COLEOPTERA 123 



Head and thorax distinctly and rather finely punctured, the punctures of unequal size ; 

 second joint of the antennae rather longer than the third. Elytra shining, each with 

 about 1 2 rows of punctures dorsally, more strongly attenuate towards the apex in the % 

 than in the ^, and in the former sex with the edges flattened for some distance from the 

 shoulders. Abdomen beneath coarsely punctured at the base, and widely depressed in 

 the ^, finely punctured and but little depressed in the ?. Apical ventral segment of the 

 t dull, finely and densely punctured, pubescent but not very densely so, the apex very 

 broad and subtruncate. In the % this segment is shining, clothed with inconspicuous, 

 and very short pubescence, subtriangular and narrowly rounded at the apex. 



Hab. Kauai Mountains (3000 ft.). 



(2) Rhyncogonus funereus, sp. nov. 



Niger, subnitidus, supra haud pubescens. Caput strigosum et punctatum. Pro- 

 thorax dense rugoso-punctatus. Elytra grosse punctata. Antennarum articulus secundus 

 tertio multo brevior. $. Long. 12 "5 mm. 



Black, with the surface shining, and coarse sculpture. Head strongly strigose, and 

 punctured. Second joint of the antennae much shorter than the third. Thorax strongly 

 and densely rugosely punctured, its sides hardly rounded, subparallel. Elytra shining, 

 subdepressed, without pubescence, coarsely punctured, the interstices narrow, irregular. 

 Posterior femora with a transverse spot of pale pubescence outwardly about the middle ; 

 tibiae, tarsi and apex of the rostrum with fine pubescence. 



Hab. Oahu, Waianae mountains. A single $, found dead and somewhat muti- 

 lated, beneath bark. 



(3) Rhyncogonus sqtiamiger, sp. nov. 



Niger, nitidus, antennis, tibiis, tarsisque rufescentibus. Caput cum prothorace 

 tenuiter pubescens. Elytra squamulis pallidis, plus minusve seriatim dispositis, vestita. 

 Antennarum articulus secundus tertio multo longior. $. Long. 14 mm. (Plate VH. 

 fig. 2.) 



Black and shining, the antennae and all the tibiae and tarsi of an obscure reddish 

 colour. Head with a thin clothing of short pale hairs which become scale-like, and form 

 a pale mark around the inner and posterior margins of the eyes, rugosely punctured. 

 Antennae with the first joint of the funiculus very long, considerably longer than the 

 second, the club unusually long and slender, its terminal evidently longer than its basal 

 joint. Thorax with sparse pubescence above, but forming a rather denser line along 

 each side, as wide as long, its sides rather strongly rounded, the surface shining and 



F. H. II. 17 



