MR. HALDEMAN'S DESCRIPTIONS OF COLEOPTERA. 99 



PHAIONA Hald. 



Allied to Melandrya : Body pubescent, rather slender, narrowing towards both ends : maxillary palpi 

 slender, articulations obconic, apical one subsecuriform ; eyes with short hairs arising from between the 

 facets : prothorax simple, gradually narrowed, and truncate anteriorly ; base faintly emarginate upon each 

 side: scutel small and rounded; elytra simple, gradually tapering to the apex: feet slender; tibise 

 bi-spinose : ungues simple. 



P. STEROPES murinustTfej. Cat., 237. Melandrya umbrina Mels. Proceed. 

 Acad. iii. 55. Dirccea murina F. is Newman's Macratria. 



HALLOMENUS lUiger. 



H. LURiDUs Hald. Brownish yellow, paler beneath, somewhat glossy and clothed 

 with short fulvous hair : head convex, punctured, dark brown, antennae and palpi 

 paler ; labrum shining dark brown, contrasting with the pale yellow of the margin 

 of the clypeus ; eyes black : pronotum transverse, minutely scabrous ; anterior angles 

 rounded, posterior ones obtuse, base nearly rectilinear, a little advanced toward the 

 scutel, and having a small fovea upon each side ; disk coloured like the head, but 

 becoming paler towards the lateral margins : scutel dark brown, triangular : elytra 

 brownish yellow, brighter at the base, changing into brown along the suture, lateral 

 margin, and apex: wings fuliginous: feet flavous. 2 1. long. Georgia' This is 

 H. luridvs\.Dej. and possibly identical with the next species, the description 

 of which, however, is inapplicable in several important particulars. 



H. scAPULARis Mels. Proceed. Acad. iii. 57. 



H. NIGER Hald. Shining black, sparsely clothed with fine prostrate hair : mouth 

 and antennse (?) brown : prothorax impunctate, and with the elytra, finely pubescent, 

 the latter minutely and obsoletely scabrous. If 1. long. Upper Mississippi. 



H. QUADRipusTDLosus Mels. Proceed. Acad. iii. 57. 



CALASIA Hald. 



Facies of Orchesia : Head free, antenna first articulation obconic, base contracted ; 2 — 3 



articulations short and slender, conjointly a little shorter than the first and fifth, both of which are 

 exceeded by the fourth ; all these articulations are slightly obconic : maxillary and labial palpi with the 

 terminal articulation strongly securiform : prothorax short, obtusely rounded before, and as wide as the 

 elytra behind : tarsi with two short spines. Etym. Sanscrit, whence the latin celer. 



C. SERICEA Mels. (Orchesia.) Proceed. Acad. iii. 57. 



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