50 THE VOYAGE OF H.M.S. CHALLENGEE. 



bably occurs all the year round. The larva resembles the adult, with the exception of the 

 <lifferences to be noted in the description of the metamorphoses. 



7. Hohhates germfinns, u. sp. (PL I. fig. (i). 



Long oval (?) or shortly ovate ( $ ), widest behind the middle. Dark ashy grey paler 

 on the sides ( ? ), or silvery ashy grey ( ? ). Head A\-ith an obsciare transverse rufous 

 yellow mark on each side at the hind margin. Antennae and legs fuscous black above, 

 dark fuscous brown below, clothed sparsely with grey pubescence. Base of antcunaj nar- 

 rowly rufous ochreous. Front legs with coxae, trochanters more especially on inner side, and 

 base of femora lielow ; middle legs with a spot on the acetabula below (broader and more 

 distinct in the female) trochanters, and ])ase of femora below ; hind legs with trochanters 

 and base of femora, more or less indistinctly fuscous oclu-eous brown. Abdomen with 

 hind margins of ventral segments fuscous ochreous. Genital segments : first below on 

 disk and posteriorly, second above, and apex of third above, fuscous brown ; second below, 

 especially at apex of horns, and most of third below, fuscous rufous brown. Antennaj : 

 third joint shorter and fourth joint longer than the second. Front tarsus : first joint rather 

 more than half the length of second. ^Middle tarsus : first joint al)out five times as long 

 as second. 



i . Length 3-5, breadth 2, middle femur 4, hind femur (?) mm. 



? . Length .3, breadth 2-25, middle femur 4, hind femiu- -3 mm. 



Habitat. — North Pacific Ocean and Celebes Sea (Challenger) ; China Sea (Giglioli). 



J . Long oval, widest behind the middle. Dark ashy grey, paler on the sides. 

 Antennae and legs fuscous black above, dark fuscous brown below, more or less sparsely 

 clothed with grey pubescence. Rostrum with the apical three-fourths shining black. 

 Eyes dark lirowu. Antenna at the extreme base rufous ochreous. Head with an ill- 

 defined transverse rufous yellow mark on each side near the hind margin. Front legs 

 with the coxfe, trochanters (more especially on the inner side) and base of femora ; middle 

 leos with a blotch on under side of acetabula, trochanters, and femora at base below ; 

 hind legs with trochanters and base of femora, more or less indistinctly fuscous ochreous 

 l>rown. Abdomen with the hind margins of the vt-ntral segments fuscous ochreous. 

 Genital segments with the second above and apex of the third above, as well as the 

 disk and hinder part of the first below, fuscous brown ; the second below, especially at 

 the tips of the horns, and the third below, especially towards the ])ase, fuscous rufous 

 brown. 



Head with hind margin slightly elevated on each side of the middle, the elevation 

 neither reaching the middle nor the eyes. Antemm (PI. I. fig. 6, a.) more than lialf 



