A Treatise on the Western Hemisphere Caraboidea by Terry L. Erwin

By Terry L. Erwin

A synthesis of the category, distributions, and methods of lifetime of the ground-beetles (Coleoptera: Caraboidea) residing within the Western Hemisphere. lower than each one taxon account, the historic nomenclature, distribution on the state and/or state/province point, and lifestyle, together with Macrohabitat, Microhabitat, Dispersal talents, Seasonal prevalence, and behaviour are elaborated. chosen references for every taxon are given in those different types and an in depth, approximately whole bibliography of Caraboidea references for the Western Hemisphere is gifted. The sections on lifestyle comprise the next: Macrohabitat precis, altitudinal distribution in meters, in addition to a basic altitudinal category, habitat/microhabitat information, seasonality, and below habit notes on diel task, adult/larval hibernation, prey goods, immatures, over wintering, and different notes on habit are awarded. info of dispersal strength, or the aptitude of dispersal, i.e. wing , flight information, strolling, operating, burrowing and hiking documents, so far as is understood is integrated. Species brought are famous with their possible zone of starting place. This paintings, deliberate as a seven quantity significant other to Larochelle & Lariviere (2003), should be an fundamental software for anyone attracted to ground-beetles in keeping with se and their common background, in addition to their function within the surroundings and significance to agriculture, conservation, and forestry. nationwide, local, and native libraries will locate this set of instruments good used as a result significant volume of knowledge that's summarized at those geographical degrees. This paintings follows the type of Erwin (1984), and the nomenclature of Lorenz (2005), as up to date on a six month cycle by means of Erwin (e-data base, NMNH, Smithsonian Institution).

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DISPERSAL ABILITIES: Macropterous, probably capable of flight. SEASONAL OCCURRENCE: Adults have been found in July – August. BEHAVIOR: Adults are nocturnal, carnivorous, taking cover in the day. ), Larochelle & Larivière (2003) Nebria (Catonebria) schwarzi schwarzi Van Dyke 1925 SCHWARZ’S GAZELLE BEETLE Nebria Schwarzi Van Dyke, 1925:116 Distribution: Native, New World. CANADA – AB, BC. Way of Life: MACROHABITAT: Midlands, 1100 – 1430 meters altitude. MICROHABITAT: Along stream margins on wet bare coarse sand.

They are good swimmers and often stand on rocks in the middle of the stream at night. ), Larochelle & Larivière (2003), Lindroth (1961) Nebria (Reductonebria) sahlbergii modoc Kavanaugh 1979 MODOC GAZELLE BEETLE Nebria sahlbergii modoc Kavanaugh, 1979:99 Distribution: Native, New World. USA – CA. Way of Life: MACROHABITAT: Uplands, 1740 – 1930 meters altitude. MICROHABITAT: Along brooks on wet ground. DISPERSAL ABILITIES: Macropterous, probably capable of flight. SEASONAL OCCURRENCE: Adults have been found in May – July.

MICROHABITAT: Granite talus slopes at the edges of glaciers, snowfields, and runoff streams. DISPERSAL ABILITIES: Brachypterous, hence flightless thus vagility limited to walking or running. SEASONAL OCCURRENCE: Adults have been found in July – September. BEHAVIOR: Adults are nocturnal, carnivorous, taking cover in the day. ), Lindroth (1961) Notes: Kavanugh’s suggested name, CUP-FOOTED GAZELLE BEETLE, refers to an adaptation of the tarsomeres, highly unusal in nebrines. Nebria (Catonebria) ingens riversi Van Dyke 1925 RIVERS’ GAZELLE BEETLE Nebria ingens riversi Van Dyke, 1925:115 Distribution: Native, New World.

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