| SN2000 author citation | : |  | (F.E. Fritsch, in G.S. West & F.E. Fritsch, 1927) T. Cavalier-Smith, 1986, nom. zool. post. | 
	
		| Original name | : |  | West, G.S. & Fritsch, F.E. 1927. Treat. Brit. Freshw. Alg. (ed. 2): 23, 387. (F.E. Fritsch). [class "Cryptophyceae", nom. descript.]. | 
	
		| Subsequent rank | : |  | Cavalier-Smith, T. 1986. In F.E. Round & D.J. Chapman (eds.), Progress in Phycological Research 4: 338 ("Cryptophyta"). [nom. typific.]. | 
	
		| Subsequent use as a zoological name | : |  | Cavalier-Smith, T. 2010a. Biol. Lett. 6 (3 suppl.): table 1 (p. 3 note #: "International Code of Zoological Nomenclature"). | 
	
		| Original spelling | : |  | op. cit.: table 1 (p. 2: "Cavalier-Smith 1989 "). | 
	
		| Emended diagnosis (emend.) | : |  | Cavalier-Smith, T., Chao, E.E. & Lewis, R. 2015. Mol. Phyl. Evol. 93: table 1 (p. 344) ("Cavalier-Smith, 1989 em."). |