
HALE—AUSTRALIAN CUMACEA 121 
reaching to same level (fig. 42, D) ; dactylus almost as long as propodus, with a 
slender subapical spine and a minute spine on outer margin; fourth and fifth 
peracopods similar, but basis as usual successively shorter. 
Pedunele of uropoda about one-sixth as long again as telsonie somite and 
subequal in length to exopod, which is barely longer than endopod (35.34) and 

Fig. 42, Cyclaspis mawsonae, paratype male; A, first antenna; B, C and D, first, second and 
third peraeopods; H, telsonic somite and uropod (A and D, * 64; B and B, * 40; © and 
Dl, ¥ 114). 
has the apex subacute and simple; inner margins of exopod and peduncle with 
a dense fringe of long setae; endopod with acute apex but no terminal spine, 
the inner margin with two rows of plumose setae on proximal half and about 
eight spines on distal half; terminal fifth of both rami unarmed. 
Colour white, with a few large and rather scattered brown spots. 
Length 10 mm, 
Loc. South Australia: St. Vincent Gulf, off Brighton jetty (Patricia Maw- 
son and L. M. Angel, submarine light, Oct. 13, 1941, 9.30 to 9.45 p.m.). Type 
male in South Australian Museum, Reg. No. ©. 2356. 
Over three hundred specimens were taken from a swarm of males, and a 
series of thirty or so was preserved. As shown in the figures, plumose setae are 
well-developed on the basis of the fossorial legs and on the uropods. 
