Described Species of Fresh Water Crustacea. 329 



7. D. SANGUitfEUS Forbes. Bull. 111. Lab. Nat. Hist., 

 No. 1, 15 (1876); Amer. Nat. xvi, 647 (1882). Gissler. 

 Amer. Nat. xv, 689 (1881). Herrick. Amer. Nat. xvii, 382 

 (1883); Final Report, 138 (1884). 



Hab. Illinois (Forbes), New York (Gissler}, Alabama and Minne- 

 sota (Herrick). 



8. D. SICILIS Forbes. Arner. Nat. xvi, 645 (1882). 



D. pallidus, var. sicilis Herrick. Final Report, 142 (1884). 

 Hab. Lake Michigan (Forbes), Minnesota (Herrick). 



9. D. STAGS' ALIS Forbes. Amer. Nat. xvi, 645 (1882). 

 -Herrick. Final Report, 139 (1884). 



D.giganteus Herrick. 10th Rep. Geol. Minn. 222 (1882). 

 Hab. Illinois (Forbes), Minnesota (Herrick). 



II. EPISCHURA FORBES. 



1. E. FLUVIATILIS Herrick. Amer. Nat. xvii, 384 

 (1883); Final Report, 133 (1884). 



Hab. Alabama (Herrick). 



2. E. LACUSTRIS Forbes. Amer. Nat. xvi, 648 (1882). 

 -Herrick. Final Report, 131 (1884). 



tScopiphora vagans Pickering MS. in DeKay. Nat. Hist. 

 N. Y. vi, 62 (1844). 



Hab. Lake Michigan (Forbes), L. Ontario (Pickering). 



III. LlMNOOALANUS SARS. 



1. L. MACRURUS Sars. Oversigt af de indenlandske Fersk- 

 vands Copepoder (1862). Forbes. Amer. Nat. xvi, 648 (1882). 

 Herrick. Final Report, 134 (1884). 

 Hab. Lake Michigan (Forbes). 



IV. OSPHBANTIOUM FOUBES. 



1. 0. LABROtfECTUM Forbes. Amer. Nat. xvi, 645 (1882). 

 Herrick. Final Report, 134 (1884). 



Potamoichetor fucosus Herrick. 10th Rep. Geol. Minn. 

 224 (1882). 



Hab. Illinois (Forbes), Minnesota (Herrick). 



