NO. 7 NEW TOOTHED CETACEAN FROM SOUTH CAROLINA J 



MEASUREMENTS OF THE SKULL 



mm. 



Total length as preserved 371 



Length of rostrum as preserved (from maxillary notch) 249 



Greatest breadth of skull across supraorbital processes 183.3 



Least breadth of cranium at intertemporal constriction (est.) 45 



Greatest vertical height of skull (between f rentals on vertex and crest of 



vomer) 105.7 



Greatest vertical height of skull at base of rostrum (at level of maxillary 



notches) 86 



Breadth of rostrum at maxillary notches 107 



Breadth of rostrum at extremity 49 



Total length of left maxilla as preserved 336.5 



Greatest breadth of left maxilla (frontal plate) 59 



Greatest breadth of left premaxilla at distal end 18.3 



Greatest breadth of left premaxilla at proximal end 50 



Least distance between inner margins of maxillae across nasals 44 



Greatest breadth of exposed portion of paired frontals between the pre- 



maxillae on the vertex of the skull 38 



Greatest length of exposed portion of right frontal on vertex of skull. ... 44 



Greatest antero-posterior length of left lachrymal 66.7 



Greatest depth of lachrymal anteriorly 35 



Greatest length of right nasal 34-7 



Greatest length of left nasal 36-2 



Greatest breadth of left nasal i5-4 



Greatest breadth of presphenoid posterior to nares 35 



Total length of vomer 30i 



Greatest length of left palatine QO-S 



Greatest breadth of left palatine 53-7 



MEASUREMENTS OF THE MOLARS 



Greatest length of crown. 



Greatest breadth of crown. — 



Greatest height of crown 

 (as preserved). 



Sixth 

 upper 

 molar 

 Left 



19. 



8.5 

 11 + 



