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| Главные авторы: | , |
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| Формат: | Recurso digital |
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| Опубликовано: |
Zenodo
2007
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| Предметы: | |
| Online-ссылка: | https://doi.org/10.5281/zenodo.5468538 |
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Оглавление:
- <p><b>Genus <i>Myrtina</i> n.gen.</b></p><p>TYPE SPECIES. — <i>Myrtina porcata</i> n. sp. (here designated).</p><p>ETYMOLOGY. — <i>Myrtina</i> diminutive of <i>Myrtea.</i></p><p>DIAGNOSIS. — Shells small to medium in size, relatively flat, sub-circular, dorsal anterior margin with more or less elevated commarginal lamellae. Sculpture of fine to prominent, closely spaced, commarginal lamellae. Radial ribs absent. Lunule lanceolate to heart-shaped, asymmetric with larger part in right valve. Two cardinal teeth in left valve and single tooth in right valve; indistinct lateral teeth present in both valves. Anterior adductor scar short, detached for about 1/5 of length. Pallial line entire. Shell margin smooth.</p><p>REMARKS</p><p><i>Alucinoma</i> Habe, 1958 is similar in outline to <i>Myrtina</i> n. gen. but the type species, <i>A. soyae</i> Habe, 1958, from Japan, lacks hinge teeth and the thin commarginal lamellae are prominent largely on the posterior and anterior dorsal margins of the shell.</p>