TANIMKCUS. 73 



50 (49) Prothorax without subdeiuided 



stripes ; elytra with ahuost 



uniform thin giey scaling on 



the disk ; J organ with the 



lateral mai'gins carinate about 



the middle, the dor.<al outline 



deeply sinuate. 

 61 (52) Hind tibite of J strongly denti- 

 culate ; anal segment of 2 



without an apical fovea 2))-opinq>ius, Fst., p. 92, 



52 (51) Hind tibiae of S not denticulate ; 



anal segment of 5 with an elon- 

 gate apical fovea innocuus, Fst., p. 93. 



53 (18) Scape, when in the position of 



rest, not reaching the hind 

 margin of eye ; form nnrrow 

 and elongate ; second joiut of 

 hind tarsi longer than third ; 

 anal segment of $ not com- 

 pressed. 



54 (55) Middle tibite of 5 with a long 



curved apical spur, as long as 

 the second joint of the tarsus ; 

 cJ organ not carinate dorsally, 

 but with a longitudinal furrow, versicolor, sp. u., p. 93. 



55 (54) Middle tibife of $ with the apical 



spur short and bent sharply in- 

 wards at a right angle to the 

 tibiae; S organ not sulcate, 

 but with a sharp dorsal carina. 



56 (57) Elytra with a pale greenish or 



whitish lateral stripe ; scales 

 short and broad, the setae abso- 

 lutely recumbent loncjulus, Fhs., p. 94. 



57 (50) Elytra without a paler lateral 



stripe ; scales much longer and 

 narrower, the setae longer and 

 obliquely raised fece, Est., p. 95. 



58 (3) First joint of funicle longer than 



second. 



59 (60) Apex of elytra in S produced 



into a well-marked process 

 bearing a tuft of hairs : § with 

 the anal segment as long as its 

 basal width and strongly com- 

 pressed at apex so as to form a 

 sharp carina xanthurus, Cliev., p. 84. 



60 (59) Elytra of d without a tufted 



apical process, the apices of 

 elytra forming short diverging 

 points in both sexes; anal seg- 

 ment of 2 broader than long 

 and not compressed at apex. 



61 (62) The mandibular scars extremel}' 



prominent, forming two diver- 

 gent processes ; rostrum with- 

 out a carina ; joiut 2 of hind 



