378 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1919. 
Plate 10. 
European pine sawfly, Diprion simile Hartig. Order Hynienoptera. Upper, 
female ; lower, male. Connecticut. This in.sect bas been introduced into 
New England in recent years. From drawings by Miss Mary Carmody. 
Greatly enlarged. 
Plate 11. 
Hymenoptera of various families. Drawn liy Miss' Mary Carmody. All greatly 
enlarged. 
1. Helcostkridea wanthognatha Roliwer, a parasite of wood-boring beetles. 
Montana. 
2. Lagarotis diprioni Rohwer, a parasite of sawfly larvoe. Foimd in Virginia 
and Ohio. 
3. Euura macgillivrayi Rohwer, a gall-making sa\\'fly. Colorado. 
4. Dibrachys nigrocyaneus Norton, a parasite of sawfly cocoons'. Widely dis- 
tributed in the United States. 
5. ^patJiius similUmus Ashmead, a parasite of wood-boring beetle larvfB. Found 
in West Virginia and New York. 
6. Allodorus tomoxiae Rohwer, a parasite of wood-boring beetle larvse. Virginia. 
Plate 12. 
Moths (order Lepidoptera) from tropical America, of the family Cossidse. The 
larvfB are all borers in wood. None of the moths on this plate have been 
figured before, and the specimens photographed are nearly all types of new 
species. All natural size. 
1. Givira gabriel Dyar. Type. Prom Mexico. 
2. Givira tigrata Schaus. Type. Costa Rica. 
3. Givira sandelphon Dyar. Type. Mexico. 
4. Hypopta polybia Schaus. Guatemala. 
5. Lentagena trisiani Schaus. Type. Costa Rica. 
6. Givira nudaria Schaus. Type. VenezAiela. 
7. Prionoxystus duplex Schaus. Type. French Guiana. 
8. Hemipecten gaudeator Schaus. Type. Costa Rica. 
9. Cossus infantilis Schaus. Type. Costa Rica. 
10. Costria corita Schaus. Type. Colombia. 
11. Hemipecten cossuloides Schaus. British Guiana. 
12. Hemipecten maruga Schaus. Dutch Guiana. 
13. Psychogena niiranda Schaus. Type. Costa Rica. 
14. Hemipecten alfarae Schaus. Guatemala. 
15. Toronia adolescens Dyar. Type, Panama. 
16. Lentagena plagiata Schaus. Costa Rica. 
Plate 18. 
Miscellaneous insects, painted by R. E. Snodgrass. All natural size. 
1. Paraphycs laetus Fabr. Panama. A "true" bug (order Hemiptera), allied 
to the squash bug. 
2. Male dragon fly (order Odonata) from New Guinea. In the female of this 
species the hind wings are of the same color as the front ones. 
