354 Illinois State Lahoratori/ of Nainral Histoni. 



A. iitahensis Lockington. Monthly Micros. Jour. 1876, 

 137, /iV/c Packard. 



7/ai/.— Connecticut, Utah. 



II. Branchinecta Veriull. 



1. B. coLORADENSis Packard. 7th Rep. U. S. Geol. Sur- 

 vey (Hayden), 621 (1874); 12th Rep. U. S. Geol. Survey (Hay- 

 den), ii, 338 (1883). 



Hab. — Colorado. 



2. B. LiNDAHLi Packard. 12th Rep. U. S. Geol. Survey 

 (Haydeu),ii, 339 (1883). 



JIab. — Kansas. 



3. B. PALUDOSA Packard. 12th Rep. U. S. Geol. Survey 

 (Hayden), ii, 336 (1883). 



B. gramlandicu Verrill. Amer. Jour. Science, 2d ser., 

 xlviii, 253 (1869); Proc. A. A. A. S. for 1869, U^.—Pachanl 

 7th Rep. Geol. Survey (Hayden), 621 (1874). 



B. arctica Verrill. Amer. Jour. Science, 2d ser., xlviii, 

 253 (1869); Proc. A. A. A. S. for 1869, 2i4:.~ParkanL 6th 

 Rep. U. S. Geol. Survey (Hayden), 621 (1874). . 



BrmicJiipHS p((liu/osus Miiller. 

 Hab. — Labrador, Arctic America, Greenland. 



III. BRANCHIPUS Schaff. 



1. B. BUNDYi Forbes. 



EubranchijJils hiouh/i Forbes. Bull. 111. St. Lab. N. H., 

 1,25(1876). 



Hab- — Wisconsin (Forbes). 



2. B. SERRATUS Forbes. 



Eiibranchipns senrdtis Forbes. Bull. 111. St. Lab. N. II., 

 i, 13 {181Q).— Packard. 12th Rep. U. S. Geol. Survey (Hay- 

 den), ii, 343 (1883). 

 Hab. — Illinois (Forbes). 



