The Earliest Known Venomous Animals Recognized Among Conodonts
Conodonts, a large group of tiny extinct marine animals ranging in age from the Late Cambrian to Late Triassic (ca. 500 to 200 Mya), are usually considered as jawless vertebrates. Their only commonly occurring fossilized remains are minute, phosphatic, teeth-like elements of their feeding apparatuse...
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Veröffentlicht in: | Acta palaeontologica Polonica 2009-12, Vol.54 (4), p.669-676 |
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