108 CUECULIONID.?;. 



lateral, wide and shallow behind ; mandibles projecting well 

 beyond the genje, with conspicuous scars. Antennce short and 

 stout, the scape curved and gradually thickened, of variable 

 length ; the funicle with the first joint the longest, the remainder 

 short, for the most part transverse ; the club narrowl}^ ovate, 

 sharply acuminate. Frothorax truncate in front, rounded at the 

 sides ami base, m ith well dvjveloped vibrissse, the anterior coxae 

 nearer the front margin of the prosternum. Scutellum small but 

 distinct, varying in shape. ElyLra oblong, not very convex, con- 

 siderably broader than the prothorax at the shoulders which are 

 rounded, jointly sinuate at the base, the apices dehiscent. Legs 

 moderately long : tlie anterior tibioB arcuate internally and not 

 denticulate, the hind pair with the corbels open and ascending 

 the dorsal margin ; the tarsi entirely or almost entirely setoss 

 beneath, the third joint not broader than the second, the claws 

 free. Venter with the intercoxal jn'ocess very broad and rounded, 

 segment 2 longer than 3 and 4 and separated from 1 by a sinuate 

 incision, 3 and 4 angulate externally. 



liange. North Africa, Southern Europe, Asia Minor, India, 

 Siberia, and China. 



Key to the Species, 



Scape reaching' the bind margin of the eye ; pro- 

 thorax with the base scarcely broader than the 

 apex : third joint of liiiid tarsi not broader than 

 second; elytra vaguely mottled with brown .. art/t;rosfo7nus,Gjl. 



Scape reaching only the middle of the eye; pro- 

 thorax much narroAver at apex than at base ; 

 third joint of hind tarsus broader thfin second; 

 each elytron with a large transverse black patch, himacithitus, sp. n. 



75. Phacephorus argyrostomus, %?. 



Tanymecm an/i/rostotmis, Gyllenhal, Schiinh. (jJen. Cure, vi, pt. 1, 



p. 231 (1840). 

 Phacephorus russicus, Faust, Deut. Ent. Zeit. 1885, p. 181. 



Colour piceous, with very dense overlapping opaque grey scaling, 

 which almost entirely hides the integument, and with dense re- 

 cumbent stout brownish and grey sette ; the rostrum with a patch 

 of small contiguous shiny \\hitish scales at the apex, tlie elytra 

 with irregular and faint brownish patches on the disk, the 

 scutellum whitish. 



Head with close shallow punctures (hidden), a tuft of erect setae 

 above each eye. Rostrum subqiiadrate, not longer than the head, 

 plane above, with a very fine central carina. Antennce piceous, 

 with dense grey scaling and recumbent setae ; the scape reaching 

 the hind margin of the eye ; the funicle with joint 2 much shorter 

 than 1 and about as long as broad, 3-7 subequal and transvex'se. 

 Prothorax as long as broad, the sides moderately rounded, broadest 

 bei'ore the middle, a shallow constriction near the apex, the basal 



