MALLOPHAGA 313 



the lateral margin, and one very long hair each side of the median line; body colour pale 

 fuscous, and uncoloured longitudinal line running parallel with the lateral margins on 

 segments i — 8 ; outside of the line on each segment a dark fuscous blotch, showing 

 darker triangular transverse blotches on segments i — 7 ; last segment uncoloured, with 

 pale transverse blotches fading inwardly. 



Specimens from Heteractites incaiiiis (Hilo, Hawaii Island). This species re- 

 sembles tiniidinn closely e.xcept in size and a few minor details. 



(2) Colpocephalum cpiphancs [sp. nov.]. 



Colpocephaliim tpiphancs %. Body, length 2 mm. : width '63 mm. : long and 

 slender, dark fuscous brown. 



Plate X. fig. 7. 



Head, length '36 mm. ; width '5 mm. ; front fiatly rounded ; si.x hairs on the front ; 

 sides of front slightly diverging with seven marginal hairs, the tour just in front of the 

 ocular emargination strong and stiff; ocular emargination deep and narrow, with a 

 prominent ocular fringe ; eye large with distinct emargination and black ocular fleck ; 

 antennae projecting slightly beyond the margin of the head ; temples widely projecting, 

 narrowing rapidly posteriorly ; three very long hairs, a few shorter hairs and several 

 [162] bristles on the rounding temporal margins; occipital margin broadly concave, 

 bare ; pale fuscous with dark brown clypeal blotches barely separated from the dark 

 ocular blotches ; temples narrowly bordered with dark brown deepening to black on the 

 broad occipital band, fading anteriorly to meet the ocular blotches, mandibles dark, 

 showing through the head. 



Prothora.x narrow, short, a spine and long hair in each obtuse lateral angle ; one 

 long hair on the lateral margin and a third long hair in the latero-posterior angles ; 

 po.sterior margin broadly conve.x ; colour dark tuscous with narrow lateral line of dark 

 brown. Latero-posterior angles with dark brown blotch ; two small dark triangular 

 dorsal blotches each side of the median line (sternal markings). Metathorax bell- 

 shaped, a few prickles on the lateral margins; posterior angle with four short spines and 

 two long stiff hairs ; colour dark tuscous deepening in the posterior angles ; a distinct 

 pale suture between the meso- and metathorax, with a slight lateral angular emargination 

 and an uncoloured median line across the mesothora.x. Sternal marking consisting of 

 distinct shield-shaped blotch of clear brown, the lateral angles being dark brown on the 

 prothorax ; a broad metathoracic blotch with dark intercoxal borders. Legs long, fore 

 femora greatly thickened, some stiff hairs ; concolorous with head, narrow dark marginal 

 markings. 



Abdomen elongate oval with a series of short prickles along the lateral margins of 

 the segments ; after segment 5 one or two hairs in the posterior angles of segments, 

 these angles not extending enough to break the regular elliptical margin of the abdomen; 



