1054 FAMILY LII. — CEEAIJBYCID.E. 



Gboup a. 



Nine species of thi?^ group have been taken, while the range oi; 

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



KEY TO SPECIES OF GROUP A. 



a. Size very large, 2S-30 mm.; black with velvety yellow pubescence; ely- 

 tra red, apex black. 1948. emaeginata. 

 Ha. Size moderate or small, not over 35 mm. 



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

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

 striped or banded, 

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

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

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



PLEBEJA. 



dd. Elytra with black and red or yellow markings. 



c. Outer joints of antennae annulate at base with dull yellow. 

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

 black, elytra with yellow stripes; form more robust. 



1949. SI DHASIATA. 



tf. Blackish; legs and elytra yellowish, the latter with suture. 



discal stripe and side margins black ; fonn much more 



slender. 1950. lixeola. 



ce. Antennffi not annulate; black; sides of elytra, metathorax and 



alidomen red; elytra nut narrowed behind, much separated 



at tips. T.l.'il. CRUEr^TATA. 



cc. Thorax cdn^cx, with sides much rounded in fmnt of middle and a 

 transverse depression at b.ise: black with dense solden pulies- 

 cence forming four elytral bands. 1952. xitens. 



hh. Thorax without distinct transverse basal impressious : size small; 

 elytra subparallel at sides, not spotted or banded but uniformly 

 dark. 

 ff. Elytra margined and usually rounded at tips, 

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

 antenn:i> and legs either black err yellow. VX,n. chalyb.ea. 

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

 (. Elytra shining, rather coarsely punctured. 

 ;. Thorax without impressiens ; hind angles not prominent; 

 tips of elytrn subtruncate. 19&4. capitata. 



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

 prominent; tiiis ef elytra rounded. 10.15. americaxa. 



/'. Elytra more finely punctui-ed, pubeseence fine white ; thorax 

 either dull red or .vellow. exigua. 



mi. Elytra not or s.-ar.ely margined al tips; dull black, with fine white 

 pubescence: head, legs and first antennal joint semetimcs red- 

 dish or partly so. 105G. subargextata. 



