Persististrombus nodosus

Persististrombus nodosus is an extinct species of fossil sea snail, a marine gastropod mollusk in the family Strombidae, the conchs.[2][3]

Persististrombus nodosus
Temporal range: Miocene
A view of the fossil shell of Persististrombus nodosus
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Family: Strombidae
Genus: Persististrombus
Species:
†P. nodosus
Binomial name
†Persististrombus nodosus
(S. Borson, 1820)
Synonyms

Description

Persististrombus nodosus is quite polymorphic, but it is usually slender with high spire. Spire whorls show strong nodes or spines. The sutural ramp and the last whorl bear spiral ribs, quite variable in number and strength. The surface of the last whorl is crumpled., with a slightly concave area.[4]

Fossil record

Fossils of Persististrombus nodosus are found in marine strata of the Miocene (age range: from 20.43 to 7.246 million years ago.). Fossils are known from Austria, France, Greece, Italy, Poland and Turkey.[5]

References
  1. Stromboidea
  2. P. nodosus at Stromboidea
  3. WMSDB
  4. MATHIAS HARZHAUSER and GIJS C. KRONENBERG The Neogene strombid gastropod Persististrombus in the Paratethys Sea
  5. Paleobiology Database Paleobiology Database


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