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Definition of Genus astacus
1. Noun. Type genus of the family Astacidae; Old World crayfish.
Generic synonyms: Arthropod Genus
Group relationships: Astacidae, Astacura, Family Astacidae
Member holonyms: Ecrevisse, Old World Crayfish
Lexicographical Neighbors of Genus Astacus
Literary usage of Genus astacus
Below you will find example usage of this term as found in modern and/or classical literature:
1. Monograph of the North American Astacidae by Hermann August Hagen (1870)
"In the parts west of the Sierra Nevada, and perhaps of the Rocky Mountains, lives
the genus Astacus., in all the eastern parts the genus Cambarus. ..."
2. Penny Cyclopaedia of the Society for the Diffusion of Useful Knowledge by Charles Knight (1838)
"... but that it probably ought to constitute a particular genus. Astacus Leachii
of Man- tell (Geology of Sussex) belongs, in the opinion of M. Mike Edwards ..."
3. The Encyclopedia Americana: A Library of Universal Knowledge (1918)
"The crayfish of the Old World belong to the genus Astacus, while those of North
America east of the Sierra Nevada belong to the genus Cambarus, ..."
4. The Reptiles of the Pacific Coast and Great Basin: An Account of the Species by John Van Denburgh (1897)
"Telson aiid the outer branch of the uropods divided by a cross furrow. Terrestrial or
fresh water species confined to the northern hemisphere. genus astacus ..."
5. The Encyclopedia Americanaedited by Frederick Converse Beach, George Edwin Rines edited by Frederick Converse Beach, George Edwin Rines (1903)
"The crayfish of the Old World belong to the genus Astacus, while those of North
America east of the Sierra Nevada belong to the genus Cambarus, ..."
6. A Text-book of Biology for Students in General, Medical and Technical Courses by William Martin Smallwood (1918)
"In the United States there are some 70 species of crayfish, the most of which
belong to the genus Cambarus, there being but 5 species of the genus Astacus. ..."
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