Title


Genus Rhodocyclus

Warning: In the List of Prokaryotic names with Standing in Nomenclature, an arrow () only indicates the sequence of valid publication of names and does not mean that the last name in the sequence must be used (see: Introduction).

Number of species, including synonyms, cited in this file: 3
Number of subspecies, including synonyms, cited in this file: 0

Classification (Warning: see also the file "Classification of prokaryotes: Introduction").


For a detailed description of this taxon see Bergey’s Manual of Systematics of Archaea and Bacteria (BMSAB).


 

Rhodocyclus Pfennig 1978, genus. (Type order of the genus ¤ Rhodocyclales Garrity et al. 2006; type genus of the family ¤ Rhodocyclaceae Garrity et al. 2006).
Type species: ¤ Rhodocyclus purpureus Pfennig 1978 (Approved Lists 1980).
Recommended three-letter abbreviation: Rcy. (see the file ¤ "Three-letter code for abbreviations of generic names").
Etymology: Gr. n. rhodon, the rose; L. masc. n. cyclus, a circle; N.L. masc. n. Rhodocyclus, red circle.
Approved Lists reference: SKERMAN (V.B.D.), McGOWAN (V.) and SNEATH (P.H.A.) (editors): Approved Lists of Bacterial Names. Int. J. Syst. Bacteriol., 1980, 30, 225-420 (Approved Lists of Bacterial Names in IJSEM Online - Approved Lists of Bacterial Names Amended edition).
Original publication: PFENNIG (N.): Rhodocyclus purpureus gen. nov. and sp. nov., a ring-shaped, vitamin B12-requiring member of the family Rhodospirillaceae. International Journal of Systematic Bacteriology, 1978, 28, 283-288.

Rhodocyclus Pfennig 1978 (Approved Lists 1980) emend. Imhoff et al. 1984.
Reference: IMHOFF (J.F.), TRÜPER (H.G.) and PFENNIG (N.): Rearrangement of the species and genera of the phototrophic "purple nonsulfur bacteria". Int. J. Syst. Bacteriol., 1984, 34, 340-343.
Original article in IJSEM Online

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Rhodocyclus gelatinosus (Molisch 1907) Imhoff et al. 1984, comb. nov.
Type strain: (see also Global Catalogue of Microorganisms) ATCC 17011= CCUG 15841 = CCUG 21977 = CCUG 21990 = CIP 107072 = DSM 1709 = IFO (now NBRC) 16663 = LMG 4311 = NCIB (now NCIMB) 8290.
Sequence accession no. (16S rRNA gene) for the type strain: D16213.
Basonym: ¤ Rhodopseudomonas gelatinosa (Molisch 1907) van Niel 1944 (Approved Lists 1980).
Other synonym: "Rhodocystis gelatinosa" Molisch 1907.
Etymology: N.L. n. gelatinum (from L. part. adj. gelatus, frozen), gelatin; L. suff. -osus -a -um, suffix used with the sense of full of, prone to; N.L. masc. adj. gelatinosus, gelatinous.
Valid publication: IMHOFF (J.F.), TRÜPER (H.G.) and PFENNIG (N.): Rearrangement of the species and genera of the phototrophic "purple nonsulfur bacteria". Int. J. Syst. Bacteriol., 1984, 34, 340-343.
Original article in IJSEM Online

¤ Rubrivivax gelatinosus (Molisch 1907) Willems et al. 1991, comb. nov.

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Rhodocyclus purpureus Pfennig 1978, species. (Type species of the genus.)
Type strain: (see also Global Catalogue of Microorganisms) DSM 168 = LMG 7759.
Sequence accession no. (16S rRNA gene) for the type strain: M34132.
Etymology: L. masc. adj. purpureus, purple-colored, purple, violet.
Approved Lists reference: SKERMAN (V.B.D.), McGOWAN (V.) and SNEATH (P.H.A.) (editors): Approved Lists of Bacterial Names. Int. J. Syst. Bacteriol., 1980, 30, 225-420 (Approved Lists of Bacterial Names in IJSEM Online - Approved Lists of Bacterial Names Amended edition).
Original publication: PFENNIG (N.): Rhodocyclus purpureus gen. nov. and sp. nov., a ring-shaped, vitamin B12-requiring member of the family Rhodospirillaceae. International Journal of Systematic Bacteriology, 1978, 28, 283-288.

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Rhodocyclus tenuis (Pfennig 1969) Imhoff et al. 1984, comb. nov.
Type strain: (see also Global Catalogue of Microorganisms) ATCC 25093= DSM 109 = LMG 4367 = NBRC 102472.
Sequence accession no. (16S rRNA gene) for the type strain: D16208.
Basonym: ¤ Rhodospirillum tenue Pfennig 1969 (Approved Lists 1980).
Etymology: L. masc. adj. tenuis, slender, thin.
Valid publication: IMHOFF (J.F.), TRÜPER (H.G.) and PFENNIG (N.): Rearrangement of the species and genera of the phototrophic "purple nonsulfur bacteria". Int. J. Syst. Bacteriol., 1984, 34, 340-343.
Original article in IJSEM Online

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