254 AMERICAN HYMENOPTERA. 



Section 3. 

 Lanceolate cell with straight cross line as in Tenthredo. Antennte short, fili- 

 form, puliserrate beneath. 



18. Selandria nova, n. sp. 



Shining black ; tegulse and legs, in part, white, wings faintly clouclirl, very 

 long. Length 0.16. Br. wings 0.48 inch. 



9 . Body short ; anteuiue moderate, filiform to tip. suVjserrate be- 

 neath, apical joint as long or longer than the preceding, obtuse, some- 

 what clavato ; sutures at sides of ocelli wide and large, basin of lower 

 ocellus small ; legs black ; apex of femora and all the tibi:\i reddish- 

 white, blacker toward tips of tibiae, tarsi fuscous; claws without inner 

 tooth. Wings very long, hyaline, ftiintly dusky toward base, nervures 

 blackish ; first submarginal larger than usual, not rounded behind and 

 with a sharp angle on its lower side, near the costa, marginal cross ner- 

 vure bent. 



Maine. One 9 . (A. S. Packard). 



Section 4. {Eriocampa), Hartig. 

 Lanceolate cell with oblique cross line, anteunee enlarged in middle. 



Tribe 1. 

 Under wings without middle cell. 



19. Selandria obsoletum. n. sp. 



Black; tlu' four anterior legs below the knees pale, wings hyaline. Length 

 0.20. Br. wings 0.44 inch. 



9. Short and .stout; antennae, the first and second joints nearly 

 equal, third one-half longer than fourth. Head polished; an oval ba- 

 sin below lower ocellus, ending in a sinus, on each side of wliicli is a 

 separated pit; body wholly black ; legs black, below the knee joints 

 white; the lower half of posterior tibijie and their tarsi blackish, tips 

 of medial tibi;« brown ; chnvs short and sharp, their inner tooth near 

 the base, difficult to see. Wings hyaline, faintly clouded in middle, 

 cross nervure as in >S'. rosse ; first submarginal rounded at ba.se, cross 

 nervure in some cases apparently obsolete, (but a faint, clear whitish 

 line can in some lights be discovered in both sexes). 



Mass., (^Harris' Coll.) (Coll. Am. Ent. Soc.) Three 9 , one S . 



Tribe 2. Ilartig. 

 Under wings with two middle cells. 



20. S. cerasi. 



iSclandria cerasi, Peck, Nat. Hist. Slug worm, 1799. 

 Harris, Inj. Ins. 419. 

 Norton, Bost. Proc. viii, 222. 11,?. 

 Winchell, Bost. Proc. ix, 321. 

 Black; legs below knee joints white, a clouded spot in middle of wings. 

 Length 0.20. Br. wings 0.44 inch. 



9 . Body very short and stout; antenn;«, third joint nearly as long- 

 as fourth and filth, the joints beyond rapidly decreasing in size and 



