References O |
|
OGAWA C., MOTOKAWA T., ISHIDA H. & MATSUNO A. (2000) Glycerinated catch apparatus of sea urchin spine : the effects of cations on its mechanical properties and ultrastructure. Zool. Sci., 17, p.603-608. OKAZAKI K. (1975) Normal development to metamorphosis, pp. 177-232. In G. Czihak (ed.). The Sea Urchin Embryo. Springer-Verlag, Berlin, Germany. OKAZAKI K., DILLAMAN R.M. & WILBUR K.M. (1981) Crystalline axes of the spine and test of the sea urchin Strongylocentrotus purpuratus: Determination by crystal etching and decoration. Biol. Bull. 161:402-415. OLSON R.R., CAMERON J.L. & YOUNG C.M. (1993) Larval development (with observations on spawning) of the pencil urchin Phyllacanthus imperialis: a new intermediate larval form? Biol. Bull. 185:77-85. ONODA K. (1931) Notes on the development of Heliocidaris crassispina with special reference to the larval body. Memoirs of the College of Science, Kyoto Imperial University, Series B 7:103-134. ONODA K. (1936) Notes on the development of some Japanese echinoids with special reference to the structure of the larval body. Japanese Journal of Zoology 6:637-654.
|
|