Vertebra

... 1/3 of inner lip of iliac crest and ilio-lumbar ligment it attach to the medial 1/2 of last rib and tips of transverse processesof lumbar vertebra and intervertebral discs between from T2 to L5 so now you can guess the action

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imo...It could be a sheep/ goat or a dog vertebra

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... chordate-ancestors. Now focus on the main things that classify chordates (lets see if I can remember them all). 1. notochord or spinal column (ie vertebra) 2. pharyngeal (gill) slits 3. Postanal tail http://embryo.soad.umich.edu/carnStages/stage14/10310lftLat.jpg Humans obviously ...

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Is it a member of the subphylum vertebra? yes

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If it's a fish then it is a chordate. Is it a member of the subphylum vertebra? Is it a non-vertebrate chordate?

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