202 EPIIYDRIDAE. 



Loew, Netie Beitr. VII, 12; 1860. 



*-laphyropus Loew, Zeitschr. f. d. Ges. Naturw. 1878 (March), 198. 

 Texas. 



SECTION II. HYDRELLINA. 

 Hydrellla. 



R. Desvoidy, Myod. 790; 1830. 



*conformis Loew, Centur. VIII, 73. - - Newport, R. I. 

 *formosa Loew, Centur. I, 94; I, 154. - - Pennsylvania. 

 *liy]>oleuca Loew, Monogr. I, 151. Middle States. 

 Mschiaca Loew, Monogr. I, 150. Middle States. 



* otoscuriceps Loew, Monogr. I, 152. - - Middle States. 

 *scapularis Loew, Monogr. I, 153. - - Middle States. 

 *valida Loew, Monogr. I, 153. - - Middle States. 



Philygxia. 



Stenhammar, Epbydrin., 238; 1844. 



*debilis Loew, Centur. I, 96; Monogr. I, 157. - - Pennsylvania. 



*fuscicornis Loew, Monogr. I, 155. - - Middle States. 



*opposita Loew, Centur. I, 95; Monogr. I, 156. - - Distr. Columbia; 



Pennsylvania; Canada (Quebec^. 

 vittipemiis Zetterstedt, in Staeger's Groenl. Antl. 369. [Philygria. - 



Loew in litt.} 



Hyadina. 



Haliday, Ann. of Nat. Hist. Ill, 406; 1830. 



* g-ra vida Loew, Centur. IV, 98. - - Sitka. 



SECTION III. EPHYDRINA. 

 Pclina. 



Haliday, Ann. Natur. Hist. Ill, 407; 1839. 



*truncatula Loew, Zeitschr. f. d. Ges. Naturw. 1878 (March), 19S. - 

 Texas. 



Ochthera. 



Latreille, Hist. Nat. d. Crust, et d. Ins. XIV; 1804. 



* mantis Degeer, Loew, Monogr. I, 161. -- Europe and United States. 

 *ra[>ax Loew, Monogr. I, 102. -- Carolina. 



*tuberculata Loew, Monogr. I, 161. -- Illinois. 



*exsciilpta Loew, Monogr. I, 160. Cuba. 



Observation. Ocltthera empiformis Say, J. Acad. Phil. Ill, 

 99 is a Ilemerodromia. 



