Capside. 239 
with a narrow raised collar; scutellum convex; elytra 
parallel-sided or with the sides slightly rounded; g and ? 
generally very similar; tibiae with a row of fine spine-like 
hairs, although very short in some species; basal joint of 
the posterior tarsi slightly longer than the second. We 
have twelve species of the sixty-seven recorded by Puton, 
ie. including Pyenopterna and Megacelum, which he gives 
as distinct genera. 
(22) 1. Antenne inserted near the apex of the 
eyes. 
(19) 2. Rostrum reaching beyond the inter- 
mediate coxe. 
14) 3. Species not green. 
(13) 4. Species not brick red. 
(6) 5. Apical joint of antennw much shorter 
than the first . : STRIATELLUS. 
(5) 6. Apical joint of antennas longer than 
the first. 
(8) 7. Corium entirely dark, unicolorous . FULVOMACULATUS. 
(7) 8. Corium not entirely dark. 
(12) 9. Scutellum pale, or with pale markings. 
(11) 10. Elytra black with yellow markings . sSEXGUTTATUS. 
(10) 11. Elytra greenish with red stripes . . ROSEOMACULATUS. 
(9) 12. Seutellum entirely dark F . SETICORNIS. 
(4) 13. Species brick red . 
(8) 14. Species green. 
(16) 15. Third and fourth joints of the antennz 
as thick as the second : 
(15) 16. Third and fourth joints of the antenna 
thinner than the second. 
(18) 17. Larger, apical joint of the antenne 
longer than the third : ALPESTRIS. 
(17) 18. Smaller, apical joint of the antenne 
shorter than the third 
« TICINENSIS. 
CHENOPODII. 
BIPUNCTATUS, 
(2) 19. Rostrum not reaching beyond. the 
intermediate coxe. (Subg. Pycno- 
pterna.) 
(21) 20. Basal joint of antennz longer than the 
head . STRIATUS. 
(20) 21. Basal joint of antennze shorter than the 
head . MARGINELLUS, 
(1) 22. Antenne inserted near the "middle of 
the eyes. (Subg, Megaceelum.) . INFUSUS. 
C. striatellus, fb. (var. fornicatus, D. § S.).—Pale 
yellow, shining, a central stripe on the head, the antenne 
towards the apex, four spots on the disc of the pronotum, 
