Turrilitidae Gill, 1871
Key morphological features: Shell is tightly coiled into a spiral and may have ribbing or other ornamentation. Suture lines asymmetrical following spiral shell shape with variable number of lobes.
MOBILITY: Mobile (swim)
FEEDING MODE: Predator
Duration: Middle Albian to Upper Cenomanian (Source: Wright et al., 1996).
PaleoDB taxon number: 95378.
Wright, C. W., 1996. Ammonoidea, in Kaesler, R. L., ed., Treatise on Invertebrate Paleontology, Part L, Mollusca 4 Revised, Volume 4. The University of Kansas and Geological Society of America. 362 pp.