494 My. C. O. Watcrliousc on Insects from 



179. Phtisica marina, Slabber. 



= Proto pedata, Leach, 5, = 7'/'o<o Goodseri, Bate, J. 

 Tiondhjera and Rodberg, 10-40 fathoms. 



180. jEginella spinosa, Boeck. 

 Rodberg, 40-70 fatlioms. 



181. Cai)rella linearis, Linne. 

 Trondhjem, 20-40 fathoms. 



[To be contiuued.] 



LVIII. — Insects collected hy Messrs. J. J. Quelch and F. 

 Mc Connell on the Summit of Mount Roraima. Bj CharleS 

 O. Waterhouse. 



So far as I am aware, no Insects have been recorded 

 from Mount Roraima ; any species, therefore, from this 

 locality would be of interest. But, as it turns out, the 

 few obtained with considerable difficulty by Messrs. J. J. 

 Quelch and F. McConnell during their visit to the summit of 

 this mountain in November of last year are of double interest, 

 as all the species are new to science. 



COLEOPTERA. 

 Hydradephaga. 

 Rhantus elegans, sp. n. 



Obloiigo-ovalis, sat angustus, leviter couvexus, nitidus, niger ; capite 

 linea transversa, altera mediana longitudinali, epistomo, ore, 

 antennaruraque basi flavis ; thorace lateribus flavis, linea mediana 

 impressa ; elytris flavis, confertim nigro-vermiculatis et guttatis, 

 disco fere toto nigro, sutura marginibusque angusto flavis ; pro- 

 sterni processu margineque anteriori flavis ; trochanteribus rufo- 

 flavis. 



Long. 4^, lat. 2^ lin. 



Hab. Venezuela, Mount Roraima, 8500 feet. 



At first glance this species is not unlike Agahus arcticus in 

 general form and appearance, but is a little larger and a little 

 less narrowed anteriorly. 



The ant(?nnEe are black, with the two basal joints and the 

 following ones on their underside reddish yellow. The thorax 



