Astarte crebricostata Macandrew & Forbes, 1847
Crassatelloidea : Astartidae |
Tebble name: | n/a |
Smith & Heppell name: | Astarte crebricostata Forbes, 1847 |
To size:
To 35mm.
Shell Structure:
Solid.
Equivalve:
Equivalve.
Equilateral:
Slightly inequilateral, beaks just in front of midline.
Tumidity:
A little compressed.
Outline:
Subovate to subelliptical, slightly trigonal but beaks mostly eroded. Dorsal margins sloping steeply, lunule and escutceon well developed both rather narrow. Anterior a little more pointed than posterior.
Sculpture:
Of 25-35 co-marginal ribs, these with steep edges and rather flattened dorsally. Ribs may become weaker at the margins and over the posterior area.
Margin:
Inner margin crenulate (may not be consistent).
Ligament:
External, rather short on a small nymph behind the beaks.
Hinge:
LV with 3 cardinal teeth, the posterior thin, a "lateral" flange and groove are present above the posterior adductor scar; a small "lateral" ridge is present above the anterior adductor scar. RV with 2 cardinal teeth, a posterior "lateral" flange and an anterior "lateral" groove.
Pallial Musculature:
Pallial line entire; adductor scars large of equal size.
Periostracum:
Persistent, olive brown to almost black. Co-marginally wrinkled and micro-punctate.
Colour:
Shell white.
Distribution & Ecology
Depth Range
Continental Shelf (to 200m)
Additional Information & Related Species
Additional Comments
Related Species
Crassatelloidea : Astartidae
References
Listed are literature citing Astarte crebricostata Macandrew & Forbes, 1847. Reference containing the species Type Description is highlighted.
Høpner Petersen G. 2001. Studies on some Arctic and Baltic Astarte species (Bivalvia, Mollusca). Bioscience. 52: 1-71. |
Macandrew R & Forbes E 1847. Notices of new or rare British animals observed during cruises in 1845 and 1846. Annals and magazine of natural History. 19: 96-98, pl 9. |
Resources
- Conchological Society
of Great Britain & Ireland
Provides resources for understanding, identifying, recording, and conserving molluscs - CLEMAM
Check List of European Marine Mollusca - MarLIN
The Marine Life Information Network for Britain and Ireland (MarLIN) provides information for marine environmental management, protection and education. It is a centre of excellence in spatially based and time-series marine biological information and supports good stewardship in the marine environment. - NBN Gateway
National Biodiversity Network's Gateway. Use it to explore UK biodiversity data, as contributed by participating data providers. - BivAToL
- MarBEF
- Malacological Society
- Unitas Malacologica
- Census of Marine Life
- MarBEF
MarBEF, a network of excellence funded by the European Union and consisting of 94 European marine institutes, is a platform to integrate and disseminate knowledge and expertise on marine biodiversity, with links to researchers, industry, stakeholders and the general public.