homotypic synonym, validly published under the ICNP
Neisseriaovis is the correct name if this species is regarded as a separate species within a separate genus Neisseria.
However, the type strain was not cited [see Rule 27(3)] and this new combination did not appear in the Notification List published in the July 1993 issue of the IJSB .Publication:
Lists Editor I. Notification that new names and new combinations have appeared in IJSB. Int. J. Syst. Bacteriol. 1993; 43:625.
In the April 1993 issue of the IJSB, M. Véron et al.  proposed that Neisseria ovis should be called Branhamella ovis.Publication:
Veron M, Lenvoise-Furet A, Coustere C, Ged C, Grimont F. Relatedness of three species of "false neisseriae," Neisseria caviae, Neisseria cuniculi, and Neisseria ovis, by DNA-DNA hybridizations and fatty acid analysis. Int J Syst Bacteriol 1993; 43:210-220.
The full TRBA 466 classification is: risk group = 2, note = "t".