Parathyasira coani Kamenev 2023, sp. nov. ...
Parathyasira coani sp. nov. urn:lsid:zoobank.org:act: B88594C5-63A1-4111-909B-D2359BB41965 Figs 2–6, Table 1 Parathyasira sp. 2 – Kamenev 2015: 191. Parathyasira sp. – Kamenev 2019: 6. Diagnosis Shell medium in size (to 7.5 mm in length), obliquely-rhomboidal, slightly drawn out anteriorly. Sculptur...
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Zenodo
2023
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| Online Access: | https://dx.doi.org/10.5281/zenodo.7573251 https://zenodo.org/record/7573251 |
| Summary: | Parathyasira coani sp. nov. urn:lsid:zoobank.org:act: B88594C5-63A1-4111-909B-D2359BB41965 Figs 2–6, Table 1 Parathyasira sp. 2 – Kamenev 2015: 191. Parathyasira sp. – Kamenev 2019: 6. Diagnosis Shell medium in size (to 7.5 mm in length), obliquely-rhomboidal, slightly drawn out anteriorly. Sculpture of closely spaced commarginal riblets and weak undulations. Second posterior fold weak. Posterior sulcus weak. Escutcheon long, deep. Lunule long, flat, weakly defined. Ligament well visible externally, long. Prodissoconch large (to 250 µm) with 5 lamellated folds. Lateral body pouches large, extensively lobed. Foot distally bulbous; bulbous portion not divided into two distinct parts; heel absent. Etymology The species epithet honors Dr Eugene V. Coan, a well-known researcher of eastern Pacific bivalves who made an enormous contribution to the study of the bivalve fauna of the Pacific Ocean. Material examined Holotype PACIFIC OCEAN • abyssal plain adjacent to the southern part of the Kuril-Kamchatka Trench; ... : Published as part of Kamenev, Gennady M., 2023, Three new deep-sea species of Thyasiridae (Mollusca: Bivalvia) from the northwestern Pacific Ocean, pp. 87-119 in European Journal of Taxonomy 856 on pages 90-101, DOI: 10.5852/ejt.2023.856.2031, http://zenodo.org/record/7569595 ... |
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