OF THE COLEOPTERA LONGICOR.N1A OK THE UNITED STATES. 31 



3. M. SP1NIBABBE, Fubr. 



Bears some resemblance to M . melanopus, but the mandibles arc less robust: prothorax 

 narrow anteriorly, and strongly dentate laterally; above with two facets separated exter- 

 nally by a row of deep punctures from an elevated longitudinal line, exterior to which is 

 a similar sliortcr one curving outwards towards the posterior angle. 



1 1 — 20'" long. Inhabits Brazil an J the United States. 



4. M. dasysto.mis, Say. Journ. Acad. Nat. Sci., iii. 32G. 



Prothorax obsolctely denticulate, sides subparallel, convex in the middle; densely punctured above, dorsal line 

 impuncturcd, a smooth, lozenge-shaped facet each side of it, exterior to which is a longitudinal raised line, inter- 

 rupted in the middle, another very short one outside of it, and a larger transverse one along the middle of the base. 



14 "' long; 4 wide. % Inhabits Carolina in June and July, under oak bark. — Hentz. 



ORTHOSOMA, Serv. Ann. Ent., i. 154. 

 5. O. cylindricoi, F., ii. 261. Oliv., pi. 1, fig. G. Harris, Injurious Insects of Mass., p. 80. 

 G. O. cilipes, Say. (Prionus.) Journ. Acad. N. Sc, iii. 328. [Mallodon?] 



DEROBRACIIUS, Serv. Ann. Ent., i. 154. 

 7. D. BREYicoLLis, Serv. lb. 155. I lab. Georgia. Cab. Le Contc, Hald. 



PRIONUS, Geoff. Serv. Ann. Ent., i., 191. R. A., pi. 60, f. 4. 



S. P. i.MiiiticoRNTs, Linn. Pal. Bcauv. Ins. pi. 36, f. 2. Car. Jun. Alab. 



9. P. hrevicorms, F. ii. 2G0. 



10. P. pocularitjs, Daltn. Schocn. Syn., iii. App. 148. 

 1 1. P. ubvigattjs, Harris. Trans. Nat. Hist. Soc, Hartford, i. 83. 



12. P. bhabginatus, Say. Journ. Acad. Nat. Sci., iii., 327. 



13. P. PALPABIS, Smj. Id. 



CERAMBYCID/E. 



PIRFURICENUS, Serv. Ann. Ent., ii. 508. 

 I I. P. humeralis, Fair. Syst Kl. ii. 271. Oliv., pi. G7, fig. 141. 



15. P. AXILLARIS. 



Black, base, to near the middle of the elytra, brownish-orange. — 9" long. Nab. Pennsylvania. 

 Lamia axillaris, h'norh. Mels. Cat. No. 757. 



In size and form thi- species resembles P. konhleri of Europe. Tbe scutel is black, 

 the posterior margin of the yellow of the elytra is irregular, and the band narrowest at 

 the suture. 



CALLICHROMA, I.alr. R. A., pi. 05, fig. 8. 

 1G. C. elegans, Fahr., ii. 269. Oliv., pi. 5, fig. 35. 



Probably C. splendida, Dej.C&t. Fabricius gives "Cajennae" as the habitat of his 

 species, but Dr. Le Contc has specimens from Georgia. 



