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Ecology and Evolutionary Biology

Selected Works

Mexico

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Full-Text Articles in Life Sciences

Catalinia, A New Scorpion Genus From Southern California, Usa And Northern Baja California, Mexico (Scorpiones: Vaejovidae), Michael E. Soleglad, Richard F. Ayrey, Matthew R. Graham, Victor Fet Nov 2017

Catalinia, A New Scorpion Genus From Southern California, Usa And Northern Baja California, Mexico (Scorpiones: Vaejovidae), Michael E. Soleglad, Richard F. Ayrey, Matthew R. Graham, Victor Fet

Victor Fet

Genus Catalinia, gen. nov. (Scorpiones: Vaejovidae) is described from southern California, USA and Baja California, Mexico. The genus is composed of four species formerly placed in Pseudouroctonus: Catalinia minima (Kraepelin, 1911), comb. nov. (type species), C. andreas (Gertsch et Soleglad, 1972), comb. nov., C. castanea (Gertsch et Soleglad, 1972), comb. nov., and C. thompsoni, comb. nov. (Gertsch et Soleglad, 1972). Major diagnostic characters of Catalinia include a carapace with a very weak anterior indentation, a very stout metasoma with little or no tapering from segment I to V, and a mating plug with two partial bases. Evidence is presented suggesting …


A New Scorpion Genus (Scorpiones: Vaejovidae) From Mexico, Michael E. Soleglad, Victor Fet Dec 2016

A New Scorpion Genus (Scorpiones: Vaejovidae) From Mexico, Michael E. Soleglad, Victor Fet

Victor Fet

A new vaejovid genus from Mexico, Franckeus, gen. nov., is described based on unique neobothriotaxy. Species placed in this genus are from the Vaejovis “nigrescens” group (previously called the “nitidulus” group). Six species comprise this new genus, distributed throughout Mexico (mainland as well as Baja California Sur): Franckeus nitidulus, F. rubrimanus, F. platnicki, F. minckleyi, F. kochi and F. peninsularis. A new species of the Vaejovis “nigrescens” group, Vaejovis davidi, sp. nov., is also described.


Detection Of Free-Ranging West Indian Manatees Trichechus Manatus Using Side-Scan Sonar, Daniel Gonzalez-Socoloske, Leon David Olivera-Gomez, Robert E. Ford Jan 2009

Detection Of Free-Ranging West Indian Manatees Trichechus Manatus Using Side-Scan Sonar, Daniel Gonzalez-Socoloske, Leon David Olivera-Gomez, Robert E. Ford

Daniel Gonzalez-Socoloske

Turbid and tannin-stained waterways are difficult habitats to study and present problems with respect to the management of aquatic fauna, and especially of endangered and cryptic animals such as manatees Trichechus spp. Linnaeus. Throughout much of the range of the extant trichechid species (T. inunguis, T. manatus, and T. senegalensis), the scientific approaches that are used successfully to document the status of the Florida subspecies (T. m. latirostris) are not feasible, due either to constraints associated with habitat or to the high costs involved. We examined the use of side-scan sonar as a novel way to acoustically detect free-ranging West …