DEEP SEA FISHES ()3 



Stance, with hu^o lieads juid dwarfisli hodics, and arc often i)r()vidcd with 

 ilhuninatin*; uri:;ans hkc Httlc electric l)ull)s, which can be "shnnted oiV or 

 on" by the fisli, and i>nahl(^ the fishes either to see tiicir neij^hhors or to 

 attract their prey. A<::rou]) reprcsentin*^ a nnniher of these fislies as they 

 are snpposed to appear in the gloom of tlie profound depths, Ht up only by 

 their luminous organs, is shown in an enclosure next to the Paddlefish 

 Group mentioned above. 



The cases should be examined in the order numbered (beginning with 

 14); and one may pass in review the catfishes, carps, eels, trout, salmon, 

 pike, mullets, mackerel, basses, wrasses, drumfish, scnlpins, cods, flatfishes 

 and anglers. 



Before the visitor has completed his review of the gallery, he should 

 examine the three wall-cases which explain the characteristic structures 

 of fishes of different groups, and the way in which the groups are related 

 to one another. In one of these wall-cases various kinds of fishes have 

 been arranged in a genealogical tree, and the lines and labels give an idea 

 of their evolution. 



Among the conspicuous exhibits of the galler}' one notices a sun-fish 



^ ^ ^ ■, i^lola), which is the largest example of which we have any 



Ocean Sunfisn . . . 



exact record (it is 10 ft. 2 in. from tip to tip) ; also a 12 ft. 



9 in. thresher shark, and a gar pike, 7 ft. 4 in. long. 



In the window are groups showing the shovel-nosed sturgeon, and 

 Window the spawning habits of the bowfin and of the slender-nosed 



Groups garpike. 



An exhibit of fossil fishes is to be found on the fourth floor. 



[Return to the elevators.] 



