Asellus obtusus Williams, 1970. Swamps, roadside ditches, temporary ponds, 

 rivers, small streams in small region of southeastern United States: 

 Florida, Georgia, Louisiana. 



Asellus ooaidentalis Williams, 1970. Spring-brooks, streams, rivers, 



marshy edges of lakes in far northwestern United States and extreme 

 southwestern Canada: Oregon, Washington; British Columbia. 



Asellus racovitzai vaaovitzai Williams, 1970. Creeks, rivers, ponds, 



swamps, small lakes, and great Lakes down to 42 meters. Mainly dis- 

 tributed in northeastern United States and southeastern Canada, but 

 has also been recorded from Washington. Complete list of States 

 and Procinces: District of Columbia, Indiana, Maryland, Massachusetts, 

 Michigan, Vermont, Washington; Ontario, Quebec. It is the dominant 

 Great Lakes species except for Lake Michigan from where it is still 

 unrecorded {see Racovitza, 1920) 



Asellus racovitzai australis Williams, 1970. Creeks and rivers in south- 

 eastern United States: Florida, Georgia. 



Asellus scruipulosus Williams, 1970. Vernal and woodland pools in West Vir- 



ginia. 



Genus Liraeus 



Liroeus aldbccmae Hubricht and Mackin, 1949. Seeps and springs in Alabama, 



Liroeus biauspidatus Hubricht and Mackin, 1949. Springs, seeps, creeks, 

 and streams in Arkansas. 



Liroeus bidentatus Hubricht and Mackin, 1949. Known only from a seep in 

 Arkansas. 



Liroeus braohyuvus (Harger, 1876). Springs and small streams of Atlan- 

 tic drainage from northeastern Pennsylvania to northern Virginia: 

 Pennsylvania, Virginia. 



Liroeus fontinalis Rafinesque, 1820. Typically in springs but also in 

 drain outlets, seeps and streams: Georgia, Illinois, Indiana, Ken- 

 tucky, Ohio, Tennessee. 



Liroeus garmani Hubricht and Mackin, 1949. Springs, seeps, creeks, 



streams (sometimes temporary) and ponds (also sometimes temporary) 

 in Arkansas, Kansas, Missouri, Oklahoma. 



Liroeus hargeri Hubricht and Mackin, 1949. Springs in Tennessee and 

 Virginia. 



Liroeus hoppinae hoppinae (Faxon, 1889) . Springs in Missouri {see 

 Carman, 1889). 



Liroeus hoppinae ozarkensis Hubricht and Mackin, 1949. Springs and 

 sometimes streams in Missouri and northern Arkansas. 



Liroeus hoppinae ouaohitaensis (Mackin and Hubricht, 1938). River tri- 

 butaries in Oklahoma. 



Liroeus lineatus (Say, 1818). Rivers, creeks, sloughs, swamps, lakes 

 including Great Lakes. Distributed in Great Lakes region and 

 southeastern United States from Virginia to Florida and Alabama. 

 Complete list of States and Provinces: Alabama, Florida, Georgia, 

 Illinois, Indiana, Michigan, New York, South Carolina, Tennessee, 

 Virginia; Ontario. 



14 



