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Diapsid: Quiz


Question 1: With the advent of ________, this system of classification was heavily modified.
Phylogenetic nomenclatureBiological classificationCladeCladistics

Question 2: Below is a ________ showing the relations of the major groups of diapsids.
CladogramPhylogeneticsPhylogenetic treeComputational phylogenetics

Question 3: Living diapsids are extremely diverse, and include all ________, lizards, snakes, and tuatara.
CrocodylusNile crocodileCrocodileDwarf crocodile

Question 4: Diapsids ("two arches") are a group of reptiles that developed two holes (temporal fenestra) in each side of their skulls, about 300 million years ago during the late ________ period.
CarboniferousGeologic time scaleDevonianOrdovician

Question 5: Under modern classification systems, even ________ are considered diapsids, since they evolved from diapsid ancestors and are nested within the diapsid clade.
BirdModern birdsArchaeopteryxEnantiornithes

Question 6: There are at least 7,925 ________ of diapsid reptile existing in environments around the world today (over 14,600 when birds are included).
LifeSpeciesEvolutionBiological classification


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