Zoology.-] NATURAL HISTORY OF VICTORIA. {Crustacea. 



Plate 150. — Fig. 1, portion of female, showing a straight-edged rostrum with an unusual 

 direction, nearly vertically upright and a little forward, natural size. Fig. 2, portion of a male 

 specimen, showing a straight-edged rostrum with a nearly horizontal upper edge, directed 

 forwards and very slightly upwards, natural size. Fig. 3, distal end of third joint of third leg, 

 showing the usual single spine, natural size. Fig. 3a, distal end of third joint of fourth leg of 

 same specimen as fig. 3, showing the comparatively rare, second, anterior, smaller spine, 

 supposed characteristic of P. Edwardsi, found on the fourth and fifth legs of this specimen, 

 but not on the second or third. Fig. 4, distal end of third joint of fourth leg of another 

 specimen, showing the more common, single spine of same leg. Fig. 5, last or fifth leg of 

 female, showing sub-chelate character, natural size. Fig. 4a, same hind or fifth leg of male, 

 showing its simple termination, natural size. Fig. 6, claw or anterior leg of old male, natural 

 size. Fig. 7, outer end of third segment with the posterior edge behind the spine, smooth and 

 destitute of spines or serratures, natural size. Fig. 8, outer ends of second and third abdominal 

 segments of another specimen, showing three and five serratures respectively on posterior edge 

 behind the spine. Fig. 9, female appendage of second abdominal segment, natural size. Fig. 9a, 

 ditto of third abdominal segment. 



Feedekick McCoy. 



Vol. II— Decade XV.-2/. [ 193 ] 



