No. 22.] HYMENOPTERA OF CONNECTICUT. 605 



°C. (Gonochrysis) perpulchra Cresson. 



Length 6-8 mm. 

 °C. (Trichrysis) doriae Gribodo. 



Length 4.5 mm. 



C. (T.) parvula Fabricius. Howard, Insect Book, PI. i, 

 Fig. 12. 



Length 7-1 1 mm. 

 °C. (Tetrachrysis) frey-gessneri Gribodo. 



Length 7-8.5 mm. 



C. (T.) nitidula Fabricius. 



" Frontal carina strong; third joint more than one-half again 

 as long as fourth ; notauli strongly curved outwardly anteriorly." 

 (S. A. Rohwer.) 



Scotland, 25 July, 1904 (B. H. W.) ; Pemaquid Point, Me., 

 2 September, 1909 (H. W. Foote). 



C. (T.) caerulans Fabricius. 



New Haven, 17 June, 1902 (E. J. S. M.) ; Colefcrook, 21 July, 

 1905 (H.L.V.). 



C. (T.) nortoni Aaron. 



Length 6-9 mm. 



Parnopes Fabricius. 

 But one species is likely to occur in the state. 

 °P. aglaspidula Melander and Brues. 



Postscutellum emarginate; antennae in greater part black; 

 legs metallic ; tegulse green. Length 10 mm. 



