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25 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Chordates |
-notochord -spinal cord -myomeres |
It's in the name of the animal |
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Vertebrates |
-vertebrae -neuromasts -elaborate skulls |
Also in title |
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Craniates |
-a skull -neural crest -gill filaments |
What is a cranium |
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Hagfish |
-jawless and boneless -no paired fins -4 hearts -retractable mouth parts |
Not a lamprey |
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Lamprey |
-jawless and boneless -no paired fins -sub divided pharynx -scaleless skin |
Not a hagfish |
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Gnathostomes |
-movable jaws -paired nasal sacs -semicircular canals |
Has gnashing jaws |
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Chondrichthyans |
-tesserate calcified cartilage -pelvic claspers -rostrum |
C for calcified C___ |
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Rays |
-flattened bodies -pectoral fins fused to the head -no anal fin |
Think of the body shape |
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Sharks |
-fusiform bodies -no operculum -tentacula on rostrum |
Different to a ray |
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Chimaeras |
-operculum -crushing plate teeth -no spiracle |
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Osteichthyans |
-rooted teeth -extensive endochondral ossification -mandibular muscle in lower jaw |
What does osteo mean |
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Actinopterygians |
- ganoid or leptoid scales -branchiostegal rays -single dorsal fins |
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Deep bodied fish |
-short compressed bodies -long dorsal and anal fins -pectoral fins high on body |
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Ribbon like fish |
-Long bodies -dorsal and anal fins running length of the body -tapering or rounded tails |
Clues in the name mammals |
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Mammals |
-mammary glands -hair -sweat glands -diaphragm |
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Cetaceans |
-abbreviated neck -thick layer of fat -pelvis detached from spine |
Think of Alf |
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Carnivora |
-sharp claws -fusion of carpal bones -differentiated teeth for cutting/piercing/shredding |
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Monotremes |
-toothless -oviparous -1 jaw bone |
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Afrotheria |
-non scrotal testes -features of placenta -mobile proboscis |
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Xenarthra |
-tympanic bone annular -septomaxilla in skull -lumbar vertebrae with xenarthrous articulations |
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Primates |
-grasping hands with opposable thumbs and toes -Hallux bearing nail and nails on all digits -elongation of the heel bone |
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Lagomorpha |
-two pairs of upper incisors -tail quite short -specialised gut for cellulose |
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Rodentia |
-one pair of elongated incisors -Large space between incisors and cheek teeth |
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Rodentia |
-one pair of elongated incisors -Large space between incisors and cheek teeth |
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Cetartiodactyla |
-foot paraxonic -talus is has a double pulley system -reduced or absent canines |
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