Search Results - "HERSHLER, ROBERT"

A new species and range extensions for three other species of pebblesnails (Lithoglyphidae, Fluminicola ) from the upper Klamath basin, California-Oregon by Liu, Hsiu-Ping, Hershler, Robert

“…This is the fifth in a recent series of papers on the poorly known western North American pebblesnail genus (Caenogastropoda, Lithoglyphidae). Herein we…”
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Genetic Evidence for Recent Spread of Springsnails (Hydrobiidae: Pyrgulopsis) across the Wasatch Divide by Liu, Hsiu-Ping, Hovingh, Peter, Hershler, Robert

“…The biogeographic history of aquatic organisms in relation to the Wasatch Mountains divide (which separates the eastern Great Basin and upper Colorado River…”
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Two new species of Fluminicola (Caenogastropoda, Lithoglyphidae) from southwest Oregon, USA, and a range extension for F. multifarius by Hershler, Robert, Liu, Hsiu-Ping, Hubbart, Niko

“…We describe two new species of pebblesnails (Lithoglyphidae: ) from southwest Oregon based on morphologic and mitochondrial DNA (COI, cytB) evidence. , which…”
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Systematics of a widely distributed western North American springsnail, Pyrgulopsis micrococcus (Caenogastropoda, Hydrobiidae), with descriptions of three new congeners by Hershler, Robert, Liu, Hsiu-Ping, Bradford, Corbin

“…We describe three new species of springsnails (genus Pyrgulopsis) from the Amargosa River basin, California and Nevada (P. licina sp. n., P. perforata sp. n.,…”
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Taxonomic revision of the Pyrgulopsis gilae (Caenogastropoda, Hydrobiidae) species complex, with descriptions of two new species from the Gila River basin, New Mexico by Hershler, Robert, Ratcliffe, Victoria, Liu, Hsiu-Ping, Lang, Brian, Hay, Claire

“…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)…”
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Taxonomic status of the Columbia duskysnail (Truncatelloidea, Amnicolidae, Colligyrus) by Liu, Hsiu-Ping, Hershler, Robert, Rossel, Christopher S

“…Undescribed freshwater snails (Amnicolidae: Colligyrus) from the Mount Hood region (northwestern United States) identified as a new species (commonly known as…”
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Assembly of a micro-hotspot of caenogastropod endemism in the southern Nevada desert, with a description of a new species of Tryonia (Truncatelloidea, Cochliopidae) by Hershler, Robert, Liu, Hsiu-Ping, Simpson, Jeffrey S

“…Newly obtained and previously published sequences of the cytochrome c oxidase subunit I (COI) gene were analyzed to examine the biogeographic assembly of the…”
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Redescription of Marstonia comalensis (Pilsbry & Ferriss, 1906), a poorly known and possibly threatened freshwater gastropod from the Edwards Plateau region (Texas) by Hershler, Robert, Liu, Hsiu-Ping

“…Marstonia comalensis, a poorly known nymphophiline gastropod (originally described from Comal Creek, Texas) that has often been confused with Cincinnatia…”
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Phylogenetic Relationships of the Cochliopinae (Rissooidea: Hydrobiidae): An Enigmatic Group of Aquatic Gastropods by Liu, Hsiu-Ping, Hershler, Robert, Thompson, Fred G

“…Phylogenetic analysis based on a partial sequence of the mitochondrial cytochrome c oxidase subunit I gene was performed for 26 representatives of the aquatic…”
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Springsnails: A New Conservation Focus in Western North America by HERSHLER, ROBERT, LIU, HSIU-PING, HOWARD, JEANETTE

“…Springsnails (genus Pyrgulopsis) are one of the most abundant and diverse members of the endemic western North American aquatic biota. These tiny gastropods…”
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Pushing short DNA fragments to the limit: Phylogenetic relationships of ‘hydrobioid’ gastropods (Caenogastropoda: Rissooidea) by Wilke, Thomas, Haase, Martin, Hershler, Robert, Liu, Hsiu-Ping, Misof, Bernhard, Ponder, Winston

“…[Display omitted] ► We studied phylogenetic relationships in the Rissooidea using three short ‘standard’ gene fragments. ► Structural alignment has a slight…”
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Molecular evidence enables further resolution of the western North American Pyrgulopsis kolobensis complex (Caenogastropoda: Hydrobiidae) by Liu, Hsiu-Ping, Hershler, Robert, Hovingh, Peter

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Molecular evidence enables further resolution of the western North American Pyrgulopsis kolobensis complex (Caenogastropoda: Hydrobiidae) by Liu, Hsiu-Ping, Hershler, Robert, Hovingh, Peter

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Taxonomic identity of two amnicolid gastropods of conservation concern in lakes of the Pacific Northwest of the USA by Liu, Hsiu-Ping, Marceau, Darcy, Hershler, Robert

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The Global Decline of Nonmarine Mollusks by LYDEARD, CHARLES, COWIE, ROBERT H, PONDER, WINSTON F, BOGAN, ARTHUR E, BOUCHET, PHILIPPE, CLARK, STEPHANIE A, CUMMINGS, KEVIN S, FREST, TERRENCE J, GARGOMINY, OLIVIER, HERBERT, DAI G, HERSHLER, ROBERT, PEREZ, KATHRYN E, ROTH, BARRY, SEDDON, MARY, STRONG, ELLEN E, THOMPSON, FRED G

“…Invertebrate species represent more than 99% of animal diversity; however, they receive much less publicity and attract disproportionately minor research…”
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The endemic gastropod fauna of Lake Titicaca: correlation between molecular evolution and hydrographic history by Kroll, Oliver, Hershler, Robert, Albrecht, Christian, Terrazas, Edmundo M., Apaza, Roberto, Fuentealba, Carmen, Wolff, Christian, Wilke, Thomas

“…Lake Titicaca, situated in the Altiplano high plateau, is the only ancient lake in South America. This 2‐ to 3‐My‐old (where My is million years) water body…”
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Partial revision of the Pyrgulopsis kolobensis complex (Caenogastropoda: Hydrobiidae), with resurrection of P. pinetorum and description of three new species from the Virgin River drainage, Utah by Hershler, Robert, Liu, Hsiu-Ping, Forsythe, Cynthia, Hovingh, Peter, Wheeler, Kevin

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Phylogeography of an endangered Western North American springsnail by Liu, Hsiu-Ping, Hershler, Robert

“…We provide the first genetic analysis of the Bruneau Hot Springsnail ( Pyrgulopsis bruneauensis ), a federally listed (endangered) hydrobiid gastropod that is…”
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A New Springsnail (Hydrobiidae: Pyrgulopsis) from the Lower Colorado River Basin, Northwestern Arizona by Hershler, Robert, Liu, Hsiu-Ping, Stevens, Lawrence E.

“…We describe a new springsnail species, Pyrgulopsis hualapaiensis, from the Lower Colorado River basin (northwestern Arizona) that has an ovate- to narrow-conic…”
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Molecular evidence for cryptic species in a narrowly endemic western North American springsnail (Pyrgulopsis gilae) by Liu, Hsiu-Ping, Hershler, Robert, Lang, Brian, Davies, Justin

“…Pyrgulopsis gilae is a small springsnail that is narrowly distributed along the forks of the upper Gila River and currently being managed as a threatened and…”
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