bokeloh bat lyssavirus bokeloh bat lyssavirus bokeloh bat lyssavirus (bblv) is negative-sense, single-stranded rna virus of the genus lyssavirus first isolated from a natterer's bat (myotis nattereri) found in bokeloh, lower saxony, germany in 2010. bokeloh bat lyssavirus virus classification (unranked): virus realm: riboviria kingdom: orthornavirae phylum: negarnaviricota class: monjiviricetes order: mononegavirales family: rhabdoviridae genus: lyssavirus species: bokeloh bat lyssavirus