TURSIOPS — PRODELPHINUS. 137 



appearing in palate between the two superior 

 maxillae. Symphysis of mandible 2f inches long. 



Teeth moderate, acute, ~ ~. 

 34 34 



Purchased — Woodcock Collection. 



XIV. PRODELPHINUS. (PD.) 



Prodelphinus, Gervais, Osteogr. des Cetaces. 



Allied to Delphinus, from which it is distinguished by 

 the absence of deep lateral palatine grooves; also 

 allied to Tursiops, though with smaller and more 

 numerous teeth and generallj^ more numerous 

 vertebra? (True). Several species from North 

 Atlantic to Cape Horn and the Cape of Good 

 Hope. 



(1) PRODELPHINUS. Species undetermined. 



1. Skull, without mandible. Length 15 inches, breadth 6| 



inches; beak, length 9 inches, breadth at base 3| 

 inches ; nasals in plane of vertex ; premaxillse faintly 

 concave in front of nares, extending towards middle 

 of beak, then convex and smooth to about the tip. 

 Superior maxilla? do not unite in anterior two-thirds 

 of hard palate, and vomer appears in interval. The 



pterygoids are broken. Teeth small, acute, — — . 



Locality not specified. Dr R. Broom's Collection. 



2. Skull, witli mandible. Length 16 inches, breadth 6| 



inches; beak 9| inches long, breadth at base 3^ 

 inches. Nasals in same plane as vertex cranii. Pre- 

 maxill^ concave in front of nares, then convex in 

 beak and 1 inch broad in its middle; pterygoids 

 large, meeting mesially; symphysis of mandible 2^ 



DO OO 



niches long. Teeth small, acute, ~ ^. Said to have 

 been brought from Madagascar. Purchased. 



3. Skull, A\'ith mandible. Length 16 inches, breadth 6i inches; 



beak, length 10 inche's, breadth at base 3^^ inches. 

 Nasals in plane of vertex cranii ; premaxilla? slightly 

 concave in front of nares as far as its foramina, 

 convex in beak, becoming attenuated at tip; pterj^- 



