Chilton. — New Zealand Sand-hoppers. 



297 



angle "of the propod forms a slightly projecting blunt tooth. Gnathopod 2 

 in male varying much in appearance at different stages of development ; 

 in old males propod much swollen, widening distally, palm transverse or 

 slightly oblique, spinose, not denned but forming at the junction with the 



Fig. 6. — Talorchestia tumida, male. 



hind margin a broadly rounded projecting lobe, near the base of the finger 

 on the inner side is a stout tooth-like projection ; in younger males this 

 process is nearer the middle of the palm and divides it into two deep ex- 

 cavations ; finger stout, with a rounded projection on concave side, end 



Fig. 7. — First antenna of male. 

 Fig. 8. — Second antenna of male. 



curved and fitting closely on to the curved end of palm. Gnathopod 2 

 in female normal. Peraeopod 4 with merus and carpus modified, merus 

 expanding distally, carpus abruptly widening from a narrow base and then 

 narrowing but with apex much wider than the propod, whole limb very 

 spinose. Fifth peraeopod rather stout but otherwise normal. 

 Length of largest specimens about 15 mm. 



