INSECTA. 479 



Necydalis L. Head exsert or nutant, not inflected vertically. 

 Palps filiform, truncated at the apex. Elytra less than wings; 

 vvings expanded in almost their whole length, replicate at the apex 

 ilone. Abdomen elongate, narrow. 



Stenopterus ILLIG. (Species of Necydalis FABK.). Elytra subu- 

 late, of length of abdomen. 



Molorchus FABK. Elytra oval, short, not produced beyond the 

 base of abdomen. 



Sp. Necydalis major L., Molorchus abbreviate FABK., GEONOV. Zoopkylac. 

 Tab. xv. fig. 5, DUMEEIL Cons. gen. s. I. Ins. PL 18, fig. 3, PANZER 

 Deutschl. Ins. Heft 41, Tab. 20, &c. Comp. HEBEICH-SCH^FFEE Deutschl. 

 Ins. Heft 120. 



Note. Stcnopterus molorcholdes, a species from Chili, described by 

 GUEEIN, Mayas, de Zool. 1838, Ins. PI. 233, fig. 2, appears to form the 

 transition between the two genera. 



Cerambyx L. (exclusive of many species). Head exsert, nutant. 

 Palps truncated at the apex, with last joint ob-triangular. Elytra 

 >vering wings and abdomen. 



Callidium FABE., OLIV. (Clytus, Callidium FABE. and Cartallum 

 MEGEELE, DEJ.) 



Sp. Cerambyx lajulus L., PANZER Deutschl. Ins. Heft 70, Tab. i ; 10'" long; 

 the round, flat thorax felty, with two tubercles, broader than head ; the body 

 black-brown. 



Cerambyx FABE. (in part). 



(Here belong many sub-genera of more modern authors, Gnoma 

 DEJEAN, Stenocorus DALM., DEJ., Hammaticherus MEGEELE, Calli- 

 chroma LATE. (Aromia SEEV. in part), Phc&nicocerus LATE,, Ctenodes 

 OLIV., KLUG, Lophonocerus LATE., Trachyderes DALM/, Dorcocerus 

 DEJ., Megaderus DEJ., Lissonotus DALM., &c.) 



Sp. Cerambyx moschatus L., VOET Coleopt. 11. Tab. vi. fig. 14, EATZEBUEG 

 Forst-Ins. i. Tab. xvi. fig. i, &c. 



Phalanx III. Prionina (Prionidce LEACH). Eyes emarginate. 

 itennss of different length, inserted before the eyes. Labrum 

 ill, occupying the middle part of the anterior margin of head 



1 Comp. on this genus DUPONT, Monographic des Tracyderides, GUEEIN, Magas. 

 Zool. 1836, Ins. PI. 141 146, and 1838, Ins. PL 186 200. 



