Biology:Octopus vitiensis

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Short description: Species of octopus

Octopus vitiensis
Octopus vitiensis.jpg
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Order: Octopoda
Family: Octopodidae
Genus: Octopus
Species:
O. vitiensis
Binomial name
Octopus vitiensis
Hoyle, 1885

Octopus vitiensis, or the bighead octopus,[1] is a species of octopus[2] provisionally placed in the genus Octopus.[3] It was described by William Evans Hoyle in 1885[4] based on a specimen found in reefs in Kandavu, Fiji[3] during a voyage of HMS Challenger.[5]

Description

O. vitiensis is maroon to dark purple-black in color.[6] It has large eyes, a broad head, and arms of moderate length.[7] The species is described as robust[6] and muscular[7] with scattered warts on the skin.[5] O. vitiensis is small,[8] and has a mantle length of up to 60 millimeters and a total length of up to 250 millimeters.[3]

Distribution

O. vitiensis is tropical,[9] found in Fiji, Tonga, and Papua New Guinea;[3] and benthic,[9] found at depths of zero to 20 meters.[3]

Life cycle

O. vitiensis lays eggs two millimeters in length.[10]

References

  1. Cole, Theodor C. H. (2017), Cole, Theodor C. H., ed., "IX. Mollusca: Cephalopoda – Kopffüßer – Cephalopods" (in de), Wörterbuch der Wirbellosen / Dictionary of Invertebrates: Latein-Deutsch-Englisch (Berlin, Heidelberg: Springer): pp. 157–163, doi:10.1007/978-3-662-52869-3_9, ISBN 978-3-662-52869-3, https://doi.org/10.1007/978-3-662-52869-3_9, retrieved 2023-03-15 
  2. "Octopus vitiensis Hoyle, 1885". 2018-02-07. https://www.marinespecies.org/aphia.php?p=taxdetails&id=342044. 
  3. 3.0 3.1 3.2 3.3 3.4 Norman, M. D.; Finn, J. K.; Hochberg, F. G. (2016). "Family Octopodidae". in Jereb, Patrizia (in en). Cephalopods of the World: An Annotated and Illustrated Catalogue of Cephalopod Species Known to Date. 3: Octopods and Vampire Squids. Rome, Italy: Food and Agriculture Organization of the United Nations. pp. 215. ISBN 978-92-5-107989-8. https://www.fao.org/publications/card/en/c/6d398e2d-abf1-57f1-91d5-664b06874ee6/. 
  4. Hoyle, William E. (1885). "XIX.—Diagnoses of new species of Cephalopoda collected during the cruise of H.M.S. 'Challenger.'—Part I. The Octopoda". Annals and Magazine of Natural History 15 (87): 222–236. doi:10.1080/00222938509459320. ISSN 0374-5481. http://dx.doi.org/10.1080/00222938509459320. 
  5. 5.0 5.1 Thomson, C. Wyville; Murray, John; Nares, George S.; Thomson, Frank Tourle (1886) (in en). Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873-76 under the command of Captain George S. Nares and the late Captain Frank Tourle Thomson, R.N. Edinburgh, UK: H.M. Stationery Office. https://books.google.com/books?id=QAQTQYSJuuEC. 
  6. 6.0 6.1 Huffard, Christine L. (2007). "Four new species of shallow water pygmy octopus (Mollusca: Cephalopoda) from the Kingdom of Tonga". Molluscan Research 27 (3): 147–170. https://www.researchgate.net/publication/263083845. 
  7. 7.0 7.1 Ward, Linda A. (2003). "The cephalopods of Guam". Micronesia 35-36: 294–302. https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=f6afef006f1a5fd7d2b46fbf6ecfc890933f258c. 
  8. Voight, Janet R. (1998). "An Overview of Shallow-Water Octopus Biogeography". in Voss, Nancy A. (in en). Systematics and Biogeography of Cephalopods. Smithsonian Contributions to Zoology. II. Washington, DC: Smithsonian Institution Press. https://repository.si.edu/bitstream/handle/10088/6317/SCtZ-0586_VolII-Lo_res.pdf?isAllowed=y&sequence=2#page=279. 
  9. 9.0 9.1 "Octopus vitiensis, Bighead octopus". https://www.sealifebase.ca/summary/Octopus-vitiensis.html. 
  10. Villanueva, Roger; Norman, Mark D. (2008). "Biology of the Planktonic Stages of Benthic Octopuses". Oceanography and Marine Biology 46: 105–202. https://www.researchgate.net/publication/266223304. 

Wikidata ☰ Q2330094 entry