86 U.S. NATIONAL MUSEUM BULLETIN 270 



Platygaster califomica (Ashmead) 



P olygnotus californicus Ashmead, 1893, pp. 302, 321. 



Lectotype female (selected by Fouts, 1924b, p. 65), USNM no. 2302; 

 Alameda, Calif,, Dec. 17, 1885, from cecidomyiid galls on Baccharis 

 pilularis, A. Koebele, well preserved. Allolectotype (male) and 11 

 paralectotypes (males and females). 



Platygaster caryae Ashmead 



P latygaster caryae Ashmead, 1893, p. 323. 



Lectotype female (selected by Fouts, 1924b, p. 38), USNM no. 2303; 

 District of Columbia, May 8, 1884, from cecidomyiid galls on hick- 

 ory; well preserved. Allolectotype (male) and many paralectotypes 

 (males and females). 



Platygaster coloradensis (Ashmead) 



P olygnotus coloradensis Ashmead, 1893, pp. 302, 320. 



Lectotype female (selected by Fouts, 1924b, p. 64), USNM no. 2301; 

 Fort Garland, Colo., June 25, 1883, from cecidomyiid gall on sage 

 bush, L. Bruner; well preserved. Allolectotype (male) and 3 para- 

 lectotypes (2 females and 1 male) . 



Platygaster columhiana Fouts 



P olygnotus alnicola Ashmead, 1893, pp. 304, 3 10. Preoccupied. 



Platygaster Columbiana Fouts, 1924b, p. 95. 



Lectotype female (selected by Fouts, 1924b, p. 96), USNM no. 2287; 

 District of Columbia, July 31, 1886, from a cecidomyiid in flower 

 buds of elder (not alder, as stated in description); well preserved. 

 Allolectotype (male) and 2 female paralectotypes. 



Platygaster compressiventris (Ashmead) 



P olymecus compressiventris Ashmead, 1893, pp. 278, 282. 



Holotype female, USNM no. 24604; District of Columbia, June 9, E. A. 

 Schwarz; antennae and forewings missing. Unique. 



Platygaster confusa Fouts 



Ectadius pallipes Ashmead, 1890, p. 9. Preoccupied. 



P latygaster confusa Fouts, 1924b, pp. 26, 44. 



Lectotype female, USNM no. 2122; Greeley, Colo., H. F. Wickham; 

 well preserved. Four paralectotypes (3 females and 1 male). 



