154 MISCELLANEOUS FOREST INSECTS. 



Subdivision D. 



Legs long Section a4. 



Legs short Section a5. 



Legs lacking Section a6. 



Section a4. 



Body very slender Elaphidion. 



Body robust Subsection b2. 



Subsection b2. 



Anterior part of protergum viiih scarcely any hairs Callidium antennatum. 



Anterior part of protergum sparsely clothed -wdth long hairs Series c2. 



Series c2. 



Scutum, scutellum, and postscutellum of both mesotergum and metatergum plainly 



differentiated Romaleum. 



Scutum, scutellum, and postscutellum of mesotergum and metatergum not differen- 

 tiated Subseries dl . 



Suhscrics dl . 



Head with an ocellus near base of each antenna Physocnemum. 



Head without ocelli. 



Sides of thoracic and abdominal segments bearing long, dense, yellowish hairs. 



Callidium seremn. 

 Sides of thoracic and abdominal segments not bearing long, dense, yellowish hairs, 



Hylotrupes (ligneus and amethystinus) . 



Section a5. 



Head with 3 ocelli at each side Cyllene {rohinix, crinicornis and antennatus). 



Head with not more than one ocellus at each side Neoclytus. 



Section a6. 



Xylotrechus, Notorhina, and Cyllene caryx, impossible of separation by the author. 



Family Lepturid^. 



Abdominal segments bearing fleshy tubercles Division I. 



Abdominal segments without fleshy tubercles Division II. 



DIVISION I. 



Mandibles very finely sulcate on middle third. Long hairs on eighth and ninth 



abdominal segments arising from small tubercles Desmocerus. 



Mandibles not finely sulcate on middle third Subdivision A. 



Subdivision A. 



Tubercles on first seven segments not closely placed, but separated from each other 



and spherical Bellamira. 



Tubercles closely grouped Leptura (with the exception of L. nitens). 



DIVISION II. 



Head very much flattened. Mandibles tridentate Rhagium. 



Head not extremely flattened. Mandibles bidentate Subdivision B. 



