Concise hierarchy

(Kingdom) Chromista - (Phylum) Haptista - (Class) Coccolithophyceae - (Order) Isochrysidales - (Family) Gephyrocapsaceae

Current position

Gephyrocapsaceae (Family) Black (1971)

Ref: T. Koray, 2001: 11.

Alternative positions

Coccolithophoridae (Family) Lohmann, 1902
Coccolithophyceae (Class) Rothm. (1951)	Ref: T. Cavalier-Smith et al., 2015: table 1 (p. 344). [rough position]
Prinsiaceae (Family) Hay & Mohler (1967)	Ref: R.E. Norris, 1982: 87.
Prymnesiina (Suborder) Cavalier-Smith	Ref: J.C. Green & R.W. Jordan, 2000: 1287. [rough position]

Historical positions

Coccolithophyceae (Class) Rothm. (1951)	Ref: T. Cavalier-Smith et al., 2015: table 1 (p. 344). [rough position]
Isochrysidales (Order) Pascher (1910)	Ref: S.M. Adl et al., 2005: 425.
Prymnesiophyceae (Class) D.J. Hibberd (1976)	Ref: T. Cavalier-Smith, 2004: table 4.1 (p. 77). [rough position]
Gephyrocapsaceae (Family) Black (1971)	Ref: T. Koray, 2001: 11.
Prymnesiina (Suborder) Cavalier-Smith	Ref: J.C. Green & R.W. Jordan, 2000: 1287. [rough position]
Haptomonada (Phylum)	Ref: L. Margulis & K.V. Schwartz, 1998: 144. [rough position]
Coccolithophyceae (Class) Rothm. (1951)	Ref: R.S. Boardman et al., 1987
Haptophyta (Phylum) D.J. Hibberd ex Edvardsen & Eikrem (2000)	Ref: L. Margulis & K.V. Schwartz, 1982: 80. [rough position]
Prinsiaceae (Family) Hay & Mohler (1967)	Ref: R.E. Norris, 1982: 87.

Number of Subtaxa

2025

Available in Systema Naturae 2000

1s;2v