True-False

All theropods had ziphodont (serrated and curved posteriorally) teeth and were strict carnivores, only eating the flesh of other dinosaurs.

All theropods were strict carnivores, only eating the flesh of other dinosaurs, because all theropods had ziphodont (serrated and curved posteriorally) teeth.

Theropods were obligatory bipeds.

All theropods were obligatory bipeds.

Some theropods were among the least intelligent dinosaurs based on their EQ.

Based on their EQ, some theropods were among the least intelligent dinosaurs .

Other dinosaurs besides theropods had feathers.

Theropods were not the only dinosaurs to have feathers.

Interlocking zygopophyses in the back half of their tails resulted in Ceratosaurs having their stiff tails.

Ceratosaurs are noted for their stiff tails, which result from interlocking zygopophyses in the back half of their tails.

Coelurosaurs are a clade of birdlike forms that share a number of traits, especially a semilunate carpal bone.

A number of traits, especially a semilunate carpal bone, are shared by Coelurosaurs, a clade of birdlike forms.

The most diverse dinosaur clade are theropods.

Theropods were the most diverse dinosaur clade.

Coelophysis & Syntarsus from the Late Triassic and Tyrannosaurus from the Late Cretaceous exhibit sexual dimorphism, with the females probably being larger.

The females probably were larger among dinosaurs that exhibit sexual dimorphism, namely Coelophysis & Syntarsus from the Late Triassic and Tyrannosaurus from the Late Cretaceous.

Some theropods exhibit sexual dimorphism, with the larger form thought to be the female.

Troodon eggs were mistakenly identified as Orodromeus eggs and Oviraptor eggs were mistakenly identified as Protoceratops eggs.

Oviraptor eggs were mistakenly identified as Protoceratops eggs and Troodon eggs were mistakenly identified as Orodromeus eggs.

Theropods had short femora compared to the rest of the hindlimb, indicating that they were generally fast runners.

Sharp, recurved serrated teeth are a characteristic of all nonavian theropods.

All nonavian theropods had sharp, recurved serrated teeth.

No group of non-avian theropods lost many or all of their teeth.

Both troodontids and deinonychosaurs have sickle shaped killing claws at the end of their second toes.

Sickle shaped killing claws at the end of their second toes is a characteristic of both deinonychosaurs and troodontids.

Only deinonychosaurs had sickle-shaped claws on their second toes.

Sickle-shaped claws on their second toes are possessed only by deinonychosaurs.

Many theropods probably lived in packs.

Many theropods probably lived in packs.

Small theropods probably lived and hunted in packs.

Multiple Choice

The maximum diversity of theropods, at least 40 genera, was during the __________________.

A. Late Triassic B. Early Jurassic C. Late Jurassic D. Early Cretaceous E. Late Cretaceous

During the __________________ theropods achieved their maximum diversity of at least 40 genera.

A. Late Cretaceous B. Early Cretaceous C. Late Jurassic D. Early Jurassic E. Late Triassic

Theropods had their maximum diversity during the ______________________.

The maximum diversity of theropods was during the ______________________.

A. Late Triassic B. Early Jurassic C. Late Jurassic D. Late Cretaceous E. Both A. & B.

_________________ and ____________ are the two clades into which clade Theropoda is divided.

A. Ceratosauria, Tetanurae B. Carnosauria, Coelurosauria C. Deinonychosauria, Aviale D. Marginocephalia, Thyreophora

E. none of these

Clade Theropoda is divided into the two clades ______________ and _______________.

A. Ceratosauria, Tetanurae B. Carnosauria, Coelurosauria C. Deinonychosauria, Aviale D. Marginocephalia, Thyreophora

E. none of these

Which of the following clades are not included in the clade Maniraptora?

The clade Maniraptora does not include which of the following clades?

A. Deinonychosauria B. Ornithomimosauria C. Oviraptoridae D. Tyrannosauridae E. none of these

The genus name of the beige skull on the left side of the table in front (item D) is ______. (Hint: it’s the same genus as the dinosaur on my tie!)

______ is the genus name of the beige skull on the left side of the table in front (item D). (Hint: the dinosaur on my tie is the same genus!)

A. Velociraptor B. Tyrannosaurus C. Pachycephalosaurus D. Deinonychus E. none of these

Concerning the dinosaur on my tie, which of the following is true?

A. The dinosaur is a Tetanuran. B. The dinosaur had a killing claw on its second toe. C. The dinosaur is Velociraptor.

D. The dinosaur is a coelurosaur and probably had feathers. E. all of these

Which of the following is true concerning the dinosaur on my tie?

A. The dinosaur is Velociraptor. B. The dinosaur is a coelurosaur and probably had feathers. C. The dinosaur is a Tetanuran.

D. The dinosaur had a killing claw on its second toe. E. all of these

Eggs thought to belong to Protoceratops for nearly 70 years are now attributed to ____________ based on embryos in eggs found in the early 1990’s in the Gobi.

Based on embryos in eggs found in the early 1990’s in the Gobi, eggs thought to belong to Protoceratops for nearly 70 years are now attributed to ____________.

A. Velociraptor B. Tyrannosaurus C. Triceratops D. Oviraptor E. none of these