338 Illinois State Laboratory of Natural Histonj. 



ORDER CLADOCERA. 

 FAMILY SIDIDiE. 



I. SiDA StKAUSS. 



1. S. CRYSTALLiNA Strauss. Mem. du Miiseuui, t. vi ( 1820). 

 -^Birqc. Trans. Wis. Acad, iv, 78 {1^1).— Her rid-. 7th 

 Rep. Geol.Minn.99 (1879); 10th Rep. GeoL Minn. 235 (1882); 

 Final Report, 20 (1884). 



Daphnia crystallina Miiller. Entomostraca, 96, t. 14, figs. 

 1-4 (1785). 



Hah. — Massachusetts, Lake IMichigan, and Wisconsin (Birge); Min- 

 nesota (Her rick). 



II. PSEUDO-SlDA HeRRICK. 



1. P. BiDENTATA Herrick. Final Report, 20 (1884). 



Hah. — Alabama (Herrick). 



III. Daphnella Baird. 



I. D. BRACHYURA Baird. British Entomostraca, 109(1850). 

 —Herrick. 10th Rep. Geol. Minn. 236 (1850); Final Report, 

 21 (1884). 



D. ivinchelli Herrick. 7th Rep. Geol. Minn. 122 (1879). 



? D. exsjmiosa Birge. Trans. Wis. Acad, iv, 79 (1877). 



Sida brachyura Lievin. Branchiopoden derDanziger Um- 

 gegend, 20, t. iv, figs. 3-9 (1848). 



IV. Latona Strauss. 



1. L. SETIFERA Strauss. Mem. de Museum, v, ( 1820). — 

 Birge. Chicago Med. Jour, and Ex. xvi, 585 (1881).— Herricl: 

 Final Report, 22 (1884). 



Daphnia setifera Miiller. Entomostraca, 98, 1. 14, figs. 5-7 

 (1785). 



Hah. — Massachusetts and Lake Michigan {Birrje). 



