102 ON SOME NEW AMPHIPODS FROM AUSTRALIA AND TASMANIA, 



Kdb. Tasmania (Australian Museum, collected by Mr. K. 

 Broadbent). 



Atylus microdeuteropus, s^. nov.^ Plate VI., fig. 3 

 Eyes oval, large, but separated by a broad space above. 

 Superior antennae ratber longer tban the cepbalon and first three 

 segments of tbe pereion, tbe flagellum nearly twice as long as 

 the peduncle, its articuli armed distally with short hairs above 

 and below — every third or fourth having its distal and inferior 

 angle dilated and crowned with auditory cilia. Inferior antennse 

 about haK the length of the animal, the flageUum more than 

 twice as long as the peduncle. Anterior gnathopoda with the 

 propodos ovate, the palm oblique, with three short spines near its 

 proximal end ; a strong appressed spine on the propodos over the 

 insertion of the dactylos ; dactylos toothed internally. Posterior 

 gnathopoda rather smaller than the anterior pair, propodos ovate. 

 armed with three stout spines near the distal extremity of the 

 palm ; palm oblique ; dactylos toothed internally. Pami of the 

 last pair of pleopoda armed laterally with a few short setae in the 

 axil of each of which is situated a delicate hair. Length nearly 

 1/4 inch. 

 Kab. Clark Island, Port Jackson ; Botany Bay. 



Atylus megalophthalmus, sp. 7iov., Plate VI., fig. 4. 



Eyes very large. Superior antennae as long as the cephalon 

 and pereion ; flagellum twice as long as the peduncle, every 

 second articulus very slightly dilated at its inferior and distal 

 angle. Inferior antennae longer than the superior pair, the 

 flagellum about three times as long as the peduncle. Gnathopoda 

 subequal — the posterior pair slightly smaller than the anterior ; 

 propodos ovate, armed with a few plumose setae, palm oblique, 

 undefined. Last pair of pleopods with the rami armed along 

 their edges with numerous serrations, each with a short seta in 

 the axil of Tvhich is inserted a delicate hair. Length about 1/4 in. 



