C. William Kilpatrick

C. William Kilpatrick
University of Vermont | UVM · Department of Biology

Ph.D. 1973 North Texas State

About

231
Publications
22,296
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2,685
Citations
Additional affiliations
January 2011 - present
University of Florida
January 2007 - present
Texas Tech University
January 1997 - present
Smithsonian Institution

Publications

Publications (231)
Article
Full-text available
Small mammals were surveyed in areas of the Annapurna Conservation Area, Shey Phoksundo National Park, and the Manaslu Conservation Area between 2013 and 2015. We collected 117 specimens representing 10 species of small mammals from two orders, Soricomorpha and Rodentia. We report on localities sampled from Central Nepal expanding known distributio...
Article
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Aim: Comprehensive, global information on species' occurrences is an essential biodiversity variable and central to a range of applications in ecology, evolution, biogeography and conservation. Expert range maps often represent a species' only available distributional information and play an increasing role in conservation assessments and macroeco...
Article
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The Hybomys division (Muridae: Murinae: Arvicanthini) consists of four genera (Hybomys, Typomys, Dephomys, and Stochomys) endemic to the Guineo-Congolian rainforests of central Africa. Based on sequences from two mitochondrial (Cytb, 12S rRNA) and two nuclear (Rbp3, Ghr) genes, we present a fossil-calibrated molecular phylogeny of the Hybomys divis...
Article
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The objectives of this study are to examine the available molecular data from the mitochondrial cytochrome-b gene (Cytb) and a concatenated dataset with this gene and two nuclear introns (Adh-1-I2 and Fgb-I7) to reexamine the systematic and phylogeographic conclusions reached by Sullivan et al. (1997) concerning the Peromyscus aztecus species group...
Article
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We examined small mammal (insectivores, bats and rodents) diversity in community and legally protected forest remnants in the Ghana-Togo Highlands of the Volta Region of Ghana, West Africa, a zoologically understudied area compared to neighboring Togo to the East, or Ghana west of the Volta River. We recorded 34 small mammal species: three species...
Article
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Despite being nearly 10 months into the COVID-19 (coronavirus disease 2019) pandemic, the definitive animal host for SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2), the causal agent of COVID-19, remains unknown. Unfortunately, similar problems exist for other betacoronaviruses, and no vouchered specimens exist to corroborate host spec...
Article
The age of an animal, determined by time (chronological age) as well as genetic and environmental factors (biological age), influences the likelihood of mortality and reproduction and thus the animal’s contribution to population growth. For many long-lived species, such as bats, a lack of external and morphological indicators has made determining a...
Article
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The present study describes the most comprehensive comparison of turtle mtD-loop regions to date. The primary structure was compared from DNA sequences accessed from GenBank from 48 species in 13 families of extant turtles, and secondary structures of the mtD-loop region were inferred from thermal stabilities, using the program Mfold, for each supe...
Article
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American marten (Martes americana) are a conservation priority in many forested regions of North America. Populations are fragmented at the southern edge of their distribution due to suboptimal habitat conditions. Facilitating gene flow may improve population resilience through genetic and demographic rescue. We used a multiscale approach to estima...
Article
In small, inland fisheries even small perturbations to the ecosystem can quickly influence population abundance, size and age distribution, and genetic structure and diversity. In Lake Champlain, lake whitefish (Coregonus clupeaformis) experienced extensive commercial harvest from the mid-1800 s to1918 and habitat fragmentation due to the construct...
Article
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Recent molecular systematic studies of arvicoline voles of the genera Neodon, Lasiopodomys, Phaiomys, and Microtus from Central Asia suggest the inclusion of Phaiomys leucurus, Microtus clarkei, and Lasiopodomys fuscus into Neodon and moving Neodon juldaschi into Microtus (Blanfordimys). In addition, three new species of Neodon (N. linzhiensis, N....
Article
Brush-tailed mice (family Calomyscidae) are small rodents found on the Iranian plateau and surrounding areas. To date, little discussion of the ecological aspects, habitat suitability and niche differentiation has been provided for members of this family. Herein, to model the potential distributions and describe habitat preferences of Calomyscus el...
Article
Full-text available
American marten were extirpated from much of their native range in the northeastern United States as a result of land development and overharvesting before the mid-twentieth century. Based on occurrence records, recolonization in the late twentieth century was believed to have occurred via natural population expansion from two refugia: northern Mai...
Data
Mapped occupancy probability of American marten in the northeastern United States estimated from a model-average of three top-scoring models based on expert elicitation techniques. Environmental covariates in the averaged model are canopy cover, spruce-fir land cover, winter temperature, elevation, and road density. Models were fit using a mixed-ef...
Data
Effects of canopy (percent cover), winter temperature (degrees Celsius; mean daily high from November-March), road density (km/sq. km), elevation (meters), and spruce-fir forest (percent land cover) on American marten occupancy in the northeastern United States in the three top-scoring models (a = Canopy + Temp + Roads; b = Canopy + Elevation + Roa...
Article
The American marten Martes americana is a species of conservation concern in the northeastern United States due to widespread declines from over‐harvesting and habitat loss. Little information exists on current marten distribution and how landscape characteristics shape patterns of occupancy across the region, which could help develop effective rec...
Article
Full-text available
Landscape connectivity is integral to the persistence of metapopulations of wide ranging carnivores and other terrestrial species. The objectives of this research were to investigate the landscape characteristics essential to use of areas by lynx and bobcats in northern New England, map a habitat availability model for each species, and explore con...
Data
Map layers. Construction of 108 map layers, each a variable considered in models. This supplement describes the maps in Table 1, and their construction. (DOC)
Data
Bobcat location data used for analyses. (XLS)
Data
Capture data, and information on dates and numbers of locations used per bobcat. Data for four bobcats with large datasets was selected to even out distribution of data through the year. A star* in the Used location dates column indicates that locations from these cats were selected for months that were lacking elsewhere in the dataset. A~ for B4 a...
Data
Bobcat habitat P–values mapped by 30 m2 pixel across Vermont, New Hampshire and Maine, with bobcat study area indicated. (TIF)
Data
Months of bobcat locations used in modeling, by cat. Dashed lines indicate that not all locations from that month were used, and that locations were selected to even out locations over the year. (TIF)
Data
Months of lynx locations used in modeling, by cat. (TIF)
Data
Capture data, and information on dates and numbers of locations used per lynx collar. Six lynx were recaptured and recollared and data from multiple collars used (i.e. L140 has 35+11 locations). Data was taken from the full range of dates for all lynx. All lynx providing data were adults. (TIF)
Data
Close up of bobcat connectivity map, with bobcat locations layered on top. (TIF)
Article
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Most of what is known about sculpin population structure comes from research in streams; however, slimy sculpins are also a common benthic species in deep lakes. In streams, sculpins are considered to be a relatively inactive species, moving only small distances, and characteristically have high levels of genetic structure. We examined population g...
Article
To date, no studies have examined the tooth formation during developmental stages of brush-tailed mice (Calomyscidae) and true hamsters (Cricetidae). Herein, we compared the timing of tooth morphogenesis and FGF4 expression pattern during development of the first lower molar in Goodwin's brush-tailed mouse, Calomyscus elburzensis with two other mur...
Article
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Reintroduction programs have been pivotal in augmenting populations of fishers (Pekania pennanti (Erxleben, 1777)) and re-establishing them to their former range in North America. The majority of reintroduction efforts in fishers have been considered demographically successful, but reintroductions can alter genetic population structure and success...
Article
The widespread and diverse Triatoma dimidiata is the kissing bug species most important for Chagas disease transmission in Central America and a secondary vector in Mexico and northern South America. Its diversity may contribute to different Chagas disease prevalence in different localities and has led to conflicting systematic hypotheses describin...
Article
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New records of the endemic semi-aquatic Nimba Otter Shrew Micropotamogale lamottei (Tenrecidae, Potamogalinae) were obtained during recent Environmental Impact Assessments (EIAs) in Liberia. We discuss the future of this Evolutionary Distinct and Globally Endangered (EDGE) species in the face of large-scale landscape transformations. In an attempt...
Article
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Marsupials or metatherians are a group of mammals that are distinct in giving birth to young at early stages of development and in having a prolonged investment in lactation. The group consists of nearly 350 extant species, including kangaroos, koala, possums, and their relatives. Marsupials are an old lineage thought to have diverged from early th...
Article
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Phylogenetic relationships of insect vectors of parasitic diseases are important for understanding the evolution of epidemiologically relevant traits, and may be useful in vector control. The sub-family Triatominae (Hemiptera:Reduviidae) includes ∼140 extant species arranged in five tribes comprised of 15 genera. The genus Triatoma is the most spec...
Article
The current spatial distribution of genetic lineages across a region should reflect the complex interplay of both historical and contemporary processes. Postglacial expansion and recolonization in the distant past, in combination with more recent events with anthropogenic effects such as habitat fragmentation and overexploitation, can help shape th...
Article
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Historically, specimens representing the Peromyscus boylii species group (from montane regions of western and southwestern Mexico) have been referred to as P. boylii or P. levipes. However, previous studies indicated that specimens from eastern Nayarit possessed a karyotype and mitochondrial DNA haplotype distinct from other members of the P. boyli...
Article
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This study examined the genetic divergence of cytochrome oxidase I (Cox1) and the molecular phylogenetic relationships among allopatric populations of five morphospecies of brush-tailed mice (Calomyscus). The genus Calomyscus had long been considered a single species, Calomyscus bailwardi; however, currently, eight geographical species are recogniz...
Thesis
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White perch (Morone americana) are a common species throughout most of Lake Champlain, however, this species was not known within Lake Champlain prior to 1984. Invasion into Lake Champlain could have been through the Champlain Canal from the Hudson River, via the Richelieu River from the St. Lawrence, or by accidental release from another source. D...
Article
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We reconstructed the demographic history of the plateau pika (Ochotona curzoniae) on the Qinghai-Tibetan plateau by using genetic variation data obtained from spatially distributed populations across much of the plateau. We obtained sequence data, including cob (1,140 bp) and D-loop sequences (732 bp), from 144 individuals at sites ranging from the...
Article
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The Mountains of southwest China have complex river systems and a profoundly complex topography and are among the most important biodiversity hotspots in the world. However, only a few studies have shed light on how the mountains and river valleys promote genetic diversity. Apodemus ilex is a fine model for investigating this subject. To assess the...
Data
MDA and Fu's Fs test for four subclades of A. ilex . (TIF)
Data
Sampling information and genetic variability of A. draco/ilex used in this study. (DOC)
Data
Pairwise FST values for all pair of populations. (XLS)
Data
Information of outgroups used in this study. (DOC)
Chapter
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The list of terrestrial mammals of the West Indies in the orders Pilosa, Soricomorpha (Insectivora in part), Primates, Carnivora, Perissodactyla, and Rodentia is updated. Comments on taxonomy, systematics, new synonyms, distribution and conservation status are included. RESUMEN Se actualiza la lista de los mamíferos terrestres de las Antillas, exce...
Article
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The bull trout Salvelinus confluentus is a broadly distributed char in northwestern North America that has undergone significant population declines. This species is currently protected under the Endangered Species Act across its range in the coterminous United States. To clarify patterns of phylogenetic structure and to assist with identification...
Article
Full-text available
Habitat fragmentation and overtrapping are thought to have resulted in severe population declines for fisher (Martes pennanti) across the northeastern United States, and by the end of the 1930s only 3 remnant populations remained. Subsequent trapping cessation, extensive reintroduction programs, and natural recolonization have helped fishers to rec...
Article
Full-text available
Four species of the water snake genus Natrix have a distinctly different pattern of chromosomal morphology than found in two species of the related genus Regina. Natrix all have a karyotype with seven pairs of large or medium-sized submetacentric autosomes, three pairs of medium-sized subtelocentric autosomes, and seven pairs of small metacentric a...
Article
The karyotypes of 10 species of crotaline snakes from three genera of the family Viperidae are described. All species were found to possess a diploid number of 36 with intergeneric differences involving at least two pairs of autosomes. More significant differences were found between the sex chromosomes with Agkistrodon piscivorous possessing a subm...
Article
Full-text available
The present study principally comprises the phylogenetic comparison of the three medically important vipers (Echis carinatus sochureki, Daboia russelii russelii and Eristicophis macmahoni) based on their molecular studies. In Pakistan, No comprehensive phylogenetic studies have so far been undertaken to collect molecular information by deciphering...
Article
Full-text available
Dispersal is a mechanism hypothesized to have evolved to reduce resource competition, competition for mates and inbreeding. Although bobcats Lynx rufus are believed to exhibit high dispersal rates, bobcat dispersal has not been extensively studied due to limitations associated with traditional field research methods. We examined dispersal patterns...
Article
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The rediscovery of Calomyscus hotsoni in Pakistan is reported. This species had previously been known from a series of specimens taken at the type locality in southwestern Pakistan in 1918 and a series of specimens from 4 localities in southeastern Iran collected in 1962 and reported as this taxon in 2005. Specimens of C. hotsoni were collected fro...
Article
Hay harvests have detrimental ecological effects on breeding songbirds, as harvesting results in nest failure. Importantly, whether harvesting also affects evolutionary processes is not known. We explored how hay harvest affected social and genetic mating patterns, and thus, the overall opportunity for sexual selection and evolutionary processes fo...
Article
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One hundred DNA sequences from the mitochondrial cytochrome-b gene of 44 species of deer mice (Peromyscus (sensu stricto), 1 of Habromys, 1 of Isthmomys, 2 of Megadontomys, and the monotypic genera Neotomodon, Osgoodomys, and Podomys were used to develop a molecular phylogeny for Peromyscus. Phylogenetic analyses (maximum parsimony, maximum likelih...
Article
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The best-known endocannabinoid ligands, anandamide and 2-AG, signal at least seven receptors and involve ten metabolic enzymes. Genes for the receptors and enzymes were examined for heterogeneities in tempo (relative rate of evolution, RRE) and mode (selection pressure, Ka/Ks) in six organisms with sequenced genomes. BLAST identified orthologs as r...
Article
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Genes for receptors and ligands must coevolve to maintain coordinated gene expression and binding affinities. Researchers have debated whether anandamide or 2-arachidonyl glycerol (2-AG) is a more "intrinsic" ligand of cannabinoid receptors. We addressed this debate with a coevolutionary analysis, by examining genes for CB1, CB2, and ten genes that...
Article
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Laonastes aenigmamus is an enigmatic rodent first described in 2005. Molecular and morphological data suggested that it is the sole representative of a new mammalian family, the Laonastidae, and a member of the Hystricognathi. However, the validity of this family is controversial because fossil-based phylogenetic analyses suggest that Laonastes is...
Article
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The zebrafish has served as a model organism for developmental biology. Sequencing its genome has expanded zebrafish research into physiology and drug-development testing. Several cannabinoid pharmaceuticals are in development, but expression of endocannabinoid receptors and enzymes remains unknown in this species. We conducted a bioinformatics ana...