DR WILLEY FROM THE SOUTH SEAS. 419 



what lono-er than the second ; the carapace and the stalk of the second antenna covered 

 with spines of various sizes with their points directed forwards, somewhat sparsely mingled 

 with hairs ; the antennal segment bearing two spines only and no spinules ; the third 

 maxilliped with an exopodite bearing a flagellum which reaches half way up the mero- 

 podite ; the legs hairy, the second pair the longest ; the abdominal furrows interrupted 

 in the middle line of the body." 



Length 25 mm. 



One t/ from Sandal Bay, Lifu, Loyalty Islands. 



45. Panulirus penicillatus (Oliv.) 1811. 

 For references see P. Z. S., 1898, p. 1015. 



One tf from Natikitiwan, Lifu, Loyalty Islands. 



Family. Scyllaeidae. 

 Genus. ScyUarus Fabr., 1793. 



46. ScyUarus sieboldi de Haan, 1850. 



Sc>/llarus sieboldi, de Haan, Faun. Japon. Crust., p. 152, PI. XXXVI. Fig. 2 (1850). 

 1 £/■, 1 $ from Lifu, Loyalty Islands. 



Genus. Paribacus Dana, 1852. 



47. Paribacus antarcticus (Rumph). 



For references see P. Z. S., 1898, p. 1015. 



5 (/, 2 $, from Natikitiwan, Lifu, Loyalty Islands. 



Tribe. THALASSINIDEA. 



Family. Callianassidae. 



Genus. CalUanassa Leach, 1814. 



48. CalUanassa novae-britanniae sp. n., Figs. 14a — 14cZ. 



Diagnosis: — "A CalUanassa with the rostrum short, triangular, not half the length 

 of the eyestalks; the latter compressed, not quite equal to the first joint of the antennular 

 stalk, with lateral cornea; carapace with a triangular projection between the eye and 

 the base of the second antenna, and the pterygostomial region projecting forwards below 

 the antenna, a well-marked median ridge and cervical furrow, and the hinder border 

 excavate; first antenna having the second joint of the stalk the longest and the whole 

 stalk shorter than that of the second antenna; last joint of third ma.xilliped broad and 

 with a long fringe of hairs, other joints ail fairly broad; first pair of legs unequal, 

 wrist as broad as hand, fingers shorter than palm, moveable fingers longer than 



