Authors(s) | Yochelsen, E. L., and Lindemann, R. H. |
Year | 1986 |
Title | Considerations on systematic placements of the styliolines (incertae sedis: Devonian). In: Hoffman, A. and Nitecki, M. H. (eds). Problematic fossil taxa. New York-Oxford (Oxford Univ. Press, Clarendon Press): 45-58, 1 tab., 6 figs. |