20 
IJ. Genus TRICHIOCAMPUS Hartig. 
Trichiocampus Htg., Fam. Blattw. u. Holzw., p. 176, 1837, 
SPECIES. 
gregarius Dyar. Can. Ent., xxvul, p. 191, ¢, 1895. 
viminalis Fallen. Svensk. Vet.-Akad. Handl., xx1x, p. 117, 1808. 
Aulacomerus lutescens Lintner. 4th Rept. N. Y. State Entom., pp. 94-96, 
1888. 
III. Genus PRIOPHORUS Dahlbom. 
Priophorus Dahl, Conspect. Tenth. Scand., p. 4, 1835. 
SPECIES. 
aqualis Norton. Trans. Am. Ent. Soc., 111, p. 78, ¢, 1872. 
simplicicornis Cresson. Trans. Am. Ent. Soc., 11, p. 367, ¢, 1869. 
solitarts Dyar. Can. Ent., xxvu, p. 192, 9, 1895. 
IV. Genus CAMPONISCUS Newman. 
Camponiscus Newm. Entomologist, 1v, p. 215, 1869. 
No American species. 
V. Genus ANOPLONYX Gen. Nov. 
No American species. 
VI. Genus EUURA Newman.! 
Euura Newm. Entom. Mag., Iv, p. 259, 1837. 
SPECIES. 
albiricta Cresson. Trans. Am. Ent. Soc., vi, p. 4, 9, 1880. 
mexicana Cameron. Trans. Ent. Soc. Lond., 1884, p. 482, 9°. 
nigra Provancher. Addit. Faun. Can. Hymen., p. 346, 9, 1888. 
orbitalis Norton. Proc. Ent. Soc. Phil., 1, p. 144, 9, ¢, 1862. 
salicicola Smith. N. A. Entom., 1, p. 41, 1879. 
salicis-nodus Walsh. Proc. Ent. Soc. Phil., vi, p. 253, g, 1866. 
salicis-ovum Walsh. Proc. Ent. Soc. Phil., v1, p. 252, 9, ¢, 1866. 
perturbans Walsh. Proc. Ent. Soc. Phil., v1, p. 254, 9, ¢, 1866. 
VII. Genus PONTANIA Costa. 
Pontania Costa. Fauna Napoh, Tenthred., 1859, p. 20. 
Body small, smooth, clypeus, emarginate at tip, tarsal claw bifid, stigma usually 
lighter at base, eighth dorsal segment of male with procidentia produced, narrow, 
obtusely pointed, more or less awl shaped, black. Female antennie subfiliform, 
sheath often pointed. Gall inhabiters. Species three to five millimeters long. 
17 have a considerable amount of material in this genus and hope soon to give it 
a thorough revising. Until this is done, unbred material can not often be satisfac- 
torily placed, 
