Dinosaur Science Midterm- II

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Can you name the correct grouping or characteristics?

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QuestionsAnswers
Gastonia, Euplocephalus, and Ankylosaurus are members of what group of Ankylosauria?
Homalocephale: time period
Allosaurus: time period
Oviraptor: time period
A shield of armor and fusion of the skull bones are characteristic of what group?
Deinonychosauria and Aves are portions of what group?
This group has large external nares with fossa and quadrupedal posture with digitigrade manus.
Plateosaurus: area found
Eodromaeus: time period
Gastonia: time period
Short snout, s-shaped narial passage, two neck rings, and tail club are characteristic of what branch of Ankylosauria?
Eoraptor: area
Liaoceratops: time period
Panoplosaurus: time period
This group has a large 'killer' claw on pes.
An hourglass shaped palate and three neck rings are characteristic of what branch of Ankylosauria?
Liaoceratops: area found
This group has a parietal frill that extends from the back of its skull.
A bony shelf forms the posterior portion of the skull in this group.
Oviraptor: area found
Nigersaurus: area found
Heterodontosaurus: time period
This group has a short skull with no teeth.
Velociraptor: area found
Which is the most ancient bird?
Two rows of bony plates, tail spikes, and stretched dorsal vertebrae are characteristic of what group?
'Lizard-hipped'
Archaeopteryx and Confucisornus are members of what group?
Cheeks/inset maxillary and dentary dentition are characteristic of what group?
A rotary ankle joint is characteristic of what group (hint: includes living crocodiles)?
Stegoceras: area found
This group has plumulaceous feathers and a semiluate carpal on the wrist.
Psittacosaurus: time period
QuestionsAnswers
Suchomimus and Spinosaurus are members of what group?
Herrerasaurus: area found
Allosaurus, Cryolophosaurus, and Charcharodontosaurus are members of what group?
Gastonia: area found
This group has heightened neural spines on its back, and an elongated skull for fish eating.
Polacanthus and Panoplosaurus are members of what branch of Ankylosauria?
This group has a thickened skull roof.
Stegosauria and Ankylosauria are branches of what group?
Plateosaurus: time period
Confucisornis: time period
Huyangosaurus, Kentrosaurus, and Stegosaurus are members of what group?
Camarasaurus: area found
In what group is the pubis forward-facing?
Panoplosaurus: area found
Rugops: area found
A bony beak-like structure is better known as the (what) bone?
A roller ankle joint and bipedalism are characteristic of what group?
Velociraptor: time period
Edmontosaurus: time period
Archaeopteryx: time period
Edmontosaurus: area found
Eoraptor: time period
Camarasaurus: time period
Allosaurus: area
'Broad foot'/spreading metatarsals are characteristic of what group?
This group has tooth batteries, 2-rooted teeth, large external nares, and a huge skull with large frill.
Bony scutes/armor plates in rows on the body are characteristic of what group?
This group has a rostral bone and a jugal horn.
Carcharodontosaurus: area found
Protoceratops: time period
Stegoceras: time period
This group has tooth batteries composed of lots of small teeth.
Pachycephalosaurus: time period
QuestionsAnswers
Primitive grasping hands, small ankle bones, 3 sacral vertebrae, and an offset thumb are characteristic of what group?
Psittacosaurus: area found
Leaf-shaped teeth, the predentary and palpebral bones, and ossified tendons are characteristic of what group?
Sauropodomorpha + Theropoda = ...
Heterodontosaurus: area found
A fused tail bone is known as what?
Carcharodontosaurus: time period
Manus with 3 fingers
Thyreophora and Neoornithischia are branches of what larger group name?
Pachycephalosaurus: area found
Intramandibular joint, hollow bones, raking hand, and a manus with three fingers (outer 2 lost) are characteristic of this group.
This group has vertebrae hollowed by air sacs and quadrupedal posture with a digitigrade manus.
This group has powered flight with true wings.
Dilong, Raptorex, and Tyrannosaurus are members of what group?
This group has cranial crests that house a loop of the narial passage.
Confucisornis: area found
Herrerasaurus: time period
What group separates in to theropoda and sauropodomorpha?
Homalocephale: area found
The 'bony eyebrow' found in Ornithischians is better known as the (what) bone?
'Bird-hipped'
The distal half of the tail is stiffened by processes in this group.
Protoceratops: area found
This group has a more-specific domed thickening of the skull roof.
A jaw joint dropped below level of cheek tooth row is characteristic of what group?
This group has a primitive duckbill and lots of premaxillary teeth.
Rugops: time period
In what group is the pubis parallel to the ischium?
Eodromaeus: area found
Archaeopteryx: area found
Nigersaurus: time period

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