340 Mr. A. M. Lea's Notes on 



less than one-half) longer 

 than fourth. 

 q. Prothorax immaculate . . . Id. catoxantha, Snd. 

 q.q. Prothorax with three longi- 

 tudinal vittse Cr. 'parentheticus, Suff. 



J.J. Scutellum more or less tri- 

 angular.* 

 K. Third and fifth joints of an- 

 tennae equal or subequal, 

 and both distinctly longer 

 than fourth. f 

 I. Antennae thin and almost equal 



in width throughout. 

 m. Fifth joint much longer than 



fourth Mi. viridipennis, Snd. 



m.m. Fifth joint not much longer 



than fourth Ci: conjinis, n. sp. 



l.l. Antennte much stouter than 



usual Or. antennalis, Chp. 



l.l.l. Antennte with the sixth to 

 ninth joints comparatively 

 wide, 

 m. Apex of scutelhim rather nar- 

 row, but distinctly truncate. Cr. variipennis, n. sp. 

 m.m. Apex of scutellum obtusely 

 rounded. 

 n. Lateral margins of prothorax 



very narrow Gr. castus, Suff. 



n.n. Margins comparatively wide. 



0. Elytra more or less green (or 



blue) Cr. iridipennis, Chp. 



0.0. Elytra not at all green . . . Cr.2)urpureotmctus,n.ST^. 

 K.K. Third, fourth and fifth joints 

 of antennye subequal. f 



1. Abdomen dark in both sexes . Lo. (jenialis, Chp, 



* Somewhat doubtfully Or. conjugatvs, Chp., is included here as 

 the apex is about half the width of the base, but the scutellum is 

 very short, with the sides very rapidly diminishing to the apex. 



f In Gr. cunfinis, n. sp., tliL- third and fifth are equal in length 

 and longer than the fourth, although not by much, so that the species 

 miglit fairly have been placed in the group having the third, fourth 

 and fifth joints subequal. 



X The fifth, however, is slightly longer than the fourth, although 

 not very distinctly so. 



