40 PROC. ENT. SOC. WASH., VOL. 24, NO. 2, FEB., 1922 



MEGASTIGMUS LASIOCARPAE Crosby, Ann. Ent. Soc. Amer., vol. 6, 1913, p. 163. 



Reared from seeds of Abies /asiocarpa, from Rye, Colorado. 

 MEGASTIGMUS NIGROVARIEGATUS Ashmead: Crosby, Ann. Ent. Soc. Amer., 



vol. 6, 1913, p. 158-60. Reared from seeds of Rosa rugosa and other roses. 



Northern United States from Atlantic to Pacific. 

 MEGASTIGMUS PHYSOCARPI Crosby, Ann. Ent. Soc. Amer., vol. 6, 1913, p. 158. 



Reared from Physocarpus pulijolius (probably from the seeds), at Allentown, 



Missouri. 

 MEGASTIGMUS PICEAE Rohwer, Can. Ent., vol. 47, 1915, p. 97. Reared from 



seeds of Picea sitchensis in California. Records of the Bureau of Entomology 



show this species to have been reared from seeds of Picea engelmanni and 



Picea parryana also. 

 MEGASTIGMUS PICTUS (Forster): Wachtl, Wien. Ent. Zeit., 3, 1884, p. 214. 



From seeds of rose in Germany. 

 MEGASTIGMUS PINUS Parfitt: Crosby, Ann. Ent. Soc. Amer., vol. 6, 1913, 



p. 160. Infests seeds of Abies nobilis, A. magnifica, A. concolor, A. amabilis, 



A. grandis, and Tsuga sp. Western United States. 

 MEGASTIGMUS PISTACIAE Walker: Wachtl, Wien. Ent. Zeit., 12, 1893, p. 28. 



Lives in fruits of Pistacio lentiscus Linne. Probably phytophagous. France 



and Italy. 

 MEGASTIGMUS SPERMOTROPHUS Wachtl: Crosby, Ann. Ent. Soc. Amer., vol. 



6, 1913, p. 163. Infests seeds of Pseudotsuga taxifolia, Abies magnifica, A. 



amabilis, A. grandis, A. concolor. Recorded in the Bureau of Entomology 



from seeds of Abies shastensis also. Occurs in Europe and western part of 



North America. 

 MEGASTIGMUS STROBILOBIUS Ratzeburg: Judeich and Nitsche, Lehrbuch 



der Forstins., 1893, p. 704, 1339. From seeds of Abies pectinata. Germany. 

 MEGASTIGMUS THUYOPSIS Yano, Rept. For. Bur. Tokyo, 1918, p. 35-58. In 



seeds of Thuyopsis dolabrata in Japan. 

 MEGASTIGMUS TSUGAE Crosby, Ann. Ent. Soc. Amer., vol. 6, 1913, p. 162. 



Reared from seeds of Tsuga Mertensia hookeriana in the western United 



States. 

 SYNTOMASPIS AMELANCHIERIS Cushman, Proc. Ent. Soc. Wash., vol. 19 (1917) 



1918, p. 82-3. Reared from seeds of Amelanchier canadensis collected at 



Pickens, West Virginia, and North East, Pennsylvania. Doubtfully phyto- 

 phagous. At least, sometimes parasitic on Megastigmus. 

 SYNTOMASPIS AUCUPARIAE Rodzianko, Bull. Soc. Nat. Moscou, (1907), 1908, 



p. 592-601. Reared from seeds of Sorbus aucuparia in Russia. 

 SYNTOMASPIS DRUPARUM (Boheman): Mokrzecki, Zeitschr. wiss. Insektb 



2, 1906, p. 390-92; Crosby, Bui. 265 Cornell Agr. Exp. Sta., 1909, p. 369; 



Cushman, Journ. Agr. Res., vol. 7, 1916, p. 487. Infests seeds of apple 



(Pyrus) and of Mountain ash (Sorbus) in Europe and North America. 

 SYNTOMASPIS MYRTACEARUM da Costa Lima, Arch. Mus. Nac. Rio Janeiro 



T. 19, 1916, p. 199. Phytophagous in seeds of Psidium guavava (Guava) 



in Brazil. 



