Lawson, R The development of the centrum of Hypogeophis rostratus (amphibia, apoda) with special reference to the notochordal (intravertebral) cartilage. [electronic resource] - Journal of morphology Jan 1966 - 137-47 p. digital Publication Type: Journal Article ISSN: 0362-2525 Standard No.: 10.1002/jmor.1051180109 doi Subjects--Topical Terms: AmphibiansAnimalsCartilageSpine--embryology