Bathyspinula filatovae (Knudsen, 1967)
Nuculanoidea : Bathyspinulidae |
Tebble name: | n/a |
Smith & Heppell name: | n/a |
Notes on Nomenclature
To size:
To 3.5mm.
Shell Structure:
Thin, semi-transparent.
Equivalve:
Equivalve.
Equilateral:
Equilateral, beaks located at, or slightly anterior of midline.
Tumidity:
Slightly inflated.
Outline:
Oval with a pointed rostrum: antero-dorsal margin short, sloping to narrowly rounded anterior. Postero-dorsal margin long, almost horizontal, distinctly angled with upper margin of rostrum; junction of rostrum with ventral margin sinuous; ventral margin deeply rounded. Umbo relatively narrow, just rising above the dorsal margin.
Contour:
Rostrum with a sharp keel.
Sculpture:
Of closely spaced but rather obscure co-marginal ridges and lines.
Margin:
Smooth.
Ligament:
Amphidetic, internal part, rounded and relatively large, and seated in a resilium but without a projecting chondrophore; external part small, scarcely visible and not visible from a lateral view.
Hinge:
Taxodont. Hinge plate moderately solid, v-shaped, narrow near the umbo and broadening towards either end. Teeth chevron-shaped, up to 11 in each set.
Periostracum:
Glossy, iridescent, translucent pale olive.
Colour:
Transparent, glassy.
Additional Characters:
Gut loop of multiple, tight, circular coils on anterior right side.
Distribution & Ecology
Depth Range
Bathyal (500 - 2000m)
Abyssal Rise (2000 - 4000m)
Abyssal Plain (4000m +)
Additional Information & Related Species
Additional Comments
Related Species
Nuculanoidea : Bathyspinulidae
References
Listed are literature citing Bathyspinula filatovae (Knudsen, 1967). Reference containing the species Type Description is highlighted.
Coan E.V. & Scott P.H. 1997. Checklist of the Marine Bivalves of the Northeastern Pacific Ocean. Santa Barbara Museum of Natural History. 1-28: |
Knudsen J 1967. The John Murray Expedition 1933-34. The deep sea Bivalvia. Scientific Reports of the John Murray Expedition. 11(3): 237-343. |
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.