344 [Jlinois State Lahoratonj of Natural History.* 



III. Lyncodaphnia Hereick. 



1. L. MACROTHROiDES HerHck. Amer. Nat. xvi, 1007 

 (1882); lOfch Rep. Geol. Minn. 247 (1882); Final Report, 75 

 (1884). 



Ilah. — Minnesota {Ilerrick). 



IV. ILIOORYPTUS SarS. 



1. I. spiNiFER Herrick. lOfch Rep. Geol. Minn, 24G (1882); 

 Final Report, 77 (1884). Bull. Scientific Lab. Deuison Uni- 

 versity, i, 39 (1885). 



Hah. — Minnesota [Ilerrick). 



FAMILY LYNOEIDiE. 



I. EURYOERCUS BairD. 



1. E. LAMELLATUS Baird. Ann. and Mag. Nat. Hist, ii, 

 88, t. ii, figs. 1-8 (1843); British Entoniostraca, 124, t. xv, fig. 

 1 {imO).—Smith. Rep. U. S. Fish Com. for 1872-73, 696.— 

 Birge. Trans. Wis. Acad, iv, 92 (1811).— Herrick. 7th Rep. 

 Geol. Minn. 122 (1879); lOth Rep. Geol. Minn. 248 (1882); 

 Final Report, 80 (1884). 



Lynceus Jamellatus Miiller. Entoniostraca, 73, t..ix, figs. 

 4-6 (1785). 



Hah. — Minnesota (Herrick), Lake Superior (SmitJi). 



II. AOROPERUS Baird. 



1. A, LEUCOCEPHALUS Scliodler. Neue Beitrage zur Natur- 

 geschichte der Cladoceren, 30, t, i, figs. 11-16 (1863). — Birge. 

 Trans. Wis. Acad, iv, 109 (1811).— Herrick. Final Report, 'si 

 (1884). 



Lynceus leucocephalus Koch. Dentschlands Crnstaceeu, h. 

 36, pL X (1838). 



//o/y.— Massachusetts and Wisconsin [Birge). 



