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Porcupine abyssal plain : 3900-3950m

Porcupine abyssal plain : 3900-3950m

Porcupine abyssal plain : 3900-3950m

Porcupine abyssal plain : 3900-3950m
Parvamussium permirum (Dautzenberg, 1925)
NMW Image No.

Parvamussium permirum (Dautzenberg, 1925)

Pectinoidea : Propeamussiidae
Tebble name: n/a
Smith & Heppell name: n/a

To size: To 8.3mm. Shell Structure: Thin, fragile. Equilateral: Equilateral. Tumidity: Compressed. Outline: Disc, subcircular, slightly longer than high. Ears small, anterior slightly larger than posterior. Byssus notch absent.

Sculpture: LV with around 35 narrow radial raised lines and a few concentric ridges. Ears with fine radial striae. RV with closely spaced concentric raised lines. Ears with fine radial striae. Interior of valves with 13 radial ribs. Margin: Smooth. Colour: White.

Distribution map legend
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Distribution & Ecology

Known only from the Porcupine Sea Bight at 1600-4900m.

Depth Range
Bathyal (500 - 2000m)
Abyssal Rise (2000 - 4000m)
Abyssal Plain (4000m +)

Juveniles & Similar Species

Juvenile Description

Key Features & Similar Species

Additional Comments

Pectinoidea : Propeamussiidae


Listed are literature citing Parvamussium permirum (Dautzenberg, 1925). Reference containing the species Type Description is highlighted.
Dautzenberg P 1925. Mollusques nouveaux provenant des croisières du Prince Albert Ier de Monaco. Bulletin de l'Institut Océanographique de Monaco. 457: 1-12.
Olabarria C. 2005. Patterns of bathymetric zonation of bivalves in the Porcupine Sea Bight and adjacent abyssal plain, NE Atlantic. Deep-Sea Research I. 52: 15-31.




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Record last modified - 22/03/2016