Brancoceratidae Spath, 1934 (1900)
Key morphological features: Evolute shell with round, oval whorls often embellished with spiral striations or notches on ribbing. Suture lines have little variation with size and shape.
MOBILITY: Mobile (swim)
FEEDING MODE: Predator
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.