1865.] 405 



half broader than long, channelled ; elytra more than one-third longer 

 than the thorax ; abdomen somewhat shining, densely and distinctly 

 punctured. 



Length | line ; breadth i line. 



Hah. — Insula Edgecombe, [Russian America.] — Mannerheim. 



27. Homalota planaris, Miiklin. 



Homalota planaris, Makl. Mann. Bull. Mosc. xxv, I, p. 309. 



Subdepressed, black, shining, finely punctured, thinly pubescent; 

 legs fuscous, joints of the tarsi paler ; antennae thickened, as long as 

 the head and thorax, penultimate joint strongly transverse ; front, oc- 

 casionally excavated ; thorax transverse, nearly twice broader than 

 long, obsoletely impressed longitudinally ; elytra nearly one-half longer 

 than the thorax ; abdomen nearly smooth. 



Length i line ; breadth | line. 



Hob. — Sitka. — Mannerheim. 



28. Homalota breviuscula, Miiklin. 



Homalota breviuscula, Makl. Mann. Bull. Mosc. xxv, I, 309. 



Black, shining, densely punctured, thinly pubescent ; legs and an- 

 tennae testaceous, apex and anus fusco-testaceous ; thorax and elytra of 

 equal length, somewhat piceous; abdomen at base densely punctured, 

 towards the apex sparsely and finely punctured. 



Length i line ; breadth rather more than \ line. 



Hub. — Sitka. — Mannerheim. 



29. Homalota comparabili3, Miiklin. 



Homalota comparabilis, Makl. Mann. Bull. Mosc. 1853, ii, p. 181. 



Elongate, subdepressed, black, joints of the tarsi testaceous ; antennae 

 filiform, as long as the head and thorax ; thorax narrowed towards the 

 the base ; elytra finely coriaceous, very closely and obsoletely punc- 

 tured ; obsoletely channelled longitudinally, one-third longer than the 

 thorax ; abdomen densely and distinctly punctured. 



Length nearly 2 lines; breadth rather more than \ line. 



Uab. — Insula Kadjak [Russian America.] 



Size of II. maritima Mann., and similar, but is larger, less depressed, 

 thorax longer and otherwise different. Varies by the legs being en- 

 tirely fusco-testaceous. — Mannerheim. 



30. Homalota littoralis, Miiklin. 



Homalota litoralis, Makl. Mann. Bull. Mosc. 1853, ii, p. 182. 

 Depressed, black, opaque, clothed with a dense, somewhat rigid, 

 greyish pubescence ; elytra yellow, the sides broadly and the base nar- 

 rowly, nigro-fuscous; legs piceous, tarsi testaceous; antennae thickened, 

 shorter than the head and thorax ; thorax slightly transverse, broadly 



