Name: Georgenia satyanarayanai Srinivas et al. 2012

Category: Species

Proposed as: sp. nov.

Etymology: sat.ya.na.ra.ya’na.i. N.L. gen. masc. n. satyanarayanai, of Satyanarayana, named in honour of Professor T. Satyanarayana, an eminent microbiologist who significantly contributed to the knowledge of extremophiles from India

Pronunciation (Latin), gender: ge-or-GE-ni-a sat-ya-na-ra-YA-na-i, feminine

Type strain: DSM 27632; JC82; KCTC 19802; NBRC 107612

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: FN995635 Analyse FASTA

Valid publication: Srinivas A, Rahul K, Sasikala Ch, Subhash Y, Ramaprasad EV, Ramana ChV. Georgenia satyanarayanai sp. nov., an alkaliphilic and thermotolerant amylase-producing actinobacterium isolated from a soda lake. Int J Syst Evol Microbiol 2012; 62:2405-2409. 🇮🇳

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 62, part 10 of the IJSEM. Int J Syst Evol Microbiol 2013; 63:6-7.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Oceanitalea nanhaiensis Fu et al. 2012	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Kämpfer et al. 2016 Kampfer P, Glaeser SP, Busse HJ. Oceanitalea nanhaiensis Fu et al. 2012 is a later heterotypic synonym of Georgenia satyanarayanai Srinivas et al. 2012. Int J Syst Evol Microbiol 2016; 66:5519-5522. 🇩🇪 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 12 of the IJSEM. Int J Syst Evol Microbiol 2017; 67:525-528.
    Notes:
    • 🫂 Emendation accompanied by a proposal regarding the synonymy of the species.

• Notes:
  • ⏰ According to Kämpfer et al. (2016), this species is an earlier heterotypic synonym of Oceanitalea nanhaiensis Fu et al. 2012. Publication: Kampfer P, Glaeser SP, Busse HJ. Oceanitalea nanhaiensis Fu et al. 2012 is a later heterotypic synonym of Georgenia satyanarayanai Srinivas et al. 2012. Int J Syst Evol Microbiol 2016; 66:5519-5522. 🇩🇪
  • 😷 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 5 times in PubMed until 2026-06-11.

Parent taxon: Georgenia Altenburger et al. 2002

Assigned by: Srinivas A, Rahul K, Sasikala Ch, Subhash Y, Ramaprasad EV, Ramana ChV. Georgenia satyanarayanai sp. nov., an alkaliphilic and thermotolerant amylase-producing actinobacterium isolated from a soda lake. Int J Syst Evol Microbiol 2012; 62:2405-2409. 🇮🇳

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Record number: 790225