1044 FAMILY MI. — CERAMBYCID.E. 



end, the outer ones velvety black; vertex prominent, deeply sili- 

 cate ; front horizontal ; prosterniim very narrow between the front 

 coxse, which are large and conical, the cavities open l)ehind; legs 

 slender, tarsi broad, the first joint of hind ones scarcely equal to 

 the two following united. 



XXXVIII. Dksmogerits Serv. 1885. (CIr., "band + horn.") 



One of the four species occurs in the eastern United States, the 

 other three on the Pacific slope. 



1931 (G221). Desmoceius palliatus Forst., Nov. Spec. Insect.. 1771, 40. 

 EloiiiriUe, i-obust. Dark Ithie; basal third of elytra orause-yellow. Tlm- 



rax bell-sliaped, wideuinj,' jj;radually from apex to base, hind anarles acuto, 

 disk with transverse wi'iukles. Elytra parallel, tips obliquely rounded; sur- 

 face densely and rather coarsely punctured, each with three fine raised lines. 

 Length 17-23 mm. 



Posey County; scarce. July 6. Occurs on the flowers and foli- 

 age of elder, So.nihnci(s canadensis L., in the stems of which the 

 larviie bore. 



Tribe III. NECYDALINI. 



Readily known by the shoi't elytra, which are scarcely longer 

 than the thorax, separated near apex and rounded at tip. The eyes 

 are finely granulated, large, oblique and deeply emarginate; an- 

 tenna filiform, second joint small, thii-d and following equal in our 

 specias; scutellum elongate, triangular; front coxa^ conical, prom- 

 inent, the cavities closed behind; legs slender, hind pair much 

 longer, first joint of hind tarsi much longer than all the others to- 

 gether. One of the two genera is represented in the State. 



XXXIX. Necydalis Linn. 1758. (Gr., ''chrysalis of the silk 



worm.") 



In this genus the third nnd fourth antennal joints are together 

 longer than the fifth and the last joint of palpi is bell-shaped. 



1932 (6225). Necydalis mellitus Say. Bost. Journ. Nat. Hist., I, 1835, 



194; ibid. II. 664. 

 Elongate, slender. r>laek : abdonu'ii. front and middle lei^s and basal 

 joint of antennre dull yellow : elytra reddish-brown, often with paler spot 

 at tip, sometimes dull reddish-yellow witii darker apex; hind legs dusky. 

 Head suleate between the antennae coarsely and densely punctate. Thorax 

 subeylindrical, constricted in front of middle and with a blunt tubercle each 



