DEROCRAXJA. 



2sa 



Y). Collum of the pronotum longer : 

 elytra very finely punctured 

 behind; the most elongate and 



graceful species of the genus . . agues, W. Horn, p. 280. 

 2. Punctuation of the elytra deep 

 and dense behind. 

 A. The two longitudinal frontal 

 sulci (or plica?) not reaching 

 the level of the punctifonn 

 impression near the border of 



each orbit fusiformis, W. Horn, p. 286. 



]>. The two longitudinal frontal 

 sulci (or plica?) continued be- 

 yond the lateral impressions. 

 a. Pronotal collum long and thin ; 

 tibiae, antenna?, and palpi, 



black gibbiceps, Ohaud., p. 287. 



h. Pronotal collum short and 

 stout; tibiae, joints 3-0 of 

 antenna?, and the last two 



joints of the palpi testaceous. Jlavicorhis, W. Horn, p. 287» 



ii. Forehead shallowly and widely ex- 



cavate ; pronotum without a distinct 

 collum ; elytra strongly punctured. 

 A. Punctuation very coarse and not 

 so close ; elytra more parallel 



and less gibbose behind concinna, Chaud., p. 287. 



F). Punctuation strong and close, but 

 less coarse ; elytra more widened 



and more gibbose behind schaumi, W. Horn, p. 289. 



iii. Forehead evidently excavate, but 



without transverse impression be- 

 hind ; pronotum without a distinct 

 collum ; elytra with transversely 



rugose sculpture nematodes, Schaum, p. U89. 



iv. Forehead deeply excavate, with a 



more or less arcuate impression be- 

 hind the frontal sulci ; pronotum 

 with a distinct collum. 



A. Middle of the elytra strongly 



and separately punctured ; size 



smaller scitiscabra, Walk., p. 291. 



B. Middle of the elytra coarsely and 



transversely, conrluently and ru- 



gosely sculptured ; size larger . . lialyi, W '. Horn, p. 292. 



01. Berocrania honorei, Fleut. 



Derocrania honorei, Fleutiaux, Ann. Soc. Ent. France, 1893,. 

 p. 502. 



Black or a?neous black, rather shining ; head large, slightly 

 excavate, with a longitudinal farrow on each side between the 

 eyes ; pronotum Jagenoid, broader and gibbose behind, and 

 with a distinct narrow collum in front (in the female the 



