1 194 CLASS REPTILIA. 



from the Upper Cretaceous of France and Maastricht, originally de- 

 scribed as Garialis macrorhynchus, has also been provisionally in- 

 cluded in the same genus. This form is, however, referred by 



Fig. 1091. — Frontal aspect of the cranium of Tomistoma eggenburgense ', from the Miocene of 

 Austria. One-tenth natural size, pmx, Premaxilla ; mx, Maxilla; na, Nasal; la, Lachrymal ; 

 f%, Frontal ; or, Orbit. The vacuity behind the orbit is the infratemporal fossa. (After Toula 

 and Kail.) 



Dr Koken to Thoracosanrus, although it has no preorbital vacuity, 

 and the nasals reach the premaxillse. It appears to connect the 

 typical Thoracosaurus with the existing Tomistoma. Finally, the 



Fig. 1092. — Oblique left lateral and superior view of skull of Crocodilus palustris] India. 

 Much reduced. The two small vacuities to the right are the supratemporal fossae; those in 

 advance are the orbits, while the single vacuity to the left is the nares ; the bones in advance of 

 the latter are the premaxillse, and those behind the nasals. 



imperfectly known Thecachamftsa, from the Miocene of North 

 America, should probably be placed in the present group. 



The second, or Brevirostrine section, includes the^true Crocodiles 

 and Alligators, and is characterised by having the skull short, or 



