Thylacodes

Genus of gastropods From Wikipedia, the free encyclopedia

Thylacodes is a genus of sea snails, marine gastropod mollusks in the family Vermetidae, the worm snails or worm shells. The species in this genus were previously placed in the genus Serpulorbis.[1]

Quick facts Scientific classification, Type species ...
Thylacodes
A view of the shell of a single live Thylacodes squamigerus
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Superfamily: Vermetoidea
Family: Vermetidae
Genus: Thylacodes
Guettard, 1770
Type species
Serpulorbis polyphragma Sasso, 1827
Synonyms
  • Aletes P. P. Carpenter, 1857
  • Cladopoda Gray, 1850 (subjective synonym)
  • Serpulorbis Sasso, 1827 (objective synonym)
  • Serpulus (Tetranemia) Mörch, 1859
  • Siphonium (Aletes) P. P. Carpenter, 1857 · unaccepted
  • Tetranemia Mörch, 1859
  • Tulaxoda Blainville, 1828 (objective synonym)
  • Tulaxodus Guettard, 1770
Close

Unlike some other vermetids, the species in this genus have no operculum.

Like other vermetids, the species in this genus do not have regular shell coiling like that of a typical gastropod shell, instead they have shells which are irregular. They are usually cemented onto a hard surface. Because of all this, the shells resemble the calcareous tubes of worms in the polychaete family Serpulidae.

Species

Species within the genus Thylacodes include:

Synonyms
  • Thylacodes angulatus (Rousseau in Chenu, 1844) = Eualetes tulipa (Rousseau in Chenu, 1843)
  • Thylacodes caperatus (Tate & May, 1900) = Petaloconchus caperatus (Tate & May, 1900)
  • Thylacodes dentiferus (Mörch, 1859) = Thylacodes longifilis (Mörch, 1862)
  • Thylacodes effusus (Valenciennes in Chenu, 1844) = Eualetes tulipa (Rousseau in Chenu, 1843)
  • Thylacodes oryzata (Mörch, 1862) = Thylacodes oryzatus (Mörch, 1862)

References

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