Before the evolution of legs from fins, the axial skeleton - including the bones of the head, neck, back and ribs - was already going through changes that would eventually help our ancestors support ...
Descriptive letterpress on versos facing the plates. Pages 94-117 are also numbered as twelve (I to XII) plates with their explanations on verso. siris_sil_27908 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results