16 



l.AMELUCORNIA. 



[Aphoditit. 



A. EBBATICCS, L. 



A. 8UBTBBBANBU8, L. 



A. FOSSOK, L. 



A. JI.KMUKUUOIDALIS, L. 



No less than one hundred and nineteen species of the genus are found 

 in Europe, of which thirty-nine occur in Britain ; these may be divided as 

 follows : 



I. Scutellum large or very large. 



i. Elytra yellowish or brownish-yellow ; posterior 



tibia with apical setae unequal 



ii. Elytra black ; posterior tibiae with apical setie 

 equal. 



1. Upper surface depressed ; stria. 1 of elytra near 

 suture sulcate 



2. Upper surface convex ; stria? of elytra finer, 

 not sulcate 



iii. Elytra black, with npex more or less broadly 

 red ; posterior tibiae with apical seta? equal . . 



II. Si-ut I'll inn moderate or small. 



i. Posterior tibiae furnished with short apical seta; 



which are of equal length. 



1. Base of thorax distinctly bordered through- 

 out. 



A. Thorax very slightly sinuate before pos- 

 terior angles, more or less plainly im- 

 pressed in front in male ; mesosternum not 



curiuate. 



a. Thorax black, with anterior angles red; 



elytra bright red. 

 a*. Abdomen nearly always more or less 



red ; thorax longer in proportion . 

 b*. Abdomen black ; thorax shorter in 



proportion 



b. Thorax black unicolorous ; elytra of a 

 dirty-yellowish colour, with a more or less 

 distinct dark band at sides 



B. Thorax not sinuate before posterior angles, 



with sides nearly straight. 



a. Mesosternum finely carinate between 



intermediate coxae. 



a*. Upper surface entirely or almost en- 

 tirely black. 

 a"f. Thorax closely punctured. 



a. Elytra dull, shorter ..... 



bj. Elytra shining, longer .... 



bf. Thorax very diffusely punctured 



b*. Elytra yellowish or reddish-yellow, 



with suture darker 



b. Mesosternum not carinate between inter- 



mediate coxae 



a*. Seventh stria of elytra not produced 



. beyond the adjacent striae; clypeus 



straight or nearly straight, with 



anterior margin broadly red. 

 ;i+. Form more depressed ; apex of 



elytra dull, pubescent 



bf. Form more convex ; apex of elytra 



shining, glabrous 



b*. Seventh stria of elytra produced con- 

 siderably beyond the adjacent stris?; 



A. F(ETENS, F. 



A. FIMETABIU8, L. 



A. SCIBALABIUS, F. 



A. ATEB, De G. 



A. CON8TAN8, Dufl. 



A. GBANABICS, L, 



A. NITIDTJLU8, F. 



A. 80BDIDUB, F. 

 A. RUFESOEN8, F. 



