Natural History of South Africa. 443 



Fam. Anodontidse. GENUS ANODON. mihi. 

 Maxilla et mandibula edentulcB ; hiatus mediocris ; corpus nonnihil su- 

 pra carinatum, longuvi, et gracile ; cauda teres. 



Anodon typus, mihi. 



Suprd cinereus seriebus Iribus macularum nigrarum ; subtus argenteus ; 

 squamcB carinatce. 

 Colour above cinereous, passing to bluish gray or reddish gray, with 

 three rows of irregular shaped black spots, and carinated scales ; below 

 a shining silvery hue ; length from two to three feet ; thickness about that 

 of a man's little finger. Found in the vicinity of Cape Town, and also 

 on the west coast, as far as the Orange River, Lives principally upon 

 eggs, which it swallows entire. 



PISCES. 



Fam. Squalidae. GENUS RHINCODON. mihi. 



Dentes graciles breves leniter curvati, ordinibus longitudinalibus ita dis- 

 positi ut linecB in anteriore maxillcB, nee non et mandibula parte 

 jacentis, speciem habeant ; caput latum, depressum, quadrangulare, 

 OS ad apicem capitis cui latitudine ferh par est ; latera liris longi- 

 tudinalibus et carina perquam distincta in utroque caudae latere ; 

 spiraculum a tergo utriusque oculi ; pinna analis alteri pinna dor- 

 salipmne opposita. 



Rhincodon typus, mihi. 



Suprd viridi-griseus maculis et lineis albis numerosis ; subtus rubro- 

 albus ad rubrum transiens ; dorso ante anteriorem suam pinnam 

 carinato, post rotundato, deinde piano. 



Colour of back and sides greenish gray, with numerous white spots, 

 varying in size from that of a sixpence to a halfpenny ; also several white 

 lines on the sides of the head, body and about the branchiae ; below red- 

 dish white, passing into vermillion red, anterior part of back carinated, 

 posterior rounded or flat. Length of the specimen from which the descrip- 



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