11 terms

Week 12_Lepidosaura and Archosauria

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Terms in this set (...)

Pangea
A single world continent format at the end of the permian
Notarium
Fusion of first 3-5 thoracic vertebrae in birds, aiding formation of a firm trunk
Dermal Pressure Receptors
Specialized pressure receptors- feel one water drop (Gators)
Ornithischia
The ankliosaurs, iguanidon, stegosaurus ect plant eating (bird hipped not birds)
Sauropodomorpha
Long necked, large, herbivores apatosaurs brachiosaurs
Theropoda
preditory dinos (lizard hipped)
Neornithes
Modern birds
palaeognathae
tinamous, emus and ostriches
Galloanserae
Fowl/ducks
Neoaves
most modern birds
Loreal pit organ
detects infrared regulation