Glossary of Terms
Acrocanthosaurus
genus of Cretaceous theropod dinosaur
Ankylosaur
a Cretaceous armored dinosaur
Arthropod
invertebrates that are members of the phylum Arthropoda, including shrimp, crabs, and insects, to name a few
Cretaceous
the last geological time period of the Mesozoic Era
Crustacean
a large grouping within the phylum Arthropoda, that includes shrimp, crabs and lobsters
Invertebrate
an animal without a backbone
Manus
The distal portion of the fore limb (the hand)
Meniscate
A crescent-shaped structure
Metatarsal
The long bones of the foot between the ankle bones and the toes
Ornithomimosaur
a Cretaceous theropod dinosaur that might have looked something like a modern ostrich
Ornithopod
bipedal, herbivorous dinosaurs that includes the iguanodonts and duck-billed dinosaurs, among others
Pes
the distal portion of the hind limb (the foot)
Trace fossil
a fossil footprint, burrow, trail, etc.; a fossil that represents the interaction of an organism with the substrate
Tenontosaurus
a genus of ornithopod dinosaur
Theropod
a bipedal, meat-eating dinosaur