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486  FABIO LIBERTO ET ALII

Clausilia confinata, Westerlund, 1884: 46 - Mare-            ORIGINAL DESCRIPTION. L. Pfeiffer (1856): “T.
    timo bei Sicilien                                    rimata, fusiformis, truncata, solida, confertim plicato-
                                                         costulata, purpurascenti-fusca; spira ventrosa,
Clausilia (Siciliaria) confinata, Monterosato, 1892:     sublate decollata; sutura albo-papillata; anfr.
    28 - Isola di Maretimo                               superst. 7 1/2 convexiusculi, ultimus basi breviter
                                                         cristatus; apertura piriformis; lamella supera
Clausilia (Siciliaria) confinata, Westerlund, 1892: 48   exigua, marginem non attingens, infera valida,
Clausilia (Siciliaria) confinata, Westerlund, 1901:      arcuatim ascendens; lunella distincta, angusta,
                                                         flexuosa; plicae palatales 3, suprema elongata,
    39–40, 180 - I. Maretimo                             secunda brevior, antice callosa, tertia infera, sub-
Delima (Siciliaria) scarificata, Wagner, 1924: 124       columellari parallela; perist. hepaticum, con-
                                                         tinuum, breviter solutum, undique expansum et re-
    - Insel Maretimo im w. Von Sizilien                  flexiusculum. - Long, (trunc.) 17, diam. 5 mill. Ap.
Clausilia (Siciliaria) confinata, Sacchi, 1955: 23       5 mill. longa, 4 lata”.
Siciliaria confinata, Sacchi, 1956: 8–9
Siciliaria confinata, Sacchi, 1957: 673                      DIAGNOSIS. Terrestrial pulmonate snail with
Delima (Siciliaria) confinata, Alzona, 1971: 91,         shell sinistral, fusiform, brown-purplish in color;
                                                         aperture with five lamellae (on parietum and
    sectio Siciliaria - Is. Marettimo                    columellar side) and lunella and five plicae (on
Siciliaria (Siciliaria) scarificata, Nordsieck, 1979:    palatum); in particular high columellar (lower
                                                         parietal) lamella, ascending in a double “S” curve;
    259                                                  a wide anterior upper palatal plica; long basal plica;
Siciliaria (Siciliaria) scarificata, Manganelli et al.,  short sulcalis; genitalia are characterized by very
                                                         short bursa copulatrix duct, short diverticulum of
    1995: 24, 47 - Isola di Marettimo (Egadi)            bursa copulatrix; penial papilla conic and short.
Charpentieria (Siciliaria) scarificata, Nordsieck,
                                                             DESCRIPTION (Figs. 7–14). Shell sinistral, fusi-
    2002: 33–34                                          form, elongated, generally decollated, rather thick
Charpentieria (Siciliaria) scarificata, Beckmann,        and robust, brown-purplish in color, with apertural
                                                         margin light brownish; obtuse apex; external sur-
    2004: 186, 188 - Insel Maréttimo                     face with transverse ribs, 8.5 ribs per 2 mm of the
Siciliaria scarificata, Fiorentino et al., 2004 -        penultimate whorl (10 specimens); spire with 9–10
                                                         slightly convex whorls (7 in decollate shells),
    Marettimo                                            slowly and regularly growing; sutures shallow, with
Charpentieria (Siciliaria) scarificata, Nordsieck,       slightly evident papillae (papillae more numerous
                                                         along sutures from level with first 3–7 whorls);
    2007: 54                                             basal keel little distinct; umbilicus closed; aperture
Charpentieria (Siciliaria) scarificata, Bank, 2011:      oval, with five lamellae (on parietum and columel-
                                                         lar side) and lunella and five plicae (on palatum).
    23 - Sicily                                          On palatum there is a short lunella and starting from
Siciliaria scarificata, Welter-Shultes, 2012: 342 -      suture: a thin sutural plica very close to suture; a
                                                         well raised principal plica; a wide anterior upper pal-
    S. Italy, Marettimo island                           atal plica, separated from or connected with upper
Siciliaria (Siciliaria) scarificata, Nordsieck, 2013:    palatal plica; long basal plica, internal beginning of
                                                         which is joined to the base of lunella; a short sul-
    1–14                                                 calis (Figs. 15, 16). A relatively conspicuous callos-
                                                         ity on the upper external border of palatum
     TYPE LOCALITY. Marettimo (Egadi Islands,            embedding external apexes of upper palatal plica
Sicily, Italy). This species was comunicated by the      and principal plica. On parietum, starting from su-
naturalist Luigi Benoit to L. Pfeiffer who published     ture; there are: parallel lamella very thin or absent;
the first valid description reporting its distribution   non emergent spiral lamella in the centre of pari-
as “Habitat in Sicilia” (L. Pfeiffer, 1856).

    EXAMINED MATERIAL. Italy, Sicily, Favignana,
Island of Marettimo (Egadi Islands), Punta Troia,
50 m, VIII.1997, 3 shells (RC); idem, Case
Romane, 200 m, VI.2005, 23 shells (RC); idem,
VI.2005, 4 shells (RC); idem, from Case Romane
to Monte Falcone 300–680 m, 30.V.2010, 11 spe-
cimens, 60 shells, (LC 8021–8096); idem,
VI.2005, 3 shells (MNMP); idem, contrada Pelosa,
60 m, 30.V.2010, 16 specimens and 42 shells (SC);
idem, Case Romane, 200 m, 30.V.2010, 18 shells
(SC).
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