]0r>4 FAMILY LIT. CERAMBYCID/E. 



GROUP A. 



Nine species of this gronp have been taken, while the range of 

 two others is such that they may be looked for in the State. 



KEY TO SPECIES OF GROUP A. 



(/. Size very large, 28-30 mm. ; black with velvety yellow pubescence ; ely- 

 tra red, apex black. 1948. EMABGINATA. 

 mi. Size moderate or small, not over 15 mm. 



&. Thorax with transverse basal impression present, often deep; elytra 

 usually narrowed behind, often very much so and frequently spotted, 

 striped or banded. 



c. Thorax with sides not much rounded in front of middle. 

 (/. Elytra black or dull brownish-yellow with black tips; abdomen 

 with the third, fourth and base of fifth segments red. 



PLEBEJA. 



(Id. Elytra with black and red or yellow markings. 



r. Outer joints of antenna 1 annulate at base- with dull yellow. 

 f. Female reddish-yellow varied with black beneath; male 

 black, elytra with yellow stripes; form more robust. 



1949. sri'.iiAM ATA. 



/'/. P.hickish ; legs and elytra yellowish, the latter with snlure. 



diseal stripe and side margins black; 1'oriu much more 



slender. 1 !>5H. LIN KOLA. 



c<'. Antenna- not annulate; black; sides of elytra, metathorax and 



abdomen red; elytra not narrowed behind, much separated 



at ti] IS. 1951. CRUENTATA. 



c<: Thorax convex, with sides much rounded in front of middle and a 

 transverse depression at base: black with dense golden pubes- 

 cence forming four elytral bands. 1952. NITENS. 

 I>I>. Thorax without distinct transverse basal impressions; size small; 

 elytra subparallel at sides, not spotted or banded but uniformly 

 dark. 

 g. Elytra margined and usually rounded at tips. 



li. Black; elytra blue, polished, coarsely and sparsely punctured; 

 antenna? and legs either black or yellow. 1953. CHALYB^EA. 

 ////. Black or piceous; head and thorax often reddish. 

 i. Elytra shining, rather coarsely punctured. 

 j. Thorax without impressions; hind angles not prominent; 

 tips of elytra subtruncate. 1954. CAPITATA. 



jj. Thorax impressed near the hind angles, which are very 

 prominent; tips of elytra rounded. 1955. AMERICANA. 



//. Elytra more finely punctured, pubescence fine white; thorax 

 either dull red or yellow. EXTGUA. 



!/!/. Elytra not or scarcely margined at tips; dull black, with fine white 

 pubescence ; head, legs and first antennal joint sometimes red- 

 dish or partly so. 1956. SUBARGENTATA. 



