BIOL 3300 Vertebrate Zoology: Ectotherms - Herpetology

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BIOL 3300 Vertebrate Zoology: Ectotherms - Herpetology http://www.amphibian.com.au/

Gymnophiona diversity! Epicrionops bicolor – Digimorph.org Ichthyophis bannanicus – Digimorph.org Dermophis mexicanus – Digimorph.org

Gymnophiona diversity! 3-6 families (depending on who you ask) Caeciliidae Typhlonectidae Scolecomorphidae Ichthyophiidae Uraeotyphlidae Rhinatrematidae ?

Gymnophiona diversity!

Gymnophiona diversity! Caeciliidae (>100 species) 100mm – 1,500mm Can occur in disturbed/agricultural grounds… friable-pesticides!

Gymnophiona diversity! Ichthyophiidae (~50) Size up to ~500mm Asiatic

Gymnophiona diversity! Typhlonectidae 3rd largest family (~10) Size up to ~750mm South American

Gymnophiona diversity! Others…

Urodelan diversity!

Urodelan diversity! 9-10 Families (depending on who you ask…) Tree of Life Web (www.tolweb.org) Fig. 3-1 Pough et al. 2004

Urodelan diversity! Cryptobranchidae Small family (3 species) SE USA & Asia

Urodelan diversity! Cryptobranchidae Compressed heads

Urodelan diversity! Cryptobranchidae

Urodelan diversity! Hynobiidae 3rd largest family (~50)

Urodelan diversity! Hynobiidae No synapomorphies!

Urodelan diversity! Proteidae Small family (6 species) Eastern USA & Europe

Urodelan diversity! Proteidae

Urodelan diversity! Sirenidae Small family (4 species) SE USA Small to medium sized

Urodelan diversity! Sirenidae

Urodelan diversity! Amphiumidae

Urodelan diversity! Amphiumidae

Urodelan diversity! Rhyacotritonidae Small family (4) Pacific northwest endemic

Urodelan diversity! Rhyacotritonidae

Urodelan diversity! Salamandridae See information under lab link…

Urodelan diversity! Dicamptodontidae See information under lab link…

Urodelan diversity! Ambystomatidae See information under lab link…

Urodelan diversity! Plethodontidae See information under lab link…