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Marine Mammals

Jo O'Bar 17 preguntas

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Preguntas del test (17)

  1. 1Synapsid skulls:
    1. Apresence of single lower temporal fenestra
    2. Bpresence of single higher temporal fenestra
    3. Cpresence of several lower temporal fenestras
    4. Dpresence of several higher temporal fenestras
  2. 2Therapsids are early ancestors of mammals
    1. AVerdadero
    2. BFalso
  3. 3Mammal fossils are identified by...
    1. Askull
    2. Bball-and-socket articulation
    3. Cpost-canine teeth with divided roots
    4. Dtiny stature
    5. Evivipary
    6. Fmammary glands
  4. 4Extant mammal traits include:
    1. Ahair
    2. Bmammary glands
    3. Cviviparity
    4. Dparental care
    5. Ecomplex social behavior
    6. Foviparity
    7. Gpouches
  5. 5Features of early Mammaliaformes include...
    1. AEndothermy
    2. Bdeterminate growth
    3. C2 sets of teeth
    4. Denlarged olfactory lobes, cerebellum, neocortex
    5. Ehair
    6. Flactation
    7. Gsuckling
    8. Hexothermy
  6. 6[blank_start]Allotheria[blank_end]: [blank_start]Multituberculates[blank_end] (extinct) -- small rodent-like omnivores with broad multi-cusped teeth
    [blank_start]Prototheria[blank_end]: [blank_start]Monotremes[blank_end] -- refers to cloaca with one opening for excretory and reproductive tracts
    [blank_start]Metatheria[blank_end]: [blank_start]marsupials[blank_end] -- prolonged lactation, pouch
    Eutheria: placentals -- prolonged gestation
    1. AAllotheria
    2. BMultituberculates
    3. CPrototheria
    4. DMonotremes
    5. EMetatheria
    6. Fmarsupials
  7. 7Metatheria includes two sub-groups: the [blank_start]Ameridelphia[blank_end], or opossums, and the [blank_start]Australidelphia[blank_end], which include the Tasmanian devil, Tasmanian tiger, bandicoot, and others.
    1. AAmeridelphia
    2. BAustralidelphia
    3. CAustralidelphia
    4. DAmeridelphia
    5. EAllotheria
    6. FPrototheria
    7. GPrototheria
    8. HAllotheria
  8. 8Prototheria, or monotremes, include which animals?
    1. Aenchidnas
    2. Bopossums
    3. Ctasmanian tiger
    4. Dplatypus
    5. Ekoala
    6. Fkangaroo
  9. 9The __________ is also known as the age of Mammals
    1. AMesozoic
    2. BCretaceous
    3. CJurrassic
    4. DPaleozoic
  10. 10The [blank_start]Mesozoic[blank_end], or the "true age of mammals," represents [blank_start]2/3[blank_end] of mammalian history. there are about [blank_start]300[blank_end] genera known from this period, although most were some form of [blank_start]mouse[blank_end]. Although this has historically been attributed to the fall of dinosaurs, recent evidence suggest that patterns of [blank_start]plant[blank_end] evolution had a greater influence on mammal diversity,
    1. AMesozoic
    2. BPaleozoic
    3. CCretaceous
    4. D2/3
    5. E1/2
    6. F1/3
    7. G1/4
    8. H300
    9. I200
    10. J500
    11. K400
    12. Lmouse
    13. Mdog
    14. Nlemur
    15. Omonkey
    16. Pplant
    17. Qbird
    18. Rbacterial

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Descripción
Study guide for Marine Mammals in Marine Verts class
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