mammalogy lab 2 families
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Created by:
butrcup712 on January 25, 2011
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43 terms
Terms | Definitions |
|---|---|
 Tachyglossidae common name | Echidnas, spiny anteaters |
| Tachyglossidae geographic distribution | Australia and New guinea |
| Unique Tachyglossidae skull features | No teeth, slender snout |
| Ornithorhynchidae common name | Duck billed platypus |
| Taxonomy for Ornithorhynchidae and Tachyglossidae | Subclass Prototheria Order Monotremata |
| Ornithorhynchidae geographic distribution | Australia |
| Unique Ornithorhynchidae skull features | No teeth, broad snout |
| Didelphidae common name | Opossums |
| Taxonomy for Didelphidae | Subclass Theria Infraclass Metatheria Order Didelphimorphia |
| Didelphidae geographic distribution | New World |
| Unique Didelphidae skull features | slender zygomatic arch and well developed sagittal crest |
| Phalangeridae common name | possums, cuscuses, gliders, ringtail |
| Taxonomy for Phalangeridae and Macropodidae | Subclass Theria Infraclass Metatheria Order Diprotodontia |
| Phalangeridae geographic distribution | Australia |
| Unique Phalangeridae skull features | wide, deep, robust zygomatic arch |
| Macropodidae common name | kangaroos, wallabies, potoroos, rat kangaroos |
| Macropodidae geographic distribution | Australia |
| Unique Macropodidae skull features | slender zygomatic arch and very large paroccipital process |
| Talpidae common name | moles, desimans |
| Taxonomy for Talpidae and Soricidae | Subclass Theria Infraclass Eutheria Order Insectivora |
| Talpidae geographic distribution | North America, Europe, Asia |
| Unique Talpidae skull features | slender zygomatic arch and incomplete auditory bulla |
| Soricidae common name | shrews |
| Soricidae geographic distribution | World wide except Australia |
| Unique Soricidae skull features | no zygomatic arch, 2 condyles on condyloid procces of lower jaw |
| Macroscelididae common name | elephant shrews |
| Taxonomy for Macroscelididae | Subclass Theria Infraclass Eutheria Order Macroscelidea |
| Macroscelididae geographic distribution | Africa |
| Unique Macroscelididae skull features | enlarged auditory bulla |
| Tupaiidae common name | tree shrews |
| Taxonomy for Tupaiidae | Subclass Theria Infraclass Eutheria Order Scandentia |
| Tupaiidae geographic distribution | Asia |
| Unique Tupaiidae skull features | postorbital bar |
| 9 families covered in lab 2 | Tachyglossidae Ornithorhynchidae Didelphidae Phalangeridae Macropodidae Talpidae Soricidae Macroscelididae Tupaiidae |
| Montremata families | Tachyglossidae Ornithorhynchidae |
| Marsupial (metatheria) families | Didelphidae Phalangeridae Macropodidae |
| Placenta (Eutheria) families | Talpidae Soricidae Macroscelididae Tupaiidae |
| 3 characteristics for determining Metatheria skull | 1. lower jaw has inflected angular process (points inward) 2. Palatal Vaculities (palatal bones has holes) 3. Jugal bone participates in mandibular process |
| polyprotodont | 4/5 upper incisors, 1/2 fewer lower incisors |
| diprotodont | 2/3 upper incisors, smaller # of lower incisors that are strongly projected |
| procumbenta | lower teeth stick out |
| Metatheria orders | Didelphimorphia Diprotodontia |
| Eutheria orders | Insectivora Macroscelidea Scandentia |
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