352 Illinois State Laboratory of Xaftintl History. 



2. E. TEXANA Packard. 12th Rep. U. S. Geol. Survey 

 (Hay den), ii, 312 (1883). 



Limnadia texana Packard. Amer. Jour. Science, 3d ser., 

 ii, 111 (1871); 7th Rep. U. S. Geol. Survey (Hay den), 618 

 (1874). 



Hob. Kansas, Texas. 



IV. LlMNADELLA GlRARD. 



1. L. CORIACEA Haldeman. Proc. Phila. Acad. 1842, 184; 

 Ibid. 1854, ^.Packard. 7th Rep. U. S. Geol. Survey (Hay- 

 den), 618 (1874); 12th Rep. U. S. Geol. Survey (Hayden), ii, 

 313 (1883). 



Unrecognizable from description. 

 Hob. Pennsylvania (Haldeman}. 



2. L. KITEI Girard. Proc. Phila. Acad. 1854, 3. Pack- 

 ard. 12th Rep. U. S. Geol. Survey, ii, 311 (1883). 



Unrecognizable from description. 

 Hab. Ohio (Girard). 



V. LIMNADIA BRONG. 



1. L. AMERICANA Morse. Proc. Boston Soc. N. H., xi, 

 404 (1868). Packard. 7th Rep. U. S. Geol. Survey (Hayden), 

 618(1874); 12th Rep. U.S. Geol. Survey (Hayden), ii, 311 



(1883). 



Hab. Massachusetts. 



FAMILY APODID.E. 



I. APUS SCHlFF. 



1. A. ^EQUALIS Packard. Amer. Jour. Science, 3d ser., 

 ii, 110 (1871); 7th Rep. U. S. Geol. Survey (Hayden), 620 

 (1874); 12th Rep. U. S. Geol. Survey (Hayden), ii, 320 (1883). 



Hab. Kansas, Texas, Colorado? 



2. A. LONGICAUDATUS Le Conte. Annals N. Y. Lyceum, 

 iv, 155 (1845). Packard. 12th Rep, U. S. Geol. Survey (Hay- 

 den), ii, 324 (1883). 



A. obtusus James. Long's Expedition, ii, 336 (1823). 

 Packard. 7th Rep. U. S. Geol. Survey (Hayden), 620 (1874). 

 Hab. Colorado, Wyoming, Kansas. 



