Described Species of Fresh Water Crustacea. 335 

 FAMILY LERN^EOPODJDJE. 



I. ACHTHERES NoRDM. 



1. A. AMBLYOPLITIS Kellicott. Proc. Amer. Soc. Micros. 

 iv, 76 (1882). 



Hob. Michigan (Kellicott). 



2. A. CARPENTERI Packard. 7th Rep. U. S. Geol. Survey 

 (Hayden), 611 (1874). 



. Colorado (Packard). 



3. A. CORPULENTUS Kellicott, Proc. Amer. Soc. Micros. 



iv, 75 (1882). 



Hob. Michigan (Kellicott). 



4. A. LAC.E Kroyer. Naturhistorisk Tiddskrift, ii. 274, 

 pi. 17, fig. 6 (1863). Smith. Rep. U.S. Fish Com. for 1872-73, 

 663. 



Hab. North America (Kroyer). 



5. A. MICROPTERI Wright. Proc. Canadian Institute, i, 

 249 (1883). 



Hab. Canada ( Wright). 



6. A. PIMELODI Kroyer. Naturhistorisk Tidsskrif t, ii, 272, 

 pi. 17, fig. 5 (1863). -Smith. Rep. U. S. Fish Com. for 1872-73, 

 662. 



Hab. Ohio River (Kroyer). On Pimelodus maculatus. 



II. CAULOXENUS COPE. 



1. C. STYGIUS Cope.. Proc. Phila. Acad. 1871, 297; Amer. 

 Nat. vi, 411 (1872); Third and Fourth Rep. Geol. Indiana, 167 

 (1872). Packard. Fifth Rep. Peabody Acad. Sci. 94 (1873). 

 kmith. Rep. U. S. Fish Com. for 1872-73, 665. 

 Hab. Indiana (Cope). 



III. LEBNJBOPODA KROYER. 



1. L. CALIFORNIENSIS Dana. Crustacea, 1379 (1852). 

 Hab. California (Dana). On salmon. 



