''Raphitoma philberti'' is a
species of
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
, a marine
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk in the
family Raphitomidae
Raphitomidae is a family of small to medium-sized sea snails, marine gastropod mollusks in the superfamily Conoidea.Bouchet P. & Rocroi J.-P. (Ed.) (2005). "Classification and nomenclator of gastropod families". ''Malacologia'' 47(1-2). . 39 ...
.
Description
The length of the shell varies between 6 mm and 14 mm.
The shell is turreted and fusiform. It contains about six convex
whorl
A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs).
Whorls in nature
File:Photograph and axial plane floral ...
s. They contain longitudinally rather tuberculated ribs that are decussated by coarse, elevated, transverse striae. The outer
lip is thickened within, somewhat contracting the
aperture, and strongly dentated with seven or eight elevated teeth. It has a moderately sized sinus immediately at the suture.
[Wood, Searles Valentine. A Monograph of the Crag Mollusca: With Descriptipns of Shells from the Upper Tertiaries of the British Isles. Vol. 1. Johnson, 1848.]
Coloration uniformly tawny-reddish, from light to dark, with whitish blotches as wide as two axials usually vanishing towards the suture. Comma-shaped white spots on the subsutural ramp. Soft parts foot sharped bilobed anteriorly. Black eyes at proximal 1/3 of tentacles. Foot and cephalic tentacles withish/yellowish semi-transparent with many bright white spots, head semi-transparent greyish/blackish. Siphon blackish with withish spots and a whitish ring at top.
Distribution
This species occurs in the Northern
Atlantic Ocean and in the
Mediterranean Sea.
References
* Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Patrimoines Naturels. 50: 180–213.
* Giannuzzi-Savelli R., Pusateri F. & Bartolini S., 2018. A revision of the Mediterranean Raphitomidae (Gastropoda: Conoidea) 5: loss of planktotrophy and pairs of species, with the description of four new species. Bollettino Malacologico 54, Suppl. 11: 1–77
External links
Michaud A. L. G. (1829). ''Description de plusieurs espèces nouvelles de coquilles vivantes.'' Bulletin d'Histoire Naturelle de la Société Linnéenne de Bordeaux 3: 260–276, 1 plPhilippi R. A. (1836). ''Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium, quae in itinere suo observavit. Vol. 1.'' Schropp, Berlin [Berolini]: xiv + 267 p., pl. 1–12Bellardi L. (1877), I molluschi dei terreni terziarii del Piemonte e della Liguria / Carus, Julius Victor, ''Prodromus faunae mediterraneae, sive Descriptio animalium Maris Mediterranei incolarum, quam comparata silva rerum quatenus innotuit, adiectis locis et nominibus vulgaribus eorumque auctoribus''; Stuttgart,E. Schweizerbart,1885-93Scacchi, A. (1836). ''Catalogus Conchyliorum regni Neapolitani''. Neapoli [Naples], Typis Filiatre-Sebetii 18 p., 1 pl.*
Tucker, J.K. 2004 ''Catalog of recent and fossil turrids (Mollusca: Gastropoda)''. Zootaxa 682:1–1295Biolib.cz : ''Raphitoma philberti''
{{DEFAULTSORT:Raphitoma Philberti
philberti
Gastropods described in 1829