FIGURE 4. A–B in Mollusks from late Mesozoic seep deposits, chiefly in California

FIGURE 4. A–B. Cataegis? sp. from Valanginian (Early Cretaceous) seep carbonates at Rocky Creek, Colusa County, California, USA; GZG.INV.84972. A. Rubber cast of the juvenile whorls. B. Scaly pattern of the adult whorl base. C. Vetigastropoda/Neomphalina indet.?Valanginian (Early Cretaceous) seep carbonates at Rocky Creek, Lake County, California, USA; GZG.INV.84980. D–J. Lithomphalus enderlini Kiel & Campbell, 2005 from Valanginian (Early Cretaceous) seep carbonates at Bear Creek, Colusa County, California, USA. D–F. Juvenile (GZG.INV.84977) displaying ornamentation of the early ontogenetic stage of the shell. G–H. Adolescent specimen GZG.INV.84978. I–J. Adolescent specimen GZG.INV.84979.