Syntomodrillia espyra explained

Syntomodrillia espyra is an extinct species of sea snail, a marine gastropod mollusk in the family Drilliidae.^[1]

Description

The length of the shell attains 7 mm, its diameter 2.6 mm.

The shell contains one and a half to two and a half smooth whorls, with the nucleus of the whorls bulging slightly towards the anterior edge. The columella of the shell has fine spiral threads.

The number of whorls and size of the whorls were noted to vary between each individual specimen.

Distribution

This extinct species was found in Pliocene strata of the Bowden Formation, Jamaica; age range: 3.6 to 2.588 Mya.

References

• A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions

Notes and References

1. W. P. Woodring. 1928. Miocene Molluscs from Bowden, Jamaica. Part 2: Gastropods and discussion of results . Contributions to the Geology and Palaeontology of the West Indies