Thyasira undefined-2
- Dataset
- Mollusks (Gastropoda, Bivalvia) from Miocene cold-seep deposits in northern Italy: revisions and additions
- Rank
- SPECIES
Classification
- kingdom
- Animalia
- phylum
- Mollusca
- class
- Bivalvia
- order
- Lucinida
- family
- Thyasiridae
- genus
- Thyasira
- species
- Thyasira undefined
description
Description Small, little inflated, sub-triangular shell, surface with distinct, irregular growth increments, umbones elevated, pointed, slightly prosogyrate; posterior sulcus present, widening posteriorly, bordered by indistinct ridge; anterodorsal margin very long, slightly concave.
description
Fig. 9 C
distribution
Stratigraphic and geographic range Lower Miocene (lower Burdigalian), northern Italy.
materials_examined
Material examined ITALY – Emilia-Romagna • 1 spec.; Casola; MGGC 22312 (L = 7 mm).
Name
- Homonyms
- Thyasira undefined-2
- Thyasira undefined-1