1. Babcock, J. A. 1986: The puzzle of alga-like problematica, or rummaging around in the algal wastebasket. In Problematic fossil taxa, Hoffman, A. and Nitecki, M.H. ed. 12-26. New York: Oxford University Press. Oxford: Clarendon Press.
2. Bassoullet, J.-P., P. Bernier, R. Deloffre, P. Génot, M. Jaffrezo, and D. Vachard. 1979. Essai de classification des Dasycladales en tribus. Bulletin des Centres de Recherches Exploration-Production Elf-Aquitaine 3: 429–442.
3. Beadle, S.C. 1988. Dasyclads, cyclocrinitids and receptaculitids: comparative morphology and palaeoecology. Lethaia 21: 1–12.
4. Beadle, S.C. 1991. Cyclocrinitids. In Calcareous algae and stromatolites, ed. R. Riding, 114–124. Berlin: Springer. 571 pp.
5. Bedford, R., and J. Bedford. 1936. Further notes on Cyathospongia (Archaeocyathi) and other organisms from the Lower Cambrian of Beltana, South Australia. Memoir Kyancutta Museum 3: 21–26.