†Turritella meganosensis protumescens Merriam and Turner 1937 (turret shell)
Gastropoda - Cerithioidea - Turritellidae
Full reference: C. W. Merriam and F. E. Turner. 1937. The Capay Middle Eocene of Northern California. University of California Publications, Bulletin of the Department of Geological Sciences 24(6):91-114
Belongs to Turritella meganosensis according to C. W. Merriam 1941
See also Merriam and Turner 1937, Squires 1984, Squires 1987 and Turner 1938
Sister taxa: none
Type specimen: UCMP 15353
Ecology: facultatively mobile semi-infaunal suspension feeder
Distribution: there are no occurrences of Turritella meganosensis protumescens in the database