2b 



Part first. 



Tank No. 11 



Fishes. Coiling among old pottery both 

 the Roman Eel {Muraena, fig. 66), 

 with fine markings, and the Conger 

 {Conger, fig. 58), dark-coloured. 



Fig. 66. Murcna helciia 



(Roman Eel), 



1/4 nat. size. p. iio. 



Tank No. 12. 



Fishes. Several species of Skates [Raja, fig. 67) and Electric Rays 

 {Torpedo, fig. 64). Both of these are flat and nearly hidden 

 in the sand; the skate grey with pointed snout, the electric 

 ray brown, one species {ocelata) with five large spots and 

 semi-circular head. Also young Dog-fish {Scy Ilium, fig. 60). 

 On the sand are small Gobies (fig. 68) in constant movement, 



which serve as food for the skates and rays. 



Fig. 67. J\(7ja punctata (Skate), 1/3 nat. size. p. 106. 



