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Little Wing Pearl Shell
Electroma papilionacea
-37.9946, 145.032
Field Notes
Description:
A bivalve with paper-thin shells and about 40 mm wide. It had broken orange bands radiating from the umbo (where the valves are hinged). A very fragile specimen that was surprisingly intact despite being blown about in the wind. <br> The slightly flared part of the shell near the umbo ( on the Lt side in Pic 1) is called the auricle or wing, giving the species it's common name.
Habitat:
Spotted in the high tide area of the beach along with other shells & washed up sea weed - Rickett's Point ( Port Philip Bay)<br> Occurrence record: <br> https://bie.ala.org.au/species/urn:lsid:biodiversity.org.au:afd.taxon:d…
Notes:
The name Electroma virens is no longer accepted. Have amended the scientific name. <br>
The bivalve feeds on organic matter on or near the sea floor from 1 to 30 mts. <br> Class: Bivalvia
Subclass: Pteriomorphia
Order: Pterioida
Superfamily: Pterioidea
Family: Pteriidae
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