380 PROCEEDINGS OP THE ACADEMY OF 



into spots; wings hyaline, iridescent, beautifully tipped with black; 

 four anterior legs lemon-yellow, intermediate tarsi dusk}'; poste- 

 rior legs honey-3'ellow, their coxag lemon-yellow, with a slender 

 black stripe on outer side, tips of their tibi and their tarsi black; 

 abdomen dark honey-yellow, lateral margins of second and third 

 segments and sometimes tlie disk of first black; ovipositor nearly 

 as long as abdomen, honey-yellow, slieatiis pale yellow; head 

 transverse, face with a prominent tubercle, eyes prominent; 

 antennae long and slender; mesothorax not prominent; first sub- 

 marginal cell receiving the recurrent nervure about the middle, 

 discoidal cell short, much contracted at base ; abdomen only 

 slightly compressed at tip, the first three segments being depressed. 

 Length 6 lines. 



Orizaba. (Sumichrast, No. 40.) A beautiful species, differing 

 from Anomalon chiefly by the abdomen not being compressed. 



Genus OPHIOPTERUS, Brull^. 



Ophiopterus ferrugineus, n. sp. 



9. Ferruginous; head coarsely punctured, clothed with a very 

 short silvery pile, sides of face and posterior orbits 3'ellow; 

 antennne as long as body, very slender, black, basal half pale fer- 

 ruginous, a rather broad yellowish-white annulus between middle 

 and apex; mesothorax rugoso-punctate ; pleura sparsely punctate; 

 metathorax reticulated, the apex suddenly attenuated aud pro- 

 longed to insertion of abdomen ; sides of pleura and metathorax 

 clothed with a fine white pubescence; wings hyaline, faintl}' dusky 

 at tips, neuration as usual in Anomalon^ the discoidal cell about 

 one-third contracted at base; legs pale ferruginous, four anterior 

 tibiiB and tarsi more or less yellowish, posterior tarsi black, with 

 tiie second and part of joints yellow; abdomen slender, compressed 

 dorsal edge of second segment blackish; ovipositor very short, 

 sheaths black. Length 8 lines. 



Orizaba. (Sumichrast, No. 4*7.) 



Genus EIPHOSOMA, Cresson. 



1. Eiphosoma mexicana, n. sp. 



9. Lemon-3'ellow; tips of mandibles, large spot on vertex 

 inclosing ocelli and extending on and covering nearly the entire 



