io8 



Dactylopius poas Ckll., Can. Ent., xxvi, p. 287 (1894). 

 " " Lidg., The Wombat, iii, p. 91 (1898). 



Habitat. — New Zealand. 

 On roots of grass. 



505. Pseudococcus prosopidis (Ckll). 



Dactylopius prosopidis Ckll., Can. Ent., xxviii, p. 224 (1896). 

 Habitat. — New Mexico. 

 On Mesquite. 



506. Pseudococcus pseudonipae (Ckll.). 



II Dactylopius nips Davis, Spec. Bull. 2, Mich. Exp. Sta., p. 28 (1896). 



" pseudonipae Ckll., Science Gossip, n. s., iii, pp. 1S9, 302 (1897). 



" " King, Can. Ent., xxxi, p. 112 (1899). 



Habitat.— Mass.; Mich.; Cal.; Mexico. 

 On cocoanut-palm. 



507. Pseudococcus quadricaudata (Sign.). 

 Boisduvalia quadricaudata Sign., Ann. Soc. Ent. Fr., (5), v, p. 339 (1875). 

 Oudablis " Ckll., Check List, p. 325 (1896). 



" " " The Entom., xxxiii, p. 85 (1900). 



Habitat. — France. 



508. Pseudococcus quaintancii (Tins.). 

 Dactylopius quaintancii Tins., Can. Ent., xxx, p. 220 (1898). 

 Habitat. — Florida. 

 On Rhus copallina. 



509. Pseudococcus quercus (Ehrh.). 

 Dactylopius quercus Ehrh., Can. Ent., xxxii, p. 315 (1900). 

 Habitat. — California. 

 On Quercus chrysolepis. 



510. Pseudococcus robinise (Sign.). 



Dactylopius robiniae Sign., Ann. Soc. Ent. Fr., (5), v, p. 322 (1S75). 

 " " Targ., Annali di Agr., p. 26 (1879). 



" p. 140 (1881). 

 Habitat. — The Maritime Alps. 

 On Acacia. 



511. Pseudococcus roseotinctus (T. & \V. Ckll). 

 Dactylopius roseotinctus T. & W. Ckll., Can. Ent., xxxiii, p. 336 (1901). 

 Habitat. — New Mexico. 

 On roots of grass. 



512. Pseudococcus ryani (Coq.). 

 Dactylopius ryani Coq., West Amer. Scientist, vi, pp. 122, 123 (1S89). 

 Habitat. — California. 

 On Cupressus macrocarpa ; Thuja orientalis; Araucaria excelsior. 



