AMERICAN HYMENOPTERA. 151 



GLYPTA, Grav. 

 This genus is known at once by the more or less deep oblique 

 grooves on each side of the second, third and fourth dorsal seg- 

 ments of the abdomen, and the absence of the areolet of anterior wing; 

 otherwise it closely resembles Pimpla. 



The species are numerous and may be distinguished by the charac- 

 ters given in the following table. 

 Posterior tibice and tarsi banded with black and white. 

 Pleura entirely black. 



Posterior tibise white, witli two entire black bands ; clyjieiis, 9 > 



black 1. tuberculifrons, Walsh. 



Posterior tibias white, with two black bands above, and black stripe 

 beneath. 

 Mandibles black; ch'peus dark rufous, piceous or black, 



9 2. varipes. Cress. 



Mandibles, except tijis, white'; clypeus rufous or yellow- 

 ish, % 9 3. erratica, n. sp. 



Posterior tibiae white, with two black bands beneath and black stripe 



above, 'i 4. inversa, n. sp. 



Pleura more or less red. 

 Scutellura entirely black; clypeus and mandibles white; posterior tibite 

 white with two entire black bands; j)leura with a small red spot 



on each'side 5. pulchripes, n. sp. 



Scutellum more or less red. 

 Pleura black, with a longitudinal red mark or spot on each side ; clypeus 



and mandibles rufous. 6. rufiscutellaris, Walsh. 



Pleura red only beneath between the four anterior coxoe; upper mar- 

 gin of prothorax white; posterior tibice with two entire blUck 



bands 7. animosa, n. sp. 



Pleura, except space beneath wings, red. 

 Abdomen entirely black. 

 Posterior tibiae with two black bands above and black stripe be- 

 neath; clypeus and mandibles white 8. vulgaris, n. sp. 



Posterior tibiaj black, white only at base, pale fuscous in the middle; 

 most of face white ; form long and slender.9. longiventris, Walsh. 

 Abdomen black, the three basal segments more or 



less red at apex 10. militaris, n. sp. 



Pleura, mesothorax and scutellum reddish. 

 Abdomen entirely black or fuscous. 

 Legs reddish, posterior tibiae and tarsi black and white; abdomen 



black 11. monita, n. sp. 



Legs white, varied with blackish; abdomen fuscous. 12. parva, n.sp. 

 Abdomen black with apical margin of each segment and a median dot 



white, also the face, mouth and orbits 13. scitula, n. sp. 



Posterior tibiae and tarsi ferrugiuous or more or less blackish, not annulated 

 with black and white. 

 Abdomen entirely black. 



Scutellum with white spot; metathorax with large, coarse punc- 

 tures 14. simplicipes, Walsh. 



