Described Species of Fresli Water Crustacea. 341 



4. S. VETUi.us Schodler. Braiichiopodeii der Umgegend 

 von Berlin, 18 ( 1858 ).—5/rr/?. Trans. Wis. Acad, iv, 82 (1877). 

 —Her rick. 7th Rep. Geol. Minn. 103 (1879); Final Report, 

 46 (1884). 



Dajihne retula, Miiller. Zool. Dan. Prod. No. 2399 (1776). 

 Hab. — Wisconsin {Birge), Minnesota {Herrick). 



V. Daphnia Mull. 



1. I). AHRUPTA Haldenian. Proc. Pliila. Acad. 1842, 184. 

 if a6.— Pennsylvania (Haldeman) . 



2. D. ANGULATA Say. Jour. Pliila. Acad, i, 440 (1817). 

 DeKa!/. Nat." Hist. N.Y. vi, 65 (1844). 



Hah. — Southern States (Say). 



3. D. BREViCAUDA Chambers. Bull. U. S. Geol. Survey 

 ( Hay den ) iii, 154(1877). 



Hab. — Kentucky and Colorado {Chamben^) . 



4. D. DUMA Herrick. Amer. Nat. xvii, 501 (1883); Fi- 

 nal Report, 61 (1884). 



Hab. — Minnesota {Herrick). 



5. D. GALP]ATA Sars. Om en Sonimeren 1862, foretaojen 

 zoologisk Reise i Christianias og Trondhjems Stiftor, 21 ( 1863). 

 P. E. Miiller. Naturhistorisk Tidsskrift, v, 117, pi. i, fig. 6 

 (1868).— >S';/^////. Rep. U.S. Fish Com. for 1872-73, 695.— //e/-- 

 rick. Final Report, 61 (1884). 



Hab. — Minnesota (Herrick); Lake Superior {Sriiith). 



6. D. HYALINA Leydig. Naturgeschichte der Daphniden, 

 151, t. i, figs. 8-10 ( imO).—Forhes. Amer. Nat. xvi, 642 ( 1882 ). 

 —Herrick. Final Report, 60 (1884). 



D. hngispina Herrick. Amer. Nat. xvii, 501 (1883). 



D. pelhicida P. E. Miiller. Naturhistorisk Tidsskrift, v. 

 116, pi. 1, fig. 5 {im^).— Smith. Rep. U.S. Fish Com. 1872-73, 

 696. 



Hab. — Kentucky and Minnesota (Herrick), Illinois and Lake Michi- 

 gan (Forbes), Lake Superior {SmitJi). 



