In amphibians & stem reptiles, the dermal skull roof is unbroken except for openings for eyes ... In most lizards, bar closing the lower fossa has been lost in lizards, leaving a single opening and an ...

Moose is ‘true synapsid’ skull. Temporal fossa separated from anterior orbit by post-orbital ... With loss of bones, switch to bones articulating hinge between upper and lower jaw. Amphibian, reptile: ...

Mary Anning's brother Joseph found the skull in 1810 and Mary found parts of the neck a year later. Our collection contains many marine reptile specimens from the Lower Lias of the Dorset coast, ...