eight genera, including four new ones, is defined; and 48…
Review of Canadian species of the genus Mocyta Mulsant & Rey (Coleoptera, Staphylinidae, Aleocharinae), with the descri…
Six species of the genus Mocyta Mulsant & Rey are reported from Canada: Mocyta amblystegii (Brundin), M. breviuscula (Mäklin), M. discreta (Casey), M. fungi (Gravenhorst), M. lute…
A revision of the Nearctic species of Liancalus Loew (Diptera, Dolichopodidae)
The genus Liancalus Loew is revised for the Nearctic Region. Seven species are documented from this region including two new species: Liancalus genualis Loew, L. hydrophilus Aldri…
A new species of Paracreptotrema (Digenea, Plagiorchiformes, Allocreadiidae) infecting two species of poeciliids in Río…
Paracreptotrema rosenthali sp. n. was discovered in the intestine of Xiphophorus malinche and Pseudoxiphophorus jonesii, collected from the headwaters of Río Malila, tributary of …
First record of Rhoptrocentrus piceus Marshall (Hymenoptera, Braconidae, Doryctinae) as parasitoid of Psacothea hilaris…
The species Rhoptrocentrus piceus Marshall (Hymenoptera: Braconidae) was reared from the larvae of the xylophagous beetle Psacothea hilaris hilaris (Pascoe) (Coleoptera: Cerambyci…
First record of harpacticoid copepods from Lake Tahoe, United States: two new species of Attheyella (Harpacticoida, Can…
Benthic harpacticoids were collected for the first time at Lake Tahoe, California-Nevada, United States. Two species were identified as members of the genus Attheyella Brady, 1880…
A new species of bromeliad-feeding Cephaloleia Chevrolat (Coleoptera, Chrysomelidae, Cassidinae) from Costa Rica: evide…
The Neotropical genus Cephaloleia Chevrolat (Coleoptera: Chrysomelidae: Cassidinae) includes 214 species distributed from the south of Mexico to Argentina. Cephaloleia beetles fee…
The New World whirligig beetles of the genus Dineutus Macleay, 1825 (Coleoptera, Gyrinidae, Gyrininae, Dineutini)
All New World members of the whirligig beetle genus Dineutus Macleay, 1825 are treated. The New World Dineutus are found to be composed of 18 species and 6 subspecies: one species…
A new Heraclides swallowtail (Lepidoptera, Papilionidae) from North America is recognized by the pattern on its neck
Heraclides rumiko Shiraiwa & Grishin, sp. n. is described from southwestern United States, Mexico, and Central America (type locality: USA, Texas, Duval County). It is closely all…
Two new species of Myrmedonota Cameron (Staphylinidae, Aleocharinae) from Mexico
Two new species of Myrmedonota are described from Mexico. Illustrations and a distribution map are provided, as are keys to identify Myrmedonota known from the Nearctic and Neotro…
A new species of tiger beetle from southeastern Arizona and Mexico (Coleoptera, Carabidae, Cicindelini)
A new tiger beetle species, Cicindelidia melissa Duran & Roman, sp. n., of the tribe Cicindelini, is described from high elevation montane forests of southeastern Arizona and Mexi…
Three species of Hitobia Kamura, 1992 (Araneae, Gnaphosidae) from south-west China
Two new species and one new record of the Hitobia are described from Gaoligong Mountains, Yunnan Province, China: Hitobia tengchong sp. n. (male), Hitobia hirtella sp. n. (male) a…
Circanota: a new genus of Sparganothini from the Neotropics, and its two new species (Lepidoptera, Tortricidae)
Circanota, new genus, and its two new species, C. undulata sp. n. (type species), from Costa Rica and Panama, and C. simplex sp. n., from Panama and Ecuador, are described and ill…
Species delimitation using morphology, morphometrics, and molecules: definition of the Ophion scutellaris Thomson speci…
The diverse genus Ophion is almost entirely undescribed in the Nearctic region. In this paper we define the Ophion scutellaris species group. This species group is well-supported …
Molecular and morphological differentiation between Aphis gossypii Glover (Hemiptera, Aphididae) and related species, w…
The cotton aphid, Aphis gossypii, is one of the most biologically diverse species of aphids; a polyphagous species in a family where most are host specialists. It is economically …
Genetic utility of natural history museum specimens: endangered fairy shrimp (Branchiopoda, Anostraca)
We examined the potential utility of museum specimens as a source for genetic analysis of fairy shrimp. Because of loss of their vernal pool habitat, some fairy shrimp (including …
A new species of Cyphomyia Wiedemann from the Dominican Republic with a key to Caribbean species of the genus (Diptera,…
A new species of Cyphomyia Wiedemann, C. baoruco sp. n., is described from the Dominican Republic. A key to the species of Cyphomyia known from the Caribbean islands is provided.
The planthopper genus Spartidelphax, a new segregate of Nearctic Delphacodes (Hemiptera, Delphacidae)
The new genus Spartidelphax is described to house three species removed from the polyphyletic genus Delphacodes. The members of Spartidelphax are coastal species native to eastern…
Macrolepidoptera biodiversity in Wooster, Ohio from 2001 through 2009
A Skinner mercury vapor light trap was operated from 2001 through 2009 in a residential backyard to document biodiversity within the moth families Thyatiridae, Drepanidae, Geometr…
Sylphella puccoon gen. n., sp. n. and two additional new species of aquatic oligochaetes (Lumbriculidae, Clitellata) fr…
Three new species of Lumbriculidae were collected from floodplain seeps and small streams in southeastern North America. Some of these habitats are naturally acidic. Sylphella puc…
A taxonomic monograph of Nearctic Scolytus Geoffroy (Coleoptera, Curculionidae, Scolytinae)
The Nearctic bark beetle genus Scolytus Geoffroy was revised based in part on a molecular and morphological phylogeny. Monophyly of the native species was tested using mitochondri…
Revision of the genus Pseudapanteles (Hymenoptera, Braconidae, Microgastrinae), with emphasis on the species in Area de…
Pseudapanteles is a moderately diverse genus of Microgastrinae parasitoid wasps (Hymenoptera: Braconidae), endemic to the New World and with the vast majority of its species (incl…
The integripennis species group of Geocharidius Jeannel, 1963 (Carabidae, Bembidiini, Anillina) from Nuclear Central Am…
Our review recognizes 15 species of the integripennis species group of Geocharidius from Nuclear Central America, include three species previously described (G. gimlii Erwin, G. i…
The oribatid mite genus Benoibates (Acari, Oribatida, Oripodidae)
Two species of oribatid mites of the genus Benoibates (Oribatida, Oripodidae), i.e., B. bolivianus Balogh & Mahunka, 1969(a) and B. minimus Mahunka, 1985, are recorded for the fir…
The sequoia-loving sprite, a new genus and species of fungus gnat (Diptera, Mycetophilidae) from California
California is one of the most biologically diverse regions of the world, yet the diversity of fungus gnats (Mycetophilidae) remains largely undocumented within the state. A modest…
The genus Cephaloleia Chevrolat, 1836 (Coleoptera, Chrysomelidae, Cassidinae)
The species of the Neotropical genus Cephaloleia Chevrolat, 1836 are revised. We present a key to the known larvae of Cephaloleia (8 species), a key to the 95 species known to occ…
The description of a new species of the Neotropical land crab genus Gecarcinus Leach, 1814 (Crustacea, Decapoda, Brachy…
In this contribution a new species of the land crab genus Gecarcinus Leach, 1814, from the Neotropical Pacific coast of South America is described and illustrated. In addition to …
Two new species of Pergalumna (Acari, Oribatida, Galumnidae) from Costa Rica, including a key to all species of the gen…
Two new species of oribatid mites of the genus Pergalumna (Oribatida, Galumnidae), P. elongatiporosa sp. n. and P. striatiprodorsum sp. n., are described from leaf litter of a sec…
The type material of Mantodea (praying mantises) deposited in the National Museum of Natural History, Smithsonian Insti…
The collection of Mantodea of the National Museum of Natural History, Smithsonian Institution, includes 26 holotypes, 7 allotypes, 4 lectotypes, 23 paratypes, and 1 paralectotype.…
Taxonomic revision of the Pyrgulopsis gilae (Caenogastropoda, Hydrobiidae) species complex, with descriptions of two ne…
We describe two new species of springsnails (genus Pyrgulopsis) for populations from the middle Fork and upper East Fork of the Gila River Basin (New Mexico) that had been previou…
The genus Spathius Nees (Hymenoptera, Braconidae, Doryctinae) in Mexico: occurrence of a highly diverse Old World taxon…
Two new species of the parasitoid wasp genus Spathius Nees (Braconidae: Doryctinae) from Mexico, S.mexicanus sp. n. and S. chamelae sp. n., are described and illustrated. These re…
A new species of Litarachna (Acari, Hydrachnidia, Pontarachnidae) from a Caribbean mesophotic coral ecosystem
New records of pontarachnid mites (Acari: Hydrachnidia) from the Caribbean island of Puerto Rico are presented. Litarachna lopezae sp. n., from substrata collected from Bajo de Si…
A revision of the Neotropical species of Bolitogyrus Chevrolat, a geographically disjunct lineage of Staphylinini (Cole…
The Neotropical species of the rarely collected genus Bolitogyrus (Coleoptera: Staphylinidae: Staphylininae: Staphylinini) are revised. The genus exhibits an uncommon, disjunct di…
New records of bee flies (Diptera, Bombyliidae) from Cuatro Ciénegas, Coahuila, Mexico
Forty one new records of species of Bombyliidae are reported for Coahuila in northeastern Mexico. Nine of these species are reported for the first time for the country. The specim…
A new apameine genus and species from the southern Appalachian Mountains, USA (Lepidoptera, Noctuidae, Noctuinae)
Cherokeea gen. n. is proposed for a rarely collected apameine moth species from the southern Appalachian Mountains, C. attakullakulla sp. n. It is recorded from foothills and lowe…
Diatoms (Bacillariophyta) of the Salish Sea, Northeast Pacific: annotated checklist and new species reports
Diatoms are major primary producers known to respond rapidly to environmental change, making them useful indicators for ecological assessment and monitoring. In the Salish Sea bio…