COLORADO ANIMALS AND PLANTS NEW IN 1912, I913, AND 1914 249 



Family PSYLLIDAE 



Aphalara nubifera Patch, Bull. 202, Maine Agric. Exper. Sta. (1912), p. 216. Foothills 



near Ft. Collins (Gillette). On Sophia, causing abnormal development of foliage in 



dense mass. 

 Arytaina fuscipennis D. L. Crawford, Bull. 83, U.S. Nat. Mus. (1914), p. 125. Colorado 



(Baker). On Ceanolhus. 

 A. pubescens Crawford, t. c, p. 131. Colorado (Baker). On Purshia tridentala. 

 A. robusta Crawford, t. c, p. 124. Colorado (Baker). On Ceanolhus. 

 Calophya dubia Crawford, t. c, p. 51. Colorado. Other members of the genus occur 



on Rhus. 

 Livia caricis Crawford, t. c, p. 23. Boulder, on Carex (E. Bethel). 

 L. coloradensis Crawford, t. c, p. 20. Colorado (Baker). 

 Pachypsylla tridentata Patch, Bull. 202, Maine Agric. Exper. Sta. (1912), p. 224. Canyon 



City, in galls on Celtis. 

 Psylla americana flava Crawford, Bull. 85, U.S. Nat. Mus., p. 148. Pagosa Springs 



(Baker). 



P. americana minor Crawford, t. c, p. 147. Boulder (Rohwer); Colorado, on Salix 

 (GiUette). 



P. astigmata Crawford, t. c, p. 155. Manitou (Gillette). Occurs on Prunus demissa 

 in California. 



P. caudata Crawford, t. c, p. 157. ToUand, Colo., on Alnus (Cockerell); Pagosa 

 Springs (Baker). 



P. fibulata Crawford, t. c, p. 140. Colorado (Baker). 



P. gilletti Patch, Bull. 202, Maine Agric. Exp. Sta., p. 221. Occurs on Salix. Fort 



Collins (Gillette), Soldier Canyon (Gillette), Dixon Canyon (Gillette), Camp Carter 



(Gillette), Howes Gulch (Gillette), Bellvue (Emma Gillette), Horsetooth Gulch, and 



Trinidad. 

 P. coryli Patch, t. c, p. 223. Steamboat Springs and Manitou (cf. Gillette and Baker, 



Hemip. Colo., p. 113). 

 P. ribis Patch, t. c, p. 222 on Ribes. Marshall Pass and Fort Collins. 

 P. maculata Crawford, Bull. 85, U.S. Nat. Mus., p. 141. Colorado (Baker). 

 P. magnicauda Crawford, t. c, p. 149. Arboles, Colo. (Baker); also Wyoming. 

 P. minuta Crawford, t. c, p. 142. On Purshia. Colorado. 

 P. sinuata Crawford, t. c, p. 140. Pagosa Springs (Baker); also in Labrador. 

 fPsyllites (new genus) crawfordi Cockerell, Proc. Acad. Nat. Sci. Phila. for 1914, p. 637. 



Florissant (VVickham). 

 Trioza forcipula Patch, Bull. 202, Maine Agric. Exp. Sta., p. 227. Fort Collins (E. D. 



BaU). At Ottawa, Canada, it occurs on Ulmus. 



Family APHIDIDAE 

 Asiphum sacculi GiUette, Ann. Ent. Soc. Amer., Vol. VII (1914), p. 63. T. 1., near 

 Halfway House, Pike's Peak (Gillette). Also Estes Park, on Populus tremuloides 

 (Gillette), and about 20 miles west of Fort Collins (Gillette). 



