Related formsen·do·skel·e·tal, adjective
Examples from the Web for endoskeleton
This is contrasted with the human skeletal system, which is classified as an endoskeleton.
In general fish with a greatly developed dermal armour have the endoskeleton poorly developed; and the converse also holds good.
The endoskeleton of the Codfish, though partially cartilaginous, is mainly ossified.
The endoskeleton of the Newt, though ossified to a considerable extent, is more cartilaginous than is that of the frog.
Perhaps the most striking feature of the endoskeleton of birds is its pneumaticity.
The skeleton of the Mammalia consists almost solely of the endoskeleton.The Cambridge Natural History, Vol X., Mammalia|Frank Evers Beddard