Quinella (bacterium)

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Scientific classification
Kingdom: Bacteria
Phylum: Firmicutes
Class: Clostridia
Order: Clostridiales
Family: Veillonellaceae
Genus: Quinella
Krumholz et al., 1993

Quinella ovalis

Quinella is a genus of bacteria in the Veillonellaceae family. Its only species, Quinella ovalis, is an extremely large motile rumen anaerobic prokaryote previously known as "Quin's Oval".[2][3]

In the illustrated atlas of sheep rumen organisms of Moir and Masson, their organism no. 3 represents Quinella ovalis.[4]


  1. ^ [1]
  2. ^ Krumholz, L.R., Bryant, M.P., Brulla, W.J., Vicini, J.L., Clark, J.H. & Stahl, D.A. (1993). "Proposal of Quinella ovalis gen. nov., sp. nov., Based on Phylogenetic Analysis". Int J Syst Bacteriol 43 (2): 293–296. doi:10.1099/00207713-43-2-293. PMID 7684240. 
  3. ^ Quin, J.I. (1943). "Studies on the alimentary tract of Merino sheep in South Africa. VII. Fermentation in the forestomachs of sheep.". Onderstepoort Journal of Veterinary Science and Animal Industry 18: 91–112. 
  4. ^ Moir, R.J. & Masson, M.J. (1952). "An illustrated scheme for the microscopic identification of the rumen micro-organisms of sheep". J. Path. Bact. 64 (2): 343–350. doi:10.1002/path.1700640210. PMID 14946656.