| PT | extinct flying reptile of the Jurassic and Cretaceous having a birdlike beak and membranous wings supported by the very long fourth digit of each forelimb |
|---|---|
| PT | extinct flying reptiles: pterosaurs |
| PT | genus of tropical Asian trees and shrubs |
| PT | Indian tree having fragrant nocturnal white flowers and yielding a reddish wood used for planking |
| PT | genus of terrestrial orchids of Australia and New Zealand and western Pacific |
| PT | a B vitamin that is essential for cell growth and reproduction |
| PT | a B vitamin that is essential for cell growth and reproduction |
| PT | a thickened triangular layer of conjunctiva extending from the nasal edge of the eye to the cornea |
| PT | muscle descending from the sphenoid bone to the lower jaw |
| PT | a plexus of veins draining the region of the pterygoid muscles and draining into the internal maxillary and anterior facial veins |
| PT | two bony processes descending from the body of the sphenoid bone |
| PT | pentails |