JQ [September, 



Species. 

 Callicoeixa. 



A. Second joint of hind tarsus margined only with black. 



1. Clavus with longitudinal lines Soldi 



2. Clavus with transverse lines. 



o(. Spot on hind metatarsus quadrate prcBusta 



p. Spot on hind metatarsus subtrapezoidal. Middle and 



hind thighs dusky socia 



y. Spot on hind metatarsus triangular. 



* Spot longly triangtdar (beginning near middle of 



inner side) WoUastoni 



** Spot shortly triangular. 



a. A brown-black species sodalis 



b. A yelk-yellow species cognata,T). &S. 



B. Second joint of hind tarsus black at base concinna 



Macrocorixa. 



A. Pronotum with 16 or more, somewhat irregular, transverse lines . Oeoffroyi 



B. Pronotum with 12 — 14 more regular transverse lines. 



1. Posterior margin of pronotum very narrowly yellow. Pal?c of 



$ rounded from above at end Panzeri 



2. Posterior margin of pronotum very narrowly brown. Pala? of 



(J truncate at end affinis 



CORIXA. 



A. Anterior keel of pronotum obsolete or short. 



1. Corium not rastrate, or obsoletely so at base. 



oj-. Shining black above, with yellow lines. 



* Pronotum with longitudinal middle line barely per- 



ceptible Iiiffubrls 



** Pronotum with longitudinal middle line distinctly 



raised in front Stali 



p. Sliining yellowish-grey, with black lines hierogli/phiea 



2. Corium more or less rastrate. 



cf. Yellowish-grey or ochreous, with black markings. 



* Clavus throughout with straight, narrow, parallel \ines..nigrolineata 

 ** Clavus with oblique irregular lines, except at base . . .perplexa 



J3. Brown or black, with pale markings. 



a. Corium with parallel, undulating, generally entire lines. 



* Pronotum with 8 lines Sahlbergi 



** Pronotum with 6 lines Linncei 



b. Corium with subparallel interrupted lines. 



% Clavus with subparallel more or less interrupted lines. 



t Pronotum with 5 lines Scot LI 



tt Pronotum with 6 — 9 lines. 



II Larger species (3? — 3^ lines long). 



