Dinosaur Science Midterm- II

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Can you name the correct grouping or characteristics?

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

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