Class Reptilia Flashcards
Class Reptilia
Do they have a synapomorphy?
No
Class Reptilia
Are they a monophyletic group?
No
Class Reptilia
Is it a Polyphyletic and Paraphyletic group?
Yes
Class Reptilia
Primary skeleton tissue?
Bone
Class Reptilia
How many heart chambers do they have?
3 or 4 heart chambers
Class Reptilia
How do they control their body temperature?
Ectothermic
Class Reptilia
What dermal structures do they have?
Scales or claws
Class Reptilia
Respiratory structure?
Lungs
Class Reptilia
Reproduction type?
Internal fertilization
Oviparous
Ovoviviparous
Class Reptilia
Order Testudines
Common name?
Turtles
Tortoises
Class Reptilia
Order Testudines
Synapomorphy
Shell
Class Reptilia
Order Testudines
Carapace
Dorsal part, vertebrae + ribs
Class Reptilia
Order Testudines
Plastron
Ventral part, ribs + sternum
Class Reptilia
Order Testudines
Habitats
Freshwater
Terrestrial
Marine
Very successful
Class Reptilia
Order Testudines
Reproduction type?
Oviparous
Class Reptilia
Order Testudines
Clutch
All the eggs layed
5-100+
Class Reptilia
Order Testudines
can store what for reproduction?
Sperm
Class Reptilia
Order Testudines
How is the sex determined?
Environmental sex determination
Incubation temperature determines sex
Low temp egg laying spot produces more males
Class Reptilia
Order Rhynchocephalia
Common name?
Tuataras
Class Reptilia
Order Rhynchocephalia
How many spp extant?
1 in New Zealand
Class Reptilia
Order Rhynchocephalia
Synapomorphy?
2 Rows upper teeth
3rd eye has a lens
Class Reptilia
Order Squamata
Suborder Sauria
Common name?
Lizards
Class Reptilia
Order Squamata
Suborder Serpentes
Common name?
Snakes
Class Reptilia
Order Squamata
Suborder Serpentes
Adaptations?
Limbless
Poor vision
No tympanum