SECTION II 



SPECIES LIST AND DISTRIBUTION 



It is stressed that our knowledge of species distributions is still in- 

 complete so that the notes below on this subject are to be regarded as 

 summaries of known distributions not actual distributions. 



Genus Asellus 



Asellus attenuatus Richardson, 1900. Known only from one locality. 

 Dismal Swamp, Virginia (see Richardson, 1901). 



Asellus hvevioauda breviaauda Forbes, 1876. Springs and spring-fed 

 streams in large but relatively restricted area of east-central 

 United States: Arkansas, Illinois, Kentucky, Missouri. 



Asellus hvevioauda bivittatus Walker, 1961. Known only from one 

 locality. Doe Run, a spring- fed creek in Kentucky. 



Asellus aommunis Say, 1818. Creeks, rivers, ponds, lakes, reser- 

 voirs, occasionally in swamps. Not present in the Great Lakes. 

 Mainly distributed in northeastern United States and south- 

 eastern Canada, but has also been recorded from Colorado and 

 Washington, Complete list of States and Provinces: Colorado, 

 Maine, Maryland, Massachusetts, New Jersey, Pennsylvania, 

 Vermont, Washington, West Virginia; Nova Scotia, Ontario. 



Asellus dentadaotylus Mackin and Hubricht, 1938. Small creeks in 

 Arkansas and Louisiana. 



Asellus forbesi Williams, 1970. Typically in temporary ponds, flood 

 pools, and sloughs, but also in marshes, small creeks, and 

 occasionally lakes. Has been collected from Lake Huron at a 

 depth of 15 meters. Distributed over very large area of east- 

 central United States and in southern Ontario. Complete list 

 of States and Provinces: District of Columbia, Indiana, Iowa, 

 Kentucky, Maryland, Michigan, Missouri, North Carolina, Ohio, 

 South Carolina, Virginia, West Virginia, Ontario. 



Asellus intermedius Forbes, 1876. Typically in running waters (creeks, 

 streams and rivers), but also in springs, ditches, ponds, lakes. 

 Large area of east-central United States and southern Ontario: 

 Illinois, Indiana, Iowa, Kentucky, Michigan, Missouri, Wisconsin; 

 Ontario. 



Asellus kenki Bowman, 1967. Springs and spring-fed creeks (not in 

 large streams and ponds) in small area near Washington, D. C: 

 District of Columbia, Maryland, Pennsylvania, Virginia. 



Asellus latiaaudatus Williams, 1970. Small creeks and ponds in south- 

 eastern United States: Kentucky, Louisiana. 



Asellus montanus Mackin and Hubricht, 1938. Creeks, streams, sloughs 

 in Arkansas and Oklahoma. 



Asellus nodulus Williams, 1970. Swamps, roadside ditches, streams, and 

 spring outlets in Maryland. 



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