258 PEECT SLADEN TIIUST EXPEDITION. 



3. Metapeiiceus sp. aff. li/sianassa(de Man), 1S8S. 



A single somewhat damaged specimen dredged in 25-80 fathoms in the Aniirante 

 group is closely related to this species, but differs in having the rostrum larger, reaching 

 nearly the end of the eyes. 



Genus HALIPORUS, Bate, 1881. 



4. Haliportis malhaensis, sp. n. (Plate 16. fig. 2.) 



Diagnosis. — A Haliporiis with the carapace stout, leathery, smooth ; the rostrum 

 straight, slightly outreaching the eyes, and bearing above six teeth, of which three 

 are on a crest which continues the rostrum on the back as far as the cervical groove ; 

 no bi-anchiostegal spine at the edge of tlie carapace, but a spine a short distance behind 

 the branchiostegal angle ; the second joint of the mandiliular palp as long as but 

 nari'ower than the first ; the carpopodite of the legs not broadened at the base ; the 

 fourth leg rather longer and the fifth a good deal longer than the third, neither of these 

 legs particularly slender ; the abdomen keeled ; and the telson pointed, grooved above, 

 bearing two spines at the sides one-third of its length from the end, and shorter than 

 the endopodite of the last limb. 



Length to end of rostrum 8 cm. 



One female was dredged in 11.5 fathoms off Saya de Malha. 



Genus SOLENOCERA, Lucas, 1850. 

 Subgenus Parasolenocfsa, W.-Mason, 1891. 



5. Solenocera [Parasolenocei^a) maldivensis, sp. n. (Plate 16. fig. 1.) 

 Diagnosis. — A Parasolenocera with the carapace smooth, its grooves slightly marked, 



bearing antennal and hepatic teeth only; the rostrum gently rising, slightly wavy, 

 bearing above nine teeth, of which four are on the body, and a trace of a tooth below 

 near the end ; the first pair of legs short, the last two pairs of moderate length and 

 slenderness ; only the last two abdominal segments keeled ; and the telson short and 

 pointed, without spines at the sides. 



Length to end of rostrum 2 75 cm. 



One female specimen was taken in Funadu Velu, Miladumadulu Atoll, Maldive 

 Islands. 



Subfamily Aristseinse. 



Genus BENTHESICYMUS, Bate, 1881. 



6. Benthesicymus invesiigatori, Ale. & And., 1899. 



The keel on the fifth abdominal segment ends in a small spine in the present 

 specimens, which were dredged in 300-500 fathoms off Saya de Malha. 



