342 Illinois State Lahoratonj of Natural Histor/j. 



7. D. KALBERGENSis Scliocller. Die Cladocera des frischen 

 Haffs, 18 t. i, figs. 1-3 {18m).—Herrick. Final Report, 63 



(1884). 



iTat.— Minnesota {Herrick). 



8. D. KERUSSES Cox. Aiiier. Monthly Micros. Jonr. iv, 

 88 (188^).— Kellicotf. Proc. Anier. Soc. Micros, vi, 129 (1884). 



7/a&.— Wisconsin (Cox), New York (Kellicott). 



9. D. MAGNicEPS Herrick. Final Report, 64 (1884). 

 Ilab. — Minnesota {Herrick). 



10. D. MINNEHAHA Herrick. Final Report, 59 (1884). 

 ITab. — Minnesota (Herrick). 



11. D. PULEX riaus. Mem. de Museum, vii, 158 (1820).— 

 Smith. Rep. U.S. Fish Com. for 1872-73, mC).—Birge. Trans. 

 Wis. Acad, iv, 87 (1811).— Herrick. 7tli Rep. Geol. Minn. 

 101 (1879); 10th Rep. Geol. Minn. 238 (1882); Amer. Nat. 

 xvii, 501 (1883); Final Report, 56 (1884). 



Ilah. — Massachusetts and Wisconsin {Birge), Alabama and Minne- 

 sota (Herrick), Lake Superior (Smith). 



12. D. RETICULATA Haldeman. Proc, Phila. Acad. 1843, 

 196. 



Hab. — Pennsylvania (Haldeman). 



13. D. RETROCURVA Forbes. Amer. Nat. xvi, 642 (1882). 

 Hah. — Illinois (Forbes). 



14. D, ROSEA Sars. Oni de i Omegn, af Christania fore- 

 kom. Cladocera, 268 (1862).— //('r/v'cA-. Final Report, 59 (1884). 



i/a?>.— Minnesota (Herrick). 



15. D. ROTUNDATA Say. Jour. Phila. Acad, i, 440 (1817.) 

 —DeKay. Nat. Hist. N. Y. vi, 65 (1844). 



Hab. — Southern States (Say). 



FAMILY BOSMINID^. 



1. BOSMINA Baird. 



1. A. GORNUTA Baird. Trans. Berwick Nat. Club, ii, 149 



( ).—Bir(je. Trans. Wis. Acad, iv, 91 {1881).— I ler rid:. 



10th Rep. Geol. Minn. 244 (1882). 



