288 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



rior aspect, formed by seven lines radiating from inser- 

 tion of abdomen and by two transverse ridges. Length 



17.5 mm. (male) tityri 



6. Length 16-23 mm.; stramineous to brownish stramineous; 

 head more or less yellowish; ocelli equidistant, mandibles 

 fuscous apically; scutel stramineous; wings transparent 



with a fuscous tinge; legs honey-yellow purgatus 



Length 23 mm.; light reddish, head yellowish; ocelli equi- 

 distant; mandibles fuscous apically; scutel yellow; wings 

 hyaline, without a fuscous tinge, legs honey-yellow ..arcuatus 



O. (Enicospilus) arcuatus Felt. 

 South Britain, 1884 (G. F. Pierce). 



O. (E.) purgatus Say. Howard, Insect Book, PI. x, Fig. 19. 



A parasite of the army worm {Lettcania, Heliophila) Cirphis 

 unipuncta. 



North Haven, 27 May, 1904 (W. E. B.) ; New Haven, 6 July, 

 1904 (H. L. V.) ; Branford, 5 July, 1904 (P. L. B.) ; Stonington, 

 7 August, 1906 (W. E. B.). 



°0. (Ophion) tityri Packard. 

 Parasitic on (Eudamus) Epargyreus tityrus. 



O. (O.) bifoveolatus Brulle. 



O. (O.) bilineatus Say. Howard, Insect Book, PI, x, Fig. 

 17; Scudder, Butterflies of New England, Vol. Ill, PI. 88, Fig. 8. 



Parasitic on (Eudamus) Epargyreus tityrus. 



Mt. Carmel, 25 May, 1906, Poquonock, 22 March, 1905, New 

 Haven, 26 April, 1905 (B. H. W.) ; New Haven, 23 August 1904, 

 Woodmont, 24 May, 1905 (P. L. B.) ; New Haven, i September, 

 1904 (H. L. V.) ; New Haven, 24 May, 1905, Salisbury, 27 Au- 

 gust, 1904 (W. E. B.) ; Branford, 5 July, 1905 (H. W. W.). 



*0. (O) slossoni Davis. 

 Reared from (Acronycta) Apatela. 



O. (Allocamptus) macrurus Linnaeus. Howard, Insect Book, 

 PI. ix. Figs. 7, 8. Parasite of the Cecropia moth, Samia cecropia. 

 New Haven (A. E. V., W. E. B.). 



Zemiodes Foerster. 

 °Z. flavifrons Cresson. 



Male : length 7 mm. ; mostly black, with abdomen and hind 

 legs reddish ; propodeum with longitudinal carinas ; nervulus and 

 basal veins interstitial. 



