

->^ 



^*t 



366 



ZOOLOGY. 



[Sect, XL 



" If with young, or eggs, take the whole out in the 

 same wav, without opening the oviducts. 



'' The peculiaritiep of the foetus in these animals should 



b 



e a 



ttended to. 



^^ If noi of the ray or shark kindj take out 6uch parts 

 from the abdomen as are uncommon or singular. 



" If tish of the roe kind (u e. osseous and cyclostomous 

 fishes), then cut transversely through the fiah near the 



lower nart of th 



a 



^me 



Thi 



c 



avcs part of the roe, with the connection between it and 



oncemed 



" The tail may be cut off some Inches below tiie anus. 



" The stomach a--^ intestines may be saved, if any- 

 thinfy oarticular is observed in them. They should be 

 examined for the presence of entozoa, which, if adherent 

 to tlie coats of the intestine, should be preserved with the 

 part to which they are attached. 



ff 



** Eyes oi- fishes are proper objects of preservation 



'' S^^parate and preserve the heads of such fishes as 



have anvthing singular about the teetli or gillSj and are 



too large to be preserved entire 



>? 



£ 



Preserve the jaws and teeth, toetether with the back- 



C5 



bone, or some of the vertebra, of every shark or large ray 

 which is not otherwise preserved^ behig careful to keep 

 the teetli and vertebrse of each individual attached toge- 

 ther. Such specimens would be of great service in the 

 determination of fossil teeth and vert^bree. A section of 



part of the vertebral column 



the iaws and teeth with 



should be preserved in spirits or the solution No= II 



Amongst the more interesting fishes of the Southern 



Ocean is the Fort Jackson shark {Cestracion PhilUppiy 



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