June, 1908.] 



Dinichthys terrelli Newberry. 



369 



NAME OF PLATE. 



Suborbital. 



Antero-supero-gnatlial. 



LENGTH 



Skull 



Dorso-median 



Antero-dorso-lateral. 

 Postero-dorso-lateral 



Clavicular 



WIDTH 



37 cm. 



45 cm. 

 31.5 cm. 



24 cm 

 11 cm. 



30 cm. 

 20 cm. 



Postero-supero-gnathal . 



Mandible 



Anterior ventrals 



Posterior ventrals 



29 cm. 

 65 cm. 



33 cm. 



35 cm. 

 42 cm. 



28 cm. 



11.7 cm. 

 8.2 cm. 



44 cm 

 24 cm. 



26 cm. 



REMARKS. 



14 cm. 



39.7 cm. 



41 cm. 



42 cm. 



18 cm. 



17 cm. 



9.5 cin. 



10.2 cm. 

 8.8 cm. 



12 cm. 



12 cm. 



IS cm. 



18 cm. 



Width between anterior 

 extremities of orbits. 

 Greatest width. 



Length without shaft. 



About. 



Not including overlap. 

 About. 



Dorso-ventrally. 



Part from which lateral 

 appendage is suspend- 

 ed, measuring from the 

 place where the two 

 branches diverge. 



Part to which the man- 

 dible is attached. 



Greatest width where it 

 overlaps antero-dorso- 

 lateral. 



From anterior to poster- 

 ior end along lower 

 margin. 



From anterior end to op-" 

 posit e posterior end of 

 upper inargin, along 

 lower margin. 



Greatest length behind 

 orbit. 



Greatest width behind 

 orbit. 



Length of supporting 



shaft . 

 Width of cutting part, 



including prong. 



Measured on outside and 



including shaft. 

 Measured on inside and 



including shaft. 



At the anterior end. 



