PLATE VI. 



Fig. 37. — Schizoneura americana Riley. 



Fig. 38. — Schizoneura corni Fab. 



Fig. 39. — Lachnus longistigiyia Monell. 



Fig. 40 — Pem2oh^'gus jiojjulleaulis Fitch. Apteroua form. 



Fig. 41. — Schizoneura sp. 



