252 The late Mr. F. Bates's Revision 



Table of the genera of Pelidnotinie. 



A. ( J ) Inner spur to hind tibiae very 



slender, elongate and hooked at the 

 apex : abdomen concave down the 



middle Odoiitognathus, Lap. 



A. A. ((^) Inner spur to hind tibia never 

 very slender, elongate or hooked at 

 the apex : abdomen not concave down 

 the middle. 



B. Elytra without a feathery fringe at 



outer border. 

 C. Outer claws all entire. 



D. Prosternal process developed. 

 E. ( (J ) Hind legs not much elon- 

 gated or conspicuously differ- 

 ing from th(Me of 5 • 

 F. Mandibles deeply excised out- 

 wardly, appearing as if bi- 

 dentate. 

 G. (c^) Hind tibiae simple, 

 gradually widening from 



the base Pelidnota, MacLeay. 



G.G. ((^ ) Hind tibise having the 

 inner basal edge arcuately 



emarginate Mecopdidnota, n. gen. 



F.F. Mandibles entire, or only 

 feebly sinuated at outer 



edge Phisiotis, Burm. 



E.E. ((J) Hind legs strongly de- 

 veloped and differing from 

 those of 5 • 

 a. Mandibles entire at outer edge. 

 a. {(^) Hind tibia not pro- 

 longed : hind tarsus much 

 shorter than tibia and its 

 outer claw simple and slender Chrysina, Kirby. 

 j8. ( (J ) Hind tibia prolonged and 

 acuminate at apex: hind tarsus 

 much longer than tibia and 

 its outer claw broadly toothed 



at inner margin Ghrymphora, Serv. 



a.a. Mandibles notched at outer 

 edge. 



