94 Bulletin Wisconsin Natural History Society. [Vol. 10, Nos. 1 & 2. 
Oophthora minutum (Riley)—Aurivillius, 1897. 
Xanthoatomus albipes Ashmead, 1904a, pp. xi, 360 (Nomen 
nud). 
Pentarthron minutum (Riley)—Girault, 1910, p. 275. 
2a. Trichogramma minutum nigrum Girault. 
Trichogramma pretiosa nigra Girault, 1906a, p. 82. 
3. Trichogramma erosicorne Westwood. 
Trichogramma (Aprobosca) erosicornis Westwood, 187—, pp. 
592-593; pi. 73, figs. 24-25. 
Aprobosca erosicornis (Westwood)—Ashmead, 1904a, pp. 361, 
366. 
As stated elsewhere the position of this species is not known 
and it is placed here provisionally. 
4. Trichogramma semblidis (Aurivillius). 
Oophthora semblidis Aurivillius, 1897, pp. 253-254; tafel 5, 
figs. 1-3, 3a and 4-10. 
Pentarthron carpocapsce Ashmead—Schreiher, 1907, pp. 218 
220, text-fig. 
Pentarthron semblidis Aurivillius—Girault, 19115, pp. 48-50. 
Pentarthron carpocapsce Schreiner-—Masi, 1909. 
5. Trichogramma brasiliense (Ashmead). 
Pentarthron* brasiliensis Ashmead, 1904a, p. 521. 
Pentarthron brasiliense Ashmead—Girault, 19115, p. 52. 
6. Trichogramma helocharae Perkins. 
Trichogramma helocharce Perkins, 1907. 
7. Trichogramma semifumatum (Perkins). 
Pentarthron semifumatum Perkins, 1910, p. 659, text-fig 
Pentarthron semifumatum Perkins—Girault, 19115, pp. 50-51. 
8. Trichogramma perkinsi Girault. 
Pentarthron flavum Perkins, 1910, p. 660, text-fig. 
Trichogramma perkinsi Girault (nomen novum—piV.occ. by 
“Trichogramma flavus” Ashmead). 
9. Trichogramma euproctidis (Girault). 
Pentarthron euproctidis Girault, 19115, pp. 46-48. 
10. Trichogramma retorridurrt (Girault). 
Pentarthron retorridum Girault, 19115, pp. 52-55. 
Genus Trichogrammatoidea Girault, 1911. 
1. Trichogrammatoidea nana (Zehntner). 
Chcetostricha nana Zehntner, 1896, pp. 14-16; pi. I, figs. 9-11. 
Trichogrammatoidea nana (Zehntner)—Girault, 1911a, pp. 15- 
19; pi. I, figs. 6-7. 
