(c) Costin Stoica
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Bacillales, Family Staphylococcaceae, Genus Salinicoccus, Salinicoccus
hispanicus (Marquez et al. 1990) Ventosa et al. 1993.
Old synonym: Marinococcus hispanicus Marquez et al. 1990.
Gram-positive cocci, 1.0-2.0 μm, occuring singly, in pairs, tetrads or clumps. Non-
motile. Non-spore-forming.
Colonies on 10% salt complex medium are round and smooth and form a
non-diffusible, reddish orange pigment. Broth cultures are uniformly turbid. Strictly
aerobic. Hemolysis is produced. Growth occurs at pH 5.0-9.0; optimum at pH 7.5.
Moderately halophilic; Growth occurs in media containing 0.5-25% NaCl; optimum
10% NaCl. No growth occurs in the absence of NaCl. Grows at 15-37 ºC; optimal
growth at 37 ºC.
Isolated from soils and ponds of a solar saltern near Alicante, Spain.
Undetermined.
- M. C. Marquez, A. Ventosa, F. Ruiz-Berraquero: Marinococcus hispanicus, a New Species of Moderately Halophilic Gram-Positive
Cocci. Int J Syst Evol Microbiol, April 1990 40: 165-169.
- A. Ventosa, M.C. Marquez, N. Weiss , B.J. Tindall: Transfer of Marinococcus hispanicus to the Genus Salinicoccus as Salinicoccus
hispanicus comb. nov. Syst. Appl. Microbiol., 1992, 15, 530-534.
Positive results for catalase, gelatin hydrolysis, methyl red test, nitrates reduction, oxidase, acid production from: fructose, galactose,
glycerol, D-glucose and D-mannitol.
Can utilize as sole carbon and energy sources: D-glucose, D-mannose, L-raffinose, L-rhamnose, ribose, salicin and sucrose.
Negative results for arginine hydrolysis, casein hydrolysis, citrate utilization, H2S production, indole production, lysine decarboxylase,
ornithine decarboxylase, phenylalanine deaminase, Tween 80 hydrolysis, tyrosine hydrolysis, Voges-Proskauer reaction, acid
production from: arabinose, lactose, D-trehalose and xylose.
Variable results for aesculin hydrolysis, DN-ase, starch hydrolysis, ONPG, urease, acid production from: maltose and sucrose.