Work found, with species-group names introduced therein:
Lyons, W. G. and M. A. Snyder. 2008. New genera and species of Peristerniinae (Gastropoda: Fasciolariidae) from the Caribbean region, with comments on the fasciolariid fauna of Bermuda. Veliger 50 225-240. Bullockus guesti Bullockus pseudovarai Lightbournus russjenseni