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Soricomorpha (formerly Insectivora) Soricidae: Shrews Talpidae: Moles.

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Presentation on theme: "Soricomorpha (formerly Insectivora) Soricidae: Shrews Talpidae: Moles."— Presentation transcript:

1 Soricomorpha (formerly Insectivora) Soricidae: Shrews Talpidae: Moles

2 Soricomorpha Very diverse group Probably polyphyletic Ancient group, contains first placental mammals 5 clawed toes on each foot Long snout, tiny eyes, dense fur Sharp teeth for catching & holding prey Two PA families –Soricidae (Shrews) –Talpidae (Moles)

3 Soricidae: Shrews mouse-like pointed nose 8 PA species

4 Short-tailed Shrew Blarina brevicauda large size (for a shrew) short tail dark gray abundant and widespread venomous subnivean in winter

5 Northern Water Shrew Sorex palustris albibarbis State Rank: S3 (vulnerable), Global Rank: G4T5 (apparently secure) large size long, bicolored tail semiaquatic along bogs and mountain streams large, slightly webbed hind feet with stiff hairs on toes adept swimmer “Candidate Rare”

6 West Virginia Water Shrew Sorex palustris punctulatus Threatened Northern Water Shrew Sorex palustris albibarbus Candidate Rare

7 Least Shrew Cryptotis parva Critically Imperiled, (S1B, G5)

8 Moles: Talpidae fossorial greatly enlarged forefeet and limbs forelimbs permanently rotated reduced pelvic girdle sharp teeth 3 PA species

9 Talpidae Eastern Mole Scalopus aquaticus not aquatic short, naked tail

10 Talpidae Star-nosed Mole Condylura cristata unique 22 tentacle appendages around nostrils Eimer organs can sense electrical fields semiaquatic 44 teeth, 2 nd highest of PA mammals

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13 Talpidae Hairy-tailed Mole Parascalops breweri small size short, hairy tail

14 Hedgehogs Spines are hollow Omnivorous Nocturnal Five toes on front paws and 4 on back


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