50 



Part first. 





Fig. 146. Sqiiilla mantis (Mantis prawn), 1/2 n^t. size. p. 86. 



Tank No. 24 



illustrating concealment and mimicry of surroundings. 

 Hidden in or on the sand, 



Fishes. Weever ( Trachiniis, fig. 147), long shaped body, head 

 like a frog; Star-gazer (Uranoscopus, fig. 148) with big oval 

 head and wide mouth. Both of these bury themselves all 

 but their eyes. Rockling {Motella, fig. 149). Turbot {Rhom- 

 bus, fig. 150) and Soles {Solea, fig. 151) the exact colour of 

 the sand. *Young skate {Raja, fig. 67), and *young Angler 

 Fish {Lophius, fig. 57). 



Cephalopods. Musk-octopus {Eledone, p. 90) like the Octopus 

 (fig. 72 and 73) but much smaller; white with black spots. 



Bivalves. Cockle {Cardium, fig. 152); Pedunculus, much larger, 

 shell without spines. 



Fig. 147. Trachimis draco (Weever), '/2 nat. size. p. 107. 



Fig. I48. Uranoscopus scaber (Star-gazer), "2 nat. size. p. 107. 



