endoskeletal

Adjective

 * 1)  Of or pertaining to an internal skeleton, usually of bone (an endoskeleton).
 * 2) * 2009 January 15, Martin D. Brazeau, “The braincase and jaws of a Devonian 'acanthodian' and modern gnathostome origins”, Nature Volume 457 No. 7227, doi:10.1038/nature07436:
 * All of these studies have presupposed acanthodian monophyly and stereotyped acanthodian endoskeletal morphology on Acanthodes, the latest-occurring, and a highly apomorphic genus.

Translations

 * Finnish: sisäisen tukirangan
 * French: endosquelettique
 * Italian: endoscheletrico