Transcript Learning Objective: Review the three phyla of worms and

Amphibians
Kingdom:
Phylum:
Order:
Family:
Genus:
Species:
Animalia
Chordata
Anura
Ranidae
Rana
pipiens
Vertebrate classes:







Agnatha
Chondrichthyes
Osteichthyes
Amphibians
Reptiles
Aves
Mammals
530 mya
Amphibians
 Lobe-finned fish gave rise to early amphibian
Coelacanth
Amphibian
Characteristics
 Ectothermsic– Cold Blooded
 Three-chambered Heart
 Porous, thin, slimy skin
 Must return to water to
breed – external fertilization
 Live both in water and
on land (amphibious)
3 methods to take in Oxygen
 1. Lungs
 2. Gills
 3. Cutaneous
Respiration –
through their skin
Order Urodela (Salamanders) – “tailed
ones”
Mexican
axolotl
Pacific Giant Salamander
Tiger
Salamander
Red Spotted
Newt
Giant Salamander
Order Caecilians - “legless ones”
Costa Rican - Gymnopis
multiplicata
Purple Caecilian
Order Anura - “Tailless one’s”
The Harlequin Frog
Bullfrog
Wallace’s
Flying Frog
Golden Poison
Dart Frog
Red-Eyed Tree Frog
Cane Toad
Strawberry Poison
Dart Frogs
Leopard Frog - Dissection
 Kindgom:
 Phylum:
 Class:
 Order:
 Family:
 Genus:
 Species:
Animalia
Chordata
Amphibia
Anura
Ranidae
Rana
pipiens
Frog Sound
Frog CHART
Organ/ Structure
Countershading
Nictitating membrane
Tympanic membrane
Tongue
Gullet
Glottis
Eustachian tube
Maxillary teeth
Vomerine teeth
Fat bodies
Liver
Heart
Lungs
Gall bladder
Stomach
Small intestine
Mesentary
Large intestine / Cloaca
Spleen
Esophagus
Kidneys
Testes
Sperm duct
Ovaries
Oviduct
Bladder
System
Function
Structures
Nictitating membrane
Tympanic membrane
Structures:
 Tongue
 Gullet
 Glottis
 Eustachian tube
 Maxillary teeth
 Vomerine teeth
Structures
 Fat bodies
 Liver
 Heart
 Lungs
 Gall bladder
Structures
 Stomach
 Small intestine
 Mesentary
 Large intestine/
Cloaca
 Spleen
 Esophagus
Frog Review