AUSTRALIAN MALACOSTEACA. 171 



Family PALINURIBM. 



Carapace sub-cylindrical, broadly rounded laterally. External 

 antenna? without a basal scale, the basal joints long, sub- 

 cylindrical. Anterior legs monodactyle. Sternum trigonous. 



G-enus Palinurus, Fabr. 



Carapace with a small rostrum. Antennary segment very 

 narrow above. External antenna; nearly in contact with one 

 another at their base, and concealing the bases of the internal 

 antennae, the flagella of which are very short. 



320. Palinurus Ed.ward.sii. 



Palinurus Edwardsii, Hutton, Trans. N.Z. Inst., p. 279 (1875) ; 

 Miers, Cat. Crust. N.Z., p. 75 (1876). 



Carapace beaked, armed with spines and large oval depressed 

 tubercles, separated by rows of short hairs. Beak small, com- 

 pressed, curved upwards, and with two very small spines at its 

 base. Spines on each side of the beak compressed and smooth. 

 Abdomen transversely sulcated and covered with flat tubercles, 

 each segment with a row of short hairs on its posterior margin. 

 A single tooth on the posterior margin of the lateral lobes of 

 the abdominal segments. Anterior legs with a strong spine on 

 the inferior margin of the second and third joints, none on the 

 penultimate joint. The superior margin of the distal extremity 

 of the fourth joint of the last four pairs of legs armed with two 

 spines, a smaller one in front of the larger. Colour dark 

 brownish purple ; marbled with yellow on the abdomen. Legs 

 and caudal appendages reddish orange, more or less marbled with 

 purple. The female has a spine on the inferior margin of the 

 distal extremity of the penultimate joint of the last pair of legs. 

 Length 9| in. [H.] 



Tasmania. Eound also at St. Paul, and in New Zealand. 



321. Palinurus ornatus. 



Palinurus ornatus, Eabr., Supp., p. 400 ; Latr., Encycl., 

 pi. 316 ; Lam., Hist, des An. s. Vert., t. v., p. 210 ; Desmarest, 

 Cons., p. 185. 



Antennulary segment armed above with four spiues in a square 

 with two other rudimentary spines between them. Carapace 



