Template:Fallon, 2011a
- Fallon, P.J. 2011: Descriptions and illustrations of some new and poorly known turrids (Turridae) of the tropical northwestern Atlantic. Part 2. Genus Crassispira Swainson, 1840, subgenera Monilispira Bartsch & Rehder, 1939 and Dallspira Bartsch, 1950. Nautilus, 125(1): 15–28.