Name: Acidithiobacillus ferriphilus Falagán and Johnson 2016

Category: Species

Proposed as: sp. nov.

Etymology: fer.ri’phi.lus. L. neut. n. ferrum, iron; N.L. adj. philus -a -um, friend, loving; from Gr. adj. philos -ê -on, loving; N.L. masc. adj. ferriphilus, iron-loving, referring to its ability to grow in the presence of elevated concentrations of ferrous iron

Pronunciation (Latin), gender: a-ki-di-t^hi-o-ba-KIL-lus fer-RI-p^hi-lus, masculine

Type strain: DSM 100412; JCM 30830; M20

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: KY002490 Analyse FASTA

Valid publication: Falagan C, Johnson DB. Acidithiobacillus ferriphilus sp. nov., a facultatively anaerobic iron- and sulfur-metabolizing extreme acidophile. Int J Syst Evol Microbiol 2016; 66:206-211. 🇬🇧

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 1 of the IJSEM. Int J Syst Evol Microbiol 2016; 66:1607-1611.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 The risk group for Germany has been imported on 2026-08-13. 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 6 times in PubMed until 2026-06-11.

Parent taxon: Acidithiobacillus Kelly and Wood 2000

Assigned by: Falagan C, Johnson DB. Acidithiobacillus ferriphilus sp. nov., a facultatively anaerobic iron- and sulfur-metabolizing extreme acidophile. Int J Syst Evol Microbiol 2016; 66:206-211. 🇬🇧

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Record number: 793753