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Tuatara taxonomy and evolution

Submitted by nicolae on Sun, 05/08/2011 - 20:05
English
Tags: 
tuatara
taxonomy
evolution
squamata
lizards
extant species
living fossils

http://www.ccpictures.org/var/resizes/Recreation/Animals/Reptiles/Tuatara_cladogram.png?m=1304873904Cladogram showing relationships of extant members of the Sauria. Numbered items are:
1. Tuatara
2. Lizards
3. Snakes
4. Crocodiles
5. Birds
"Lizards" are paraphyletic. Branch lengths do not indicate divergence times.

Tuatara juvenile

Submitted by nicolae on Thu, 08/07/2008 - 16:27

Tuatara juvenile

Tuatara at the Karori Wildlife Sanctuary

Submitted by nicolae on Thu, 08/07/2008 - 16:26

Tuatara at the Karori Wildlife Sanctuary are given coloured markings on the head for identification.

Tuatara at Hamilton Zoo

Submitted by nicolae on Wed, 07/23/2008 - 14:09

Tuatara at Hamilton Zoo

Tuatara

Submitted by nicolae on Wed, 07/23/2008 - 14:07

Tuatara

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