Mammalogy _________________ ____ Fall 2000 - Exam 3 name ID#
1-26 Multiple Choice. Select the best answer. 2 points each. 52 points total
- Hyraxes are found in A. Africa and the Middle East B. Southeast and
Southwest Asia C. The Palearctic Zoogeographic Region D. The Neotropical
Zoogeographic Region E. The Palearctic and Neotropical Zoogeographic Regions
- Tusk-like upper incisors and soles of feet with elastic pads characterize
the A. Macroscelididae B. Procaviidae C. Tapiridae D. Camelidae E.
- The only ungulates that feed primarily on ants and termites A. Moschidae
B. Procaviidae C. Oryctoropidae D. Tapiriidae E. Tragulidae
- Large olifactory lobes, a long protrusible tongue, and cheek teeth lacking
enamel characterize the A. Macroscelidea B. Hyracoidea C. Sciurognathi D.
Tubulidentata E. Hystricognathi
- These are the only Perissodactyla that are native to the Neotropics A.
Equidae B. Camelidae C. Rhinoceratidae D. Tragulidae E. Tapiridae
- This family of grazers has hypsodont cheek teeth and is a hindgut
fermenter A. Equidae B. Tapiridae C. Tragulidae D. Hippopotamidae E.
- These ungulates inhabit tropical forests, frequently swim, and have four
digits on their front feet and three on their hind A. Procaviidae B.
Tapiridae C. Tayassuidae D. Hydrochoeridae E. Myocastoridae
- This family is endemic to Africa A. Tapiridae B. Camelidae C.
Hippototamidae D. Suidae E. Moschidae
- Tragulids such as the mouse deer are characterized by Small size (<10
kg) No cranial appendages Large upper canines in males All of the above None
of the above
- Giraffidae are characterized by Hypsodont cheek teeth Horns that have a
decidous sheath 8 or more cervical vertebrae All of the above None of the
- These ungulates feed on grasses and shrubs such as sagebrush and have
their eyes high on their heads to spot predators while feeding.
Antilocapridae Tapiridae Giraffidae Moschidae Cervidae
- Diverse feeding strategies enable many species of this family to inhabit
the same area together Cervidae Bovidae Suidae Equidae Camelidae
- Antilocapridae are characterized by A Holarctic distribution Brachyodont
cheek teeth Extreme flexion of the spine All of the above None of the above
- How many genera of bovids are native to North America One Two Three Four
- Horns made entirely of keratin characterize this family Cervidae Bovidae
Hippopotamidae Tapiridae Rhinoceratidae
- In this family, cranial appendages are always present in males and are
variably present in females of more than one genus Bovide Antilocapridae
Giraffidae Moschidae Cervidae
- The group of sigmodontines that lives mainly in the Neotropics is
distinguished from the group of sigmodontines that lives mainly in the
Nearctic by the structure of their Masseter muscles Penis Hind limbs Front
- Although members of these two families appear to be almost identical,
their similarities most likely evolved as a result of convergent evolution.
Geomyidae, Heteromyidae Ochotonidae, Leporidae Hystricidae, Erithizontidae
Caviidae, Procaviidae Hominidae, Suidae
- The largest bodied rodents native to the United States belong to this
family Aplodontidae Myocastoridae Hydrochaeridae Castoridae Muridae
- Elongate metatarsals are characteristic of members of this family Muridae
Geomyidae Caviidae Sciuridae Heteromyidae
- Members of this family include species who are fossorial, arboreal, and
gliders Sciuridae Geomyidae Zapodidae Heteromyidae Caviidae
- A highly fenestrated skull is a character of the Dipodidae Leporidae
Chinchilidae Aplodontidae Macroscelidae
- The most fossorial rodents in North America belong to this family
Bathyergidae Dipodidae Geomyidae Muridae Talpidae
- When members of this family were introduced to Australia, ecological
devastation ensued Macroscelidae Myocastoridae Castoridae Leporidae
- The reproductive pattern typical of cats and most lagomorphs Spontaneous
ovulation Delayed fertilization Delayed implantation Delayed development
- A double pullied astragalus is characterisitic of the Artiodactyla
Macroscelidea Lagomorpha Hyracoidea Perissodactyla .
27-29 Compare (i.e., tell how they are similar) and contrast (i.e.,
tell how they are different) any THREE of the following. Include the Order
and/or Family of each, examples of included taxa, zoogeographic distribution,
morphology, behavior, adaptations, etc. (8 points each - 24 points total)
- Suidae, Tayassuidae
- Murinae, Arvicolinae
- Hippopotamidae, Rhinoceratidae
- Camelidae, Tapiridae
- Macroscelidae, Heteromyidae
30-33. Define and state the significance to mammalogy as discussed in the
lectures for the Orders and Families covered by this examination of any FOUR of
the following. Where appropriate state what taxon (-a) the term is associated
with. (5 points each - 20 points total)
- Bruce effect
- Embryonic diapause
- Facultive delayed implantation
34. Answer one of the following (10 points).
- List five characteristic of the life history of marsupials that suggest
they are inferior to mammals. Discuss the features of marsupial reproduction
that have limited marsupials. Why are placentals in general more successful?
- Fully discuss the pattern of reproduction known as delayed fertilization.
Include a discussion of the timing of reproductive events and the adaptive
advantages of such timing in bats such as Myotis lucifugus.