A monograph on the development of elasmobranch fishes /
Balfour, Francis Maitland.
A monograph on the development of elasmobranch fishes / Francis Maitland Balfour. - London : Macmillan and Co, 1878. - XI, 287, 24 p. : ill. ; 24 cm.
A monograph on the development of elasmobranch fishes / Francis Maitland Balfour. - London : Macmillan and Co, 1878. - XI, 287, 24 p. : ill. ; 24 cm.