Akritogyra conspicua Monterosato 1880
Authors/Creators
Description
Akritogyra conspicua (Monterosato, 1880)
Fig. 13 a–c
Cyclostrema conspicuum Monterosato, 1880 [a] (p. 66).
Cyclostrema valvatoides Forbes—Di Geronimo & Bellagamba 1985 (pl. 2, figs. 1–2). Akritogyra conspicua (Monterosato, 1880) —Warén 1991[a] (p. 163, figs. 14 C–D, 15 D–F); Giannuzzi-Savelli et al. 1994 (p. 104, fig. 345); Repetto et al. 2005 (p. 90, bottom left fig.).
Diagnostic characters. Depressed trochiform, thin shell; flattened spire; large rounded aperture; moderately wide umbilicus; smooth outer surface. Protoconch: very low-spired; 1.25 whorls; diameter about 300 µm; smooth surface (poorly preserved); transition to the teleoconch marked by a thin lip.
Occurrence. Cores BC05 (1 specimen), BC51 (1). Maximum height: 1.5 mm.
Distribution and habitat. Akritogyra conspicua is an endemic Mediterranean species, found in both the western and the eastern basins between 100 and 2400 m depth, sometimes in proximity of cold seeps (Warén 1991[a]; Pons-Moyà & Pons 2000; Galil 2004; Ritt et al. 2011).
Fossil record. Pleistocene (Upper Glacial) of Sardinia (Di Geronimo & Bellagamba 1985).
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Scientific name authorship
- Monterosato
- Kingdom
- Animalia
- Phylum
- Mollusca
- Order
- Trochida
- Family
- Skeneidae
- Genus
- Akritogyra
- Species
- conspicua
- Taxon rank
- species
- Taxonomic concept label
- Akritogyra conspicua Monterosato, 1880 sec. Negri & Corselli, 2016
References
- Di Geronimo, I. & Bellagamba, M. (1985) Malacofaune dei dragaggi BS 77 - 1 e BS 77 - 2 (Sardegna nord orientale). Bollettino della Societa Paleontologica Italiana, 24 (2 - 3), 111 - 129.
- Giannuzzi-Savelli, R., Pusateri, F., Palmeri, A. & Ebreo, C. (1994) Atlante delle conchiglie marine del Mediterraneo. Vol. 1 (Archaeogastropoda). La Conchiglia, Roma, 125 pp.
- Repetto, G., Orlando, F. & Arduino, G. (2005) Conchiglie del Mediterraneo: 1770 specie illustrate con distribuzione e frequenza. Amici del Museo " Federico Eusebio ", Alba, 392 pp.
- Pons-Moya, J. & Pons, G. X. (2000) Molluscs de fons fangosos batials del Coll de Mallorca (SW de Mallorca, Illes Balears, Mediterrania Occidental). Bolletin de la Societat d'Historia Natural de les Balears, 43, 105 - 110.
- Galil, B. S. (2004) The limit of the sea. The bathyal fauna of the Levantine Sea. Scientia Marina, 68 (supplement 3), 63 - 72. http: // dx. doi. org / 10.3989 / scimar. 2004.68 s 363