Isognomon perna
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Pteriida
Family: Isognomonidae
Genus: Isognomon
Species:
I. perna
Binomial name
Isognomon perna
(Linnaeus, 1767)
Synonyms
List
  • Isognomon roberti H. J. Koch, 1953
  • Isognomon sulcatum (Lamarck, 1819)
  • Isogonum marsupiale Röding, 1798
  • Melina pernaeformis Philipsson, 1788
  • Ostrea perna Linnaeus, 1767
  • Perna costellata Conrad, 1837
  • Perna eremita Gould, 1850
  • Perna limoides Reeve, 1858
  • Perna linnaei Dunker, 1869
  • Perna marsupium Lamarck, 1819
  • Perna samoensis Baird, 1873
  • Perna sulcata Lamarck, 1819

Isognomon perna, the brown purse shell or rayed tree oyster, is a bivalve in the family Isognomonidae common in the Indo-Pacific including Hawaii.[1][2]

Description

Isognoma perna colors range from a brown or light-yellow purse shell to beige with a brown striped pattern and resembles a miniature clam.[3]

Distribution

Commonly found in the Indo-Pacific, including Hawaii, Western Polynesia, Eastern Polynesia, North to Japan Eastern to Southern Africa, New Caledonia, and Society Islands.[4][5]

Habitat

Isognomon perna live at depths of 0-20m in tropical climates; byssally attach to rocks, reef flats, or the underside of boulders.[1] Commonly found under rocks in shallow water and arranged one on top of the other.[6]

References

  1. 1 2 MolluscaBase (2023). "Isognomon perna (Linnaeus, 1767)". WoRMS. World Register of Marine Species. Retrieved 11 January 2023.
  2. ↑ "Brown Purse Shell, Isognomon perna". www.marinelifephotography.com. Retrieved 2023-01-11.
  3. ↑ "Isognomon perna". OPIHI. Retrieved 2023-06-27.
  4. ↑ "Isognomon perna, Rayed tree oyster". www.sealifebase.se. Retrieved 2023-06-27.
  5. ↑ "Isognomon perna (Linnaeus, 1767) - Brown purse oyster / shell (Marine bivalve images)". www.aphotomarine.com. Retrieved 2023-06-27.
  6. ↑ Hoover, John (2006). Hawai'i's Sea Creatures. A guide to Hawai'i's Marine Invertebrates. ISBN 1-56647-220-2.


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