l'lale I. 



(Fur letters see List p. 364 [i)8].) 



Figs. 1^4; Aiilostoma coloralum. 



Fig. 1: Skull from left side. *: knob for attachment of ossified tendon. 



— 2: Skull from above. 



— 3 : Skull from below. 



— 4: Skeleton of head from left side. 



Figs. 5 — (i: Fisliilaria iubacarut. 



Fig. 5 : Skeleton of head from left side. 



— 6: Skull from above, k: rugosit}' for attachment of ligament to first vertebra (cfr. p. 28!) [23]) 



Figs. 7-8: Fistiilaria petimba. 



Fig. 7: Skull from below. 1: lamelliform process from parasphenoid. 



— 8: Front view of posterior wall of orbit, i^'rontals and parasphenoid cut through transversely. 



Figs. 9-10: Aiilostoma coloralum. 



Fig. 9. Anterior four coalesced vertebræ and foremost free vertebræ, from below, b: articular process; 

 t: transverse process; "' attachment for ligament to posttemporal; n: openings for passage 

 of nerves and blood-vessels. 

 — 10: the same, from left side, n' : openings for nerves and vessels; a: anterior part of neural arch 

 (cfr. p. 272 [6]). 



Fig. 1 1 : Fisliilaria pelinibn. 



Fig. 11: Anterior four coalesced vertebræ and foremost free vertebræ from below. *" : furrow for aorta 

 crossing over to left side. ': .-ittachment for ligament connected with posttemporal. 



