Phenatoma decessor

Phenatoma decessor
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Caenogastropoda
Clade: Hypsogastropoda
Clade: Neogastropoda
Superfamily: Conoidea
Family: Borsoniidae
Genus: Phenatoma
Species: P. decessor
Binomial name
Phenatoma decessor
Marwick, 1928

Phenatoma decessor is an extinct species of sea snail, a marine gastropod mollusk in the family Borsoniidae.[1]

Description

The length of the shell is 17 mm, its width 6 mm. Marwick considered this species a direct ancestor of Phenatoma rosea to which it closely resembles in shape and ornamentation.

Distribution

This extinct marine species was endemic to New Zealand and fossils were found in fossiliferous beds of calcareous tuffs at Whenuaturu Peninsula.

References

  1. Marshall, B. (2015). Phenatoma decessor Marwick, 1928 †. In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=831651 on 2016-03-21


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