Sept., I902.1 Kellogg & Chapman : Mallophaga of Hawaii. 167 



Prothorax wide, anteiior angles round with a short spine ; six long pustulated 

 hairs and a spine on the rounding lateral posterior margin ; a dorsal prickle at each end 

 of the distinct transverse chitin bar ; color fuscous. Metathorax with slightly diverg- 

 ing sides with three strong marginal spines, two long hairs and prickles in the pos- 

 terior angles ; a series of weak hairs and one spine along the posterior margin ; color 

 dull fuscous. Legs concolorous with the body, with darker marginal markings. 



Abdomen broadly ovate, with a long hair, a shorter hair and a prickle in the 

 posterior angle of the segments ; a series of weak hairs along the posterior margin ; 

 last segment narrow, with a series of hairs on the posterior margin which has a slight 

 median angulation ; color fuscous, slightly darker on the posterior margin of the seg- 

 ment, a pale band on the posterior margin of segment 6, segment 7 deeper fuscous 

 than other segments. 



One specimen from Vestiaria coccinea (Hilo, Hawaii Islands). 

 Menopon invadens, sp. nov. (Plate XV, Fig. 5.) 



Female : Body, length 1. 75 mm.; width .66 mm.; pale, clear, yellowish-brown, 

 slightly darker thorax, indistinct lateral bands on the abdomen. 



Head, length .35 mm.; width .53 mm.; front flatly convex, with two short stift 

 hairs at the median line ; one long and one shorter marginal hairs on the angle in 

 front of the antennas ; two long and two shorter hairs on the distinct swelling in 

 front of the ocular emargination ; eye large, distinctly emarginate with a large black 

 ocular fleck ; a long stiff hair on the dorsal surface near the margin ; ocular fringe 

 distinct, composed of a few stiff curving hairs ; temples rounding narrowly but without 

 angles ; three very long pustulated hairs, two shorter hairs and a few short prickles 

 on the margin ; two long pustulated hairs on the occipital margin ; ground color 

 clear yellowish-brown with darker brown blotches at base of the antennae ; dark brown 

 mandibles shining through the head ; a narrow dark brown ocular band, widening 

 anteriorly, and a narrow occipital band of dark brown. 



Prothorax short ; anterior angles with two spines and one long hair ; posterior 

 margin broadly rounding with two long hairs near the lateral margin and two long 

 hairs each side of the median line ; whole segment darker brown than the head, 

 with a distinct transverse chitin bar. Metathorax and mesothorax long, being sep- 

 arated bj' a distinct suture, mesothorax distinctly darker brown than the metathorax, 

 lateral margins diverging with few short spines and one long hair in its posterior 

 angles ; posterior margin straight with four long marginal hairs ; dark intercoxal 

 chitin bar showing through. Legs large, weakly colored, translucent dorsal mar- 

 ginal bands on femora and tibiae ; anterior coxae with bluntly triangular black 

 blotches ; many short spines and a few long hairs. 



Abdomen elongate, elliptical ; a series of short stiff" spines and one to two long 

 weak hairs in the lateral angles and a series of long hairs on the posterior margins of 

 each segment ; segments 7 and 8 with two long hairs in the posterior angles ; last seg- 

 ment with two long hairs each side of the posterior margin, ground color pale, clear 

 yellowish-brown ; indistinct lateral band growing darker from segment 2 to segment 

 7 ; narrow, pale brown transverse bands ; many scattered hairs on the ventral surface 

 and groups of strong spines, besides the series of stiff spines near the lateral angles. 



Specimens from Acridotheres tristis (Lahaina, Maui Island and 

 Kahului, Maui, Island), and TiirtiiJ' chinensis (Kahului, Maui Island). 



