BIO 113 — Dinosaurs
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Lab 9
Prehistoric Animal Teeth & Diets

Dinosaur & Prehistoric Reptile Teeth

Use your knowledge of modern animal diets to determine the diets and feeding styles of marine reptiles and dinosaurs


Mosasaur (Marine Reptile) Teeth
Teeth are oriented with the tip up and root down
Halisaurus arambourgi tooth:
mosasaur tooth
Platecarpus ptychodon tooth with root:
Platecarpus tooth
Prognathodon sp. tooth:
Prognathodon tooth
Globidens aegypticus tooth:
Globidens tooth

Other Prehistoric Reptile Teeth
Teeth are oriented with the tip down and root up
Elosuchus cherifiensis Crocodile tooth:
croc tooth 1
Crocodilian (Amphicotylus sp.?) tooth:
croc tooth 2
Zarafasaura oceanis (plesiosaur marine reptile) tooth:
Zarafasaura tooth
Phytosaur (Machaeroprosopus sp.?) tooth:
Platecarpus tooth
Coloborhynchus moroccensis (flying reptile) tooth:
Coloborhynchus Tooth
Brachychampsa (Crocodile) Tooth:

Brachychampsa tooth
Revueltosaurus Tooth:
Revueltosaurus tooth

Theropod Dinosaur Teeth
Teeth are oriented with the tip down and root up. Not to scale.
Spinosaurus Tooth:
spino tooth
Carcharodontosaurus Tooth:
carcharodont tooth
Giganotosaurus Tooth:
Giganotosaurus tooth
Allosaurus Tooth:
Allosaurus tooth

Tyrannosaurus Tooth:
Trex tooth
African Dromeosaur Tooth:
deltadromeus tooth
Saurornitholestes Tooth:
Saurornitholestes tooth
Acheroraptor Tooth:
Dromeosaur tooth

Dental Batteries
Teeth are oriented with grinding surface up and roots down
Individual Hadrosaur Tooth:
Hadrosaur teeth
Edmontosaurus (a type of Hadrosaur) Dental Battery:
Edmontosaurus

Juvenile Triceratops Jaw (top view):
Triceratops jaw
Triceratops Tooth:
Triceratops tooth

Other Dinosaur Teeth
Teeth are oriented with tips down and roots up
Sauropod Teeth
Ornithischian Teeth
Camarasaurus Tooth:
camara teeth
Rebbachisaurus Tooth:
Rebbachisaurus teeth
Titanosaur Tooth:
Titanosaur teeth
Ankylosaurus Tooth:
Ankylosaurus tooth
Thescelosaurus Teeth (anterior & posterior):
Thescelosaurus toothThescelosaurus posterior tooth
This page last updated 9 October 2024 by Udo M. Savalli ()
Images and text © Udo M. Savalli. All rights reserved.