AUSTEAMAK MAI.ACOSTEACA. 125 



Carapace carinate, rostrum triangular, emarginate, antero- 

 lateral margin incised, postero-lateral acutely carinated. [_B.] 



Princess Charlotte Bay; Holborn Island, near Port Denison ; 

 Port Curtis (W. A. H.) 



238. Phlyxia quadrata. 



Phlyxia quadrata, A. Milne-Edwards, Journal des Mus. 

 GodefEroy, Band i., Heft iv., p. 86 ; Haswell, 1. c, p. 53. 



Carapace rhomboidal, elevated in the middle ; hepatic regions 

 much lower than the branchials ; front produced, emarginate ; 

 the posterior margin with two tubercles ; the body and limbs 

 with very minute granules, larger at the lateral margin. 



Bass' Straits (Museum Godeffroy). 



239. Phlyxia erosa. 



PJilyxia erosa, A. Milne- Edwards, 1. c, p. 86; Haswell, 1. c, 

 p. 54. 



Carapace elongated, contracted anteriorly, tuberculated pos- 

 teriorly, almost smooth in front, cardiac region elevated, lateral 

 margins unarmed ; front produced, with two acute lobes. 



Bass' Straits (Museum G-odeffroy). 



240. Phlyxia orbicularis. A.M. 

 Phlyxia orbicularis, Haswell, 1. c, p. 54, pi. vi., fig. 2. 

 Carapace orbicular, moderately carinated, beset throughout 



with minute granules ; median posterior tooth small and sharp, 

 the lateral teeth broad, short, and triangular. Lateral borders 

 armed with five minute teeth. Sternum granular. Anterior 

 limbs more than twice the length of the carapace, covered with 

 extremely minute granules ; arm cylindrical ; hand and fingers 

 of about equal length ; the latter stout, curved, and terminating 

 in fine points which cross one another when closed, their inner 

 margins finely denticulated. 



This may be the JSbalia quadridentata of Gray (Phlyxia 

 quadridentata of Stimpson), the description of which I have 

 not seen. 



241. Phlyxia Petleyi. Plate Hi., fig. 3. A.M. 

 Phlyxia Petleyi, Haswell, Proc. Linn. Soc. N.S.W., Vol. vi. 



