314 



Recukds of the S.A. Museum 



Fig, 51. Phylloptcryw fnliiith 



from each of the two last pairs is usually missing : each of the appendage-hearing 

 spines terminates in two sharp spikes. P)ody ridges with series of small, thorn- 

 like spines, those on the dorsal ridge strongest alongside the fin and almost 

 obsolete on the dorsal arch : upjier caudal ridge commences on the last two body 

 rings and attains the dorsal profile at the termination of the dorsal fin: the spines 

 on this ridge are strongest anteriorly. Body much compressed in adults, being 



