446 OX THE AUSTRALIAN BRACHYURA OXYRHYXCHA, 



35. Micippa superciliosa, .<?/;. nov. Plate xxvi., fig. 2. 



Carapace granular, hepatic regions depressed. Rostrum nearly 

 vertically deflexed, terminating in four teeth, the inner pair 

 triangular, sub-acute, separated by a wide interval, the outer 

 rather longer, directed forwards and outwards, acute, curved 

 backwards at the tips. A short triangular, prrcocular tooth ; 

 upper orbital border produced, almost tubular ; orbital fissures 

 shallow, the first narrow, the second open. Lateral borders 

 armed with six slender spines which increase in length posteriorly. 

 Anterior limbs (in the male) as long as the body ; wrist and hand 

 covered with minute granules arranged for the most part in 

 irregular transverse rows ; hand somewhat dilated ; fingers smooth 

 meeting only near their apex, leaving an oval interspace between 

 them at the base. Length seven lines ; breadth (exclusive of the 

 spines) half an inch. 



Hal. Darnley Island, Torres Straits (" Ohevert " Exped.). 



In the form of the orbits this species shews a transition towards 

 Criocarcinus. 



36. Micippa curtispma, sp. nov. Plate xxv., fig. 1. 



Carapace granular ; gastric and anterior portion of cardiac 

 regions much elevated towards the middle line ; posterior portion 

 of the cardiac region with a low mammiform elevation bounded 

 behind by a narrow semicircular groove ; hepatic regions much 

 depressed ; an obscure pointed tubercle about the middle of the 

 lateral margin ; posterolateral and posterior margins with five 

 small teeth on each side. Rostrum quite perpendicularly deflexed, 

 the apex slightly inflexed, terminating in four rounded lobes, the 

 two internal narrower and projecting further forward than the 

 two external, separated from one another by a triangular interval, 

 and from the outer pair by a shallow open sinus. Orbital fissures 

 linear. Anterior limbs very small, the arm carinated above, the 

 carina armed distally with two acute teeth ; wrist and hand smooth 



