Modulus floridanus

Modulus floridanus
Shell of Modulus floridanus (holotype)
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: incertae sedis
Superfamily: Cerithioidea
Family: Modulidae
Genus: Modulus
Species:
M. floridanus
Binomial name
Modulus floridanus
Conrad, 1869

Modulus floridanus is a species of sea snail, a marine gastropod mollusc in the family Modulidae.[1]

Description

(Original description) The shell is suborbicular, comprising five whorls that are channelled at the suture. The penultimate and ultimate whorls exhibit transverse nodular ribs. A slightly nodular revolving rib is present at the base of the spire's whorls, continuing onto the body whorl below the transverse ribs. The shoulder is rounded. On the body whorl, there are eight rounded, slightly nodular revolving ribs.

The shell is white with black spots. The columellar tooth is oblique, perfectly straight, and tinged with purple. The umbilicus is small, and the columella is concave and purple. The operculum is round and concave. [2]

Distribution

This marine species occurs off Florida, USA.

References

  1. ^ Modulus floridanus Conrad, 1869. 17 September 2025. Retrieved through: World Register of Marine Species.
  2. ^ Conrad, T.A. (1869). "Notes on Recent Mollusca". American Journal of Conchology. 5: 107. Retrieved 17 September 2025. This article incorporates text from this source, which is in the public domain.
  • Petuch, E. J. (2013). Biogeography and biodiversity of western Atlantic mollusks. CRC Press. 252 pp.