Biology:Thylacodes squamigerus

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Short description: Species of gastropod

Thylacodes squamigerus
A view of the shell of a live Thylacodes squamigerus
Scientific classification edit
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Family: Vermetidae
Genus: Thylacodes
Species:
T. squamigerus
Binomial name
Thylacodes squamigerus
(Carpenter, 1856)

Thylacodes squamigerus, common name the scaled worm snail, is a species of sea snail, a marine gastropod mollusk in the family Vermetidae, the worm snails. This species was previously known as Serpulorbis squamigerus.[1][2]

Description

The shell of the scaled worm snail is often cemented into colonies and is a uniquely sedentary snail.[3] These shells can grow up to about 5 in (12.7 cm) long and 0.5 in (1.3 cm) wide. The growth of the shell is irregular as it shapes to the surface it is attached to. The opening of the shell has no operculum and faces upward. The color of the shell is gray or pinkish. Scaly, longitudinal ribs run along the shell, giving the worm snail its common name.[4]

Distribution and habitat

The scaled worm snail lives along the Pacific coast of North America[3], from California to Baja California.[4] In 2013 to 2015, the marine heatwave given the name the Blob was documented to have allowed for a northern push of the worm snail to regions of California it had previously not been observed in.[5]

Within the scaled worm snail's range, it is found living attached to rock and dock pilings in protected areas. The worm snail can live at depths ranging from the intertidal zone to 20 m (65 ft).[4]

Biology

Similar to other worm snails, the scaled worm snail feeds by spinning mucus into a net that attaches to the substrate around it. This net captures detritus, including small pieces of kelp, that are in the water. The worm snail then uses its radula to collect the detritus off the trap.[6][7]

References

  1. ↑ Bieler, R. "Thylacodes squamigerus (Carpenter, 1857)". http://www.marinespecies.org/aphia.php?p=taxdetails&id=709499. 
  2. ↑ "WoRMS - World Register of Marine Species - Thylacodes squamigerus (P. P. Carpenter, 1857)" (in en). https://www.marinespecies.org/aphia.php?p=taxdetails&id=709499#distributions. 
  3. ↑ 3.0 3.1 Russo, Ron; Olhausen, Pam (1981) (in en-us). Pacific Intertidal Life: A guide to organisms of rocky reefs and tide pools of the Pacific Coast. AdventureKEEN. p. 21. ISBN 978-0-912550-32-9. 
  4. ↑ 4.0 4.1 4.2 Meinkoth, Norman August, ed (1990). The Audubon Society field guide to North American seashore creatures. The Audubon Society field guide series (4. print ed.). New York: Knopf. ISBN 978-0-394-51993-7. 
  5. ↑ Michaud, Kristen M.; Reed, Daniel C.; Miller, Robert J. (2022-10-28). "The Blob marine heatwave transforms California kelp forest ecosystems" (in en). Communications Biology (Nature Publishing Group) 5 (1): 1143. doi:10.1038/s42003-022-04107-z. ISSN 2399-3642. https://www.nature.com/articles/s42003-022-04107-z. 
  6. ↑ Yorke, Christie E.; Page, Henry M.; Miller, Robert J. (2019-07-10). "Sea urchins mediate the availability of kelp detritus to benthic consumers". Proceedings of the Royal Society B: Biological Sciences 286 (1906). doi:10.1098/rspb.2019.0846. ISSN 0962-8452. 
  7. ↑ Kappner, I; Al-Moghrabi, Sm; Richter, C (2000). "Mucus-net feeding by the vermetid gastropod Dendropoma maxima in coral reefs" (in en). Marine Ecology Progress Series 204: 309–313. doi:10.3354/meps204309. ISSN 0171-8630. http://www.int-res.com/abstracts/meps/v204/p309-313/. 

Wikidata ☰ Q14491801 entry