Exam 26: Amniote Origins and Nonavian Reptiles

Amniotes arose from the ____________ during the early Carboniferous.

Which of these terms would be used by cladists to describe the members of the class Reptilia?

_________ __________ is the name of the organ in the roof of a snake's mouth that is used to detect taste/smell.

The dermal layer of the reptile skin contains color-bearing cells called ____________.

Snake venoms are generally of two types (or a mixture of the two)that include

Surviving tuataras (Sphenodon)are mostly restricted to a group of islands off the coast of ______ ______.

Birds and _____________ belong to a monophyletic group apart from other reptiles and are assigned to the clade ___________.

The nonavian reptilian kidney is of the advanced ___________ type with their passageways (ureters)to the exterior.

Discuss the two distinct views of reptile-bird-mammal classification held by cladists and evolutionary phylogeneticists.Since the "family tree" that they would draw is the same,clarify what classification concept(s)is controversial.

What is the form of snake movement that allows it to move in a narrow passage,extending forward while bracing S-shaped loops against the sides of the passageway?

The scales of nonavian reptiles are derived from the ________.

The synapsid lineage gave rise to present day ______.

Discuss the shared derived characters of nonavian reptiles and birds (e.g. ,type of skull,aglandular skin,etc. ).

Outline the biological contributions of the Reptilia.What advances do they exhibit over the Amphibia?

Nonavian reptiles that lay shelled eggs with development occurring outside the mother's body are __________.

The nonavian reptile scale is

Snakes that have special heat-sensitive pits on their heads are called ______ ______.

Which of the following is least related to the others?

To separate a limbless (glass)lizard from a real snake,what could you look for?

Nonavian reptiles are different from amphibians in that reptiles possess which of the following?