READING PUBLIC MUSEUM AND ART GALLERY

XII Introduction
31. Elytra strongly gibbose at base, with a prOCe1>S near apex; body form robust
TruchysomWl
Elytm at most indistinctly gibboe at base, no processes Dear apex; body form
slender (Genotype: lschioccn.tra armillata Thomson) .... . . Cordites, n. g.
32. Eye with lower lobe diet.inet1y longer than gella ......................... 33
Eye with lower lobe subcqual to or shorler than gena ................... 35
33. IHesosternum with a distinct tubercle anteriorly . . .... . . . . Stcrnyclla (p. 176)
:Mesoslernum simple, without tubercle anteriorly ......................... 34
34. Pronotum distinctly tuberculate on disk; body form rather robust, tapering;
antennae with third and fourth segments robust ..... . Olypthaya (p. 125)
Pronotum without tubercles on disk, nearly smooth; body form very slender,
cylindrical; (Intennac slender ... . . .. . . . ... . . . .. . ... . . . . . .. . . . Cncostola
35. Pronotum with disk distinctly tumid either side of middle or tuberculate; body
form robust ..................... . ................ Beta (p. 137)
Pronotum with disk smooth, not tuberculate nor tumid; body form elongate,
slender .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cacostola
36. Elyra granulate or grallulate-punctate, at least on gibbosities .. . ...... 37
Elytra simply punctate ..... .......................... . ........ 52
37. Eye with lower lobe distinctly longer than geM .......................... 38
Eye with lower lobe suhequal or shorter than geM ...................... .46
38. EJytra distinctly seriately granulate-punctate on b.'1se ... . .... . Hylus (p. 104)
Elytra not seriately granulate-punctate ................................. 39
39. Antennae with a distinct cicatrix at apex of scape . . . ... . . . . . Cicatrodea, n. g.
Antennae without· cicatrix........ . .......................... 40
40. Antennae with third segment straight or arcuate ........................ .41
Antennae with third segment bisilluate .. . . . . .. . .. ............ . .. .. . . . . .42
41. Pronotum cylindrical, l;ides nearly straight . . . . . . . .......... ..... fschiocel1tra
Pronotum strongly swollen laterally before and behind middle ... Lochmaeocles
42. Pronotulll distinctly conical, elytra with strongly elevated, granulated b:lsai
gibbosities ............. ................... ....... flypsioma (p. 18)
Pronotum not ooni