320 . FAUNA HAWAIIENSIS 



(4) Menopon invadens [sp. nov,]. 



%. Body, length r75 mm. ; width ■66 mm. ; pale, clear, yellowish-brown, .slightly 

 darker thorax, indistinct lateral bands on the abdomen. 



Plate X. fig. 14. 



Head, length '35 mm. ; width "53 mm. ; front flatly convex, with two short stiff 

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

 of the antennae ; 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 tew 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 colour 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 separated by 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 coloured, translucent dorsal marginal bands on femora and tibiae ; anterior co.xae 

 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 segment 

 with two long hairs each side of the posterior margin, ground colour 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 Titrt2t)-chiiiCHsis{¥^2i\\\A\x\, Maui Island). 



[168] List of Hosts, with Parasites. 



A NO US STOLID US. 



Nirmus gloriosus emarginatus Kellogg & Chapman. 

 Colpoccpkaiuvi cpipliancs Kellogg & Chapman. 

 Colpocephahtni discrepans Kellogg & Chapman. 



