Biology:Semimytilus algosus
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Short description: Species of mussel
| Semimytilus algosus | |
|---|---|
_-_Mytilidae_-_Mollusc_shell.jpeg)
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Mytilida |
| Family: | Mytilidae |
| Genus: | Semimytilus |
| Species: | S. algosus
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| Binomial name | |
| Semimytilus algosus (Gould, 1850)
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| Synonyms | |
Semimytilus algosus is a species of mussels. A common name for this species is Bisexual mussel,[1] or Dwarf mussel.[2] It is the first species where trioecy was reported in the phylum Mollusca.[3]
Size
Individuals can be up to 42 mm[1] or 50 mm in size.[4]
Reproduction
The species reproduces sexually.[1] In the past this species was described as simultaneous hermaphroditic but it was later confirmed the species is trioecious. It is believed this species evolved from a gonochoric ancestor.[3]
Occurrence
Its habitat is rocky shores.[5] The species has been found off the coasts of South Africa and is native to Chile .[6] The species is also invasive off the coast of Angola and Namibia.[7]
References
- ↑ 1.0 1.1 1.2 "bisexual mussel - Encyclopedia of Life". https://eol.org/pages/46466939.
- ↑ "Dwarf mussel" (in en-US). https://www.sanbi.org/animal-of-the-week/dwarf-mussel/.
- ↑ 3.0 3.1 Oyarzún, Pablo A.; Nuñez, José J.; Toro, Jorge E.; Gardner, Jonathan P. A. (2020). "Trioecy in the Marine Mussel Semimytilus algosus (Mollusca, Bivalvia): Stable Sex Ratios Across 22 Degrees of a Latitudinal Gradient" (in English). Frontiers in Marine Science 7. doi:10.3389/fmars.2020.00348. ISSN 2296-7745.
- ↑ Branch, George (2017-03-10) (in en). Two Oceans: A guide to the marine life of southern Africa. Penguin Random House South Africa. pp. 60–36. ISBN 978-1-77584-278-1. https://books.google.com/books?id=1Q1bDwAAQBAJ&q=bisexual+mussel.
- ↑ Picker, Mike (2013-10-24) (in en). Alien and Invasive Animals: A South African Perspective. Penguin Random House South Africa. ISBN 978-1-77584-130-2. https://books.google.com/books?id=aw1bDwAAQBAJ&q=Semimytilus+algosus&pg=PT508.
- ↑ Greef, K. de; Griffiths, C. L.; Zeeman, Z. (2013-09-01). "Deja vu? A second mytilid mussel, Semimytilus algosus, invades South Africa's west coast". African Journal of Marine Science 35 (3): 307–313. doi:10.2989/1814232X.2013.829789. ISSN 1814-232X. https://doi.org/10.2989/1814232X.2013.829789.
- ↑ Ma, Kevin C. K.; Zardi, Gerardo I.; McQuaid, Christopher D.; Nicastro, Katy R. (2020-09-11). "Historical and contemporary range expansion of an invasive mussel, Semimytlius algosus, in Angola and Namibia despite data scarcity in an infrequently surveyed region" (in en). PLOS ONE 15 (9): e0239167. doi:10.1371/journal.pone.0239167. ISSN 1932-6203. PMID 32915915.
Wikidata ☰ Q14330407 entry
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