408 Mr. C. O. Waterliouse on new Longicorn Coleoptera. 



54. Aciptilia hawaiiensis^ sp. n. (No. 138). 



Wings above sericeous wliity or sandy browu : primaries 

 paler than the secondaries, but with dark brown costal border ; 

 a black dot just above the commencement of the cleft between 

 the lobes ; anterior lobe fuliginous brown, crossed near its 

 base by an oblique white band, and towards the apex by two 

 obliquely-placed Avhite dots ; fringe at apex white ; posterior 

 lobe fuliginous brown externally; fringe spotted here and 

 there with white, that of the inner margin with a black dot 

 near the commencement of the cleft, and black spotted with 

 white towards the external angle : secondaries with greyish 

 cilia; a black spot at the second third of the abdominal 

 fringe : metathorax, base of abdomen, and hind margins of 

 the segments white ; legs banded above and below with 

 white. Wings below darker than above : body below white. 

 Expanse of wings 6 lines. 



Two specimens. " Common on the sea-shore at Uoluolu, 

 Maui" [T.B.). 



XL. — Descriptions of two new Longicorn Coleoptera and 

 a new Genus of Dynastida?. By Charles 0. Water- 

 house. 



Lamiidse. 



Megacriodes Forhesii^ n. sp. 



Niger, nitidus, pube subtilissima cinerea indutus ; thoracis disco 

 macula oculata crocea ornato ; elytris basi et sub humeros crebre 

 granulosis, plagis sex albis ornatis. 



Long. 22 lin. 



Near to M. Saundersti, Pascoe (Trans. Eut. Soc. 3rd ser. iii. 

 p. 272, 1866) ; but, judging from the figure (pi. xii. fig. 1), it 

 is a more robust species. It differs chiefly in having the base 

 of the elytra and all the humeral region thickly studded with 

 shining granules. The scutellum is yellow. Each elytron 

 has three patches of white pubescence (which were do ^^tless 

 yellow when the insect was alive) — the first and seconr ^d 



as in 3£. Saundersii, but very irregular in form ; t. 



very elongate, and as if formed of the two apical spois of 

 M. Saundersii. The underside is clothed with yellowish- 

 grey pile, with a broad stripe along the side from behind the 

 eye to the apical segment of the abdomen ; this stripe is part 



