SCOLYTIDAE 517 



HyLASTES Erichsoii 

 {T amicus Latreille) 



18273 H. salebrosus Eich. Ithaca, Je, Dt (Sw). Pine. 



18274 H. scaber Sw. "NY" (Sw). 



18276 H. porculus Er. Ithaca (Sw). Pine. 



SUBFAMILY MICRACINAE 



MiCRACIS LeConte 



18288 M. suturalis Lee. Buffalo (Z&R) ; West Pt. (Robn). 

 18290- M. rudis Lee. "NY" (Sw). 



18291 M. opacicollis Lee. Ithaca (Sw) ; LI: Westbury (US). Oak and Castanea. 



18292 M. asperulus Lee. "NY" (Sw) ; Windsor, Je (Not). 



M. populi Sw. Ithaca (Sw), type. Poplar. 



Thysanoes LeConte 

 18294 T. fimbricornis Lee. Rochester (M&W) ; West Pt. (Robn). 



PSEUDOTHYSANOES Blackman 



P. drakei Blkm. Syracuse, type locality (Blkm). Basswood. 



PtEROCYCLON Eichhoff 

 (Monar thrum Kirsch) 



18298 P. fasciatum Say. Buffalo (Z&R); Ithaca, Jl, Dt (Szv) ; SI: Port Rich- 



mond (L&D). Maple, beech, etc. (Sw). 



18299 P. mali Fitch. Apple Wood Stainer. Axton, Floodwood (Felt) ; Cran- 



berry L., Syracuse, Elka Pk., common (Blkm) ; Olcott, Dt (Sw) ; 

 Buffalo (Z&R) ; Ithaca, Dt (Sw) ; SI: Clove Val., May (L&D). Oak, 

 birch, and various hardwoods ; apple. 



CORTHYLUS Erichson 

 18301 C. punctatissimus Zimm. "Northeastern NY" (Sz). Rhododendron. 



Xyloterinus Swaine 



18304 X. politus Say. Axton, Floodwood (Felt) ; Cranberry L., Syracuse, Elka 



Pk., common (Blkm) ; Buffalo (Z&R) ; Westfield, May (Not) ; 

 Ithaca (Sw) ; Windsor, Je (Not); West Pt. (Robn). Various hard- 

 woods and hemlock (Blkm). 



TRYPODENDRON Stephens 



18305 T. scabricollis Lee. "NY" (Lg Cat., Sw). Pine (Sw). 



18306 T. retusum Lee. Cranberry L., Syracuse, Elka Pk., Jl-Aug, uncommon to 



fairly common (Blkm) ; Ithaca (Sw). Poplars. 



