Ishiyama, M. & Sasagawa, I. & Akai, J. (1985)
The inorganic content of pleromin in tooth plates of the living holocephalan, Chimaera phantasma, consists of a crystalline calcium phosphate known as B-Ca3(PO4)2 (Whitlockite). Archives of Histology and Cytology, 47(1): 89–94
DOI: 10.1679/aohc.47.89