The works of Francis Maitland Balfour, Volume 2 (of 4)
CHAPTER XX. ECHINODERMATA.
Development of the germinal layers, pp. 544-553. Development of the larval appendages and metamorphosis, pp. 553-573. Summary and general considerations, pp. 573-576.
The works of Francis Maitland Balfour, Volume 2 (of 4)
Development of the germinal layers, pp. 544-553. Development of the larval appendages and metamorphosis, pp. 553-573. Summary and general considerations, pp. 573-576.