Name: Pelodictyon phaeoclathratiforme Overmann and Pfennig 1990

Category: Species

Proposed as: sp. nov.

Etymology: phae.o.cla.thra.ti.for’me. Gr. masc. adj. phaios, dark, brown; L. masc. perf. part. clathratus, provided with a lattice; from L. v. clathro, to furnish with a grate or lattice; L. adj. suff. -formis -is -e, -like, in the shape of; from L. fem. n. forma, figure, shape, appearance; N.L. neut. adj. phaeoclathratiforme, brown lattice-like

Pronunciation (Latin), gender: … p^ha͡e-o-kla-t^hra-ti-FOR-me, neuter

Type strain: BU 1; DSM 5477

Conduct genome-based taxonomy at

Effective publication: Overmann J, Pfennig N. Pelodictyon phaeoclathratiforme sp. nov., a new brown-colored member of the Chlorobiaceae forming net-like colonies. Arch. Microbiol. 1989; 152:401-406. 🇩🇪

IJSEM list: Anonymous. Validation list no. 33. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1990; 40:212.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 3 times in PubMed until 2026-06-11.
  • 🧍 Warning, see the note about Chlorobium clathratiforme. Publication: Imhoff JF. Phylogenetic taxonomy of the family Chlorobiaceae on the basis of 16S rRNA and fmo (Fenna-Matthews-Olson protein) gene sequences. Int J Syst Evol Microbiol 2003; 53:941-951. 🇩🇪
  • 🧍 However, according to Dr. Khursheed A. Malik (DSMZ) [3], the strain DSM 5477 is available but only to persons who are familiar with the growth of difficult phototrophic bacteria. — Malik KA. Personal communication, 2002-12-11.
  • 🧍 See also: Publication: Imhoff JF, Madigan MT. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of phototrophic bacteria. Minutes of the Meetings, 28 August 2000, Barcelona, Spain. Int. J. Syst. Evol. Microbiol. 2002; 52:2335-2336. 🇩🇪
  • 🧍 There are some controversies about the availability of the type strain DSM 5477 [1, 2]. Publication: Trueper HG, Imhoff JF. ICSB, SUBCOMMITTEE ON THE TAXONOMY OF THE PHOTOTROPHIC BACTERIA: Minutes of the meetings, 10 September 1997, Vienna, Austria. Int. J. Syst. Bacteriol. 1999; 49:925-926. 🇩🇪

Parent taxon: Pelodictyon Lauterborn 1913 (Approved Lists 1980)

Assigned by: Overmann J, Pfennig N. Pelodictyon phaeoclathratiforme sp. nov., a new brown-colored member of the Chlorobiaceae forming net-like colonies. Arch. Microbiol. 1989; 152:401-406. 🇩🇪

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Record number: 779248