Pterosaurs

1
Pterosaurs

• by Maddy Schley

2
Brief Overview

• flying reptiles
• hallow bones
• large brains
• wings were covered by leathery membrane
• four fingers
• IV long - forming structure of wing
• I - III short- with claws

skulls of pterosaurs
3
Phylogenetic Position

• Pterosaur, bat, and bird wings Pterosaurs, bats
  and birds produced wings with functionally
  similar shapes but the bones of the hand
  contribute differently

4
Phylogenetic Position
Therapod dinosaurs
Sauropod dinosaurs
Class Mammalia
Mammal-like reptiles
Mammal-like reptiles
Rhynchocephalia
Pterosaurs
Ornithischia
Plesiosaurs
Crocodilia
Lacertilia
Class Aves
Serpentes
Testudines
Saurischia
Dinosauria
Lepido- saura- morpha
Archosauromorpha
Synapsida
Diapsida
Sauropsida or Eureptilia
Amniota
5
Timeline
6
Pterosauria Rhamphorhynchoidea

• Rhamphorhynchus

• Campylognathoides

• Anurognathus

• Eudimorphodon

• Sordes

• Dimorphodon

• Scaphognathus

7
Pterosauria Pterodactyloidea

• Quetzalcoatlus

• Cearadactylus

• Pteradactylus

• Pterodaustro

• Dsungaripterus

• Pteranodon

8
Bibliography

• http//www.enchantedlearning.com/subjects/dinosaur
  s/dinos/Pterosaur.shtml
• http//karlrimkus.com/lifehistory.htm
• http//www005.upp.so-net.ne.jp/JurassicGallery/pag
  e16.htm
• http//en.wikipedia.org/wiki/Scaphognathus
• http//planetdinosaur.com/Scaphognathus.aspx
• http//media.wiley.com/mrw_images/els/articles/a00
  01546/image_n/nfg003.gif
• http//www.dinodinosaurs.com/showthread.php?p888
• http//www.ucmp.berkeley.edu/vertebrates/flight/pt
  er.html
• http//ncse.com/evolution/science/what-is-homology
  
• http//katiescorner-katie.blogspot.com/