Lecture 2 2007

Lecture 2 2007 - NAME PALEONTOLOGY LECTURE TEST 2 1 The most primitive crustaceans in which there may be more than 40 body segments are the

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NAME ________________________________________________ PALEONTOLOGY LECTURE TEST # 2 ___ 1. The most primitive crustaceans, in which there may be more than 40 body segments, are the A.Cirripedia B.Branchiopoda C.Malacostraca D.Ostracoda E.Blastoidea ___ 2. The ? have radial symmetry, most have tentacles, and nematocysts are common. A.Porifera B.Bryozoa C.Hemichordata D.Mollusca E.Cnidaria ___ 3. The molluscan radula is used for A.feeding B.reproduction C.locomotion D.all of the above are important functions of the radula ___ 4. During the Paleozoic essentially all brachiopods were ?-water forms. A.shallow B.deep C.during the Paleozoic both shallow- and deep-water forms were abundant ___ 5. The Stenolaemata, Phylactolaemata and Gymnolaemata are types of A.brachiopods B.crustaceans C.corals D.echinoderms E.bryozoans ___ 6. The ? echinoid morphology is an adaptation primarily for burrowing. A.regular B.irregular C.the morphology of all of the above is an adaptation for burrowing ___ 7. The ? has a free swimming larval stage that settles down on its head, loses the bivalve shell, and attaches to the substrate by antennules. A.Cirripedia B.Branchiopoda C.Malacostraca D.Ostracoda E.Blastoidea ___ 8. An ammonoid shell type in which the shell is not planispiral and in which the walls of the coil are not in contact is termed an A.orthocone B.cyrtocone C.heteromorph D.ascocone E.gyrocone ___ 9. The asteroids, or "true" starfish, are A.carnivores B.detritus feeders C.some are carnivores, others are detritus feeders ___ 10. The endoceratoid and actinoceratoid cephalopods are found in rocks of the ? Era. A.Paleozoic B.Mesozoic C.Cenozoic D.endoceratoids and actinoceratoids are found in all of the above eras ___ 11. Conchostracans, which can withstand high stress environments such as playa lakes, belong to the A.Cirripedia B.Branchiopoda C.Malacostraca D.Ostracoda E.Blastoidea ___ 12. In ? shells, the majority of the previous coils are hidden. A.trochospiral B.streptospiral C.rectilinear D.evolute E.involute ___ 13. Lobsters and crayfish belong to the A.Cirripedia B.Branchiopoda C.Malacostraca D.Ostracoda E.Blastoidea ___ 14. The presence of a pedicle is diagnostic of A.brachiopods B.bryozoans C.molluscs D.echinoderms E.hemichordates
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___ 15. In the ?, the body consists of a head, thorax and abdomen. There are three pairs of mouth parts and the three thoracic segments each have a pair of jointed legs. A.ostracods B.chilopods C.hexapods D.arachnids E.xiphosurans ___ 16. A group of echinoderms that have been proposed as ancestral to chordates and other echinoderms are the A.Crinozoa B.Blastozoa C.Asterozoa D.Homalozoa E.Echinozoa ___ 17. Water turbulence ? the morphology of bryozoans. A.affects B.does not affect ___ 18. Sea cucumbers are more important components of ocean ecosystems at ? water depths. A.shallow B.deep ___ 19. Trochophore and veliger larvae are diagnostic of A.arthropods B.brachiopods C.molluscs D.cnidarians E.echinoderms ___ 20. ? have a tusk-like aragonite shell.
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This note was uploaded on 01/16/2012 for the course GEOL 305 taught by Professor Dr.phillipmurphy during the Fall '10 term at Tarleton.

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Lecture 2 2007 - NAME PALEONTOLOGY LECTURE TEST 2 1 The most primitive crustaceans in which there may be more than 40 body segments are the

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