435 



ROUND DIODON. 



Diodon Orbicularis. D. corpore rotunda, aculeis brevibus. 



Block. 1. 127, 

 Diodon with round body and short spines. 

 Diodon Atinga. Var. /3. y. Lin. Syst. Nat. 



Length nine or ten inches : slmpe almost per- 

 fectly spherical : spines strong, short, with broad 

 bases forming the appearance of a kind of reticular 

 pattern on the skin : colour rufous-brown above, 

 paler beneath : native of the tropical seas : con- 

 sidered as a poisonous fish. 



plumier's diodon. 



Diodon Plumieri. D. elongatus subcceruleus, albo-maculatuSj 

 collo coarctato. 



Elongated blueish Diodon, with white spots, and contracted 

 neck. 



Diodon Plumier. Cepede. 



Very nearly allied to the Oblong Diodon, but 

 considered by Cepede, who describes it on the 

 authority of a drawing by Father Plumier, as a 

 distinct species : body longer than in the former 

 fish : behind the head a considerable stricture, 

 resembling a kind of short neck: colour blueish, 

 with numerous, small, round, white spots: native 

 of the American seas in the warmer latitudes. 



