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V. Garilli, 2008 Page 39

Figures 68–69 with the “form” ecarinata of A. carinata, few to abundant very small granules. These are more
Figures 1, 4, 5), in usually bearing varices, and in the numerous on last half whorl, where they are spirally ar-
microsculpture of the early teleoconch. In addition, their ranged, forming very discontinuous and irregular ridges.
respective larval shells do not show relevant differences. Protoconch/ teleoconch transition distinct, with a slight
Alvania rosariae new species can be distinguished by (to very slight) sinuosity. Teleoconch consists of 3–3.5
absence of a keeled shape, having subequal and more weakly to discretely convex whorls, quite variable in
numerous spiral and axial sculptural elements. The can- width. These are sculptured by well-raised, narrow, spi-
cellate form of A. lactea is comparable with A. rosariae ral, occasionally almost keel-like cords (in quite conical
new species, having a very similar sculpture and occa- shells), which overide the axial sculpture. They number
sionally a similar shell shape (only in the very ovate 3–4, 4–5, and 12–13 on first, penultimate, and body
morph, e.g. Figures 44, 47 and 65–66). However, A. ro- whorl, respectively. Usually, weaker cords are present on
sariae new species differs by having more convex whorls shell base or close to upper suture. Axial sculpture
and a very different microsculptural pattern, with only formed by very narrow, prosocline, rows of short seg-
irregular, fine, often interrupted spiral threads covering ments, forming discontinous ribs, occurring between spi-
the early teleoconch whorls. Furthermore, the proto- ral cords and becoming very thin to lacking toward shell
conch I of A. lactea bears a coarser sculpture, consisting base. Ribs number 40–60 on last whorl. At the intersec-
of more numeorus and larger pimples and much more tions with axial elements, spiral cords generally appear
elevated spiral lirae. very finely nodular (Figure 86). Last whorl well-
expanded, with a rather rounded profile, sometimes in-
Alvania rosariae new species can also be compared flated, comprising about 2⁄3 to 3⁄4 (in subcarinate and
with A. francescoi new species: both species have a ga- conical shells) of total shell height. Aperture ovate, an-
leodiniform shape, a similar microsculpture, and share a teriorly rounded, posteriorly angulated, comprising
very similar sculptural pattern on the protoconch. Dif- about 1⁄2 and 2⁄3 of total shell and last whorl height, re-
ferences between the two species are mainly found in the spectively. Outer lip rounded, markedly prosocline, thin,
teleoconch sculpture, which is strongly nodular and internally smooth, externally with no thickening. Inner
coarser in A. francescoi new species; furthermore the lip weakly arcuate, with a thin and narrow (Figure 82) to
latter has fewer spiral cords and axial ribs. stronger and wider (Figure 80) callus, leaving a very nar-
row umbilical chink. Coloration usually consists of red-
Alvania rosariae new species may resemble A. magis- dish to brown spots on a cream-whitish or (rarely)
tra Chirli, 2006, an interesting galeodiniform species brownish background.
from the Pliocene of N Italy and S Spain (Chirli, 2006: pl.
11, figs.13–16 and pl. 12, figs.1–8; Landau et al., 2004: pl. Type Locality: Peninsula of Magnisi (originally indi-
10, figs.3a–e, as Alvania sp.), showing a quite similar cated as “Peninsula Thapsum” from the old Greek name
finely cancellate sculpture, especially in the arrangement of Magnisi), Siracusa, southeastern Sicily.
of the adapical cords, and a quite wide, ovate aperture.
However, the latter species shows an unusual outer lip Material Examined: Atlantic: Canary Islands, Tene-
profile, having a wide sinus at the upper aspect, its pro- rife, Pal-Mar, 6–8 m, 1 sh., MNHN coll. P. Bouchet, 15
toconch I shows a netted Manzonia-like sculpture, while Jul. 1980; Morocco: Asilah, mouth of Oued el Helou,
protoconch II appears less sculptured than in A. rosariae conchiferous detritus, beach, 9 shs, MNHN coll. S. Go-
new species fas, 1971–72; El Jadida, (33°16Ј N, 08°29Ј W), large
beach, conchiferous detritus, beach, 5 shs, MNHN réc S.
Alvania tenera (Philippi, 1844) Gofas, 26 Sep. 1991; El Jadida, (33°16Ј N, 08°29Ј W),
(Figures 80–89) large beach, tide zone, 4 shs, MNHN réc S. Gofas, 26
Sep.1991. Strait of Gibraltar: Spain, Cadiz, conchiferous
Rissoa tenera Philippi, 1844: 128–129, pl. 23, fig. 15. detritus, beach, 2 shs, MNHN coll. S. Gofas, 1976–81;
Galeodina tenera (Philippi, 1844).—Piani, 1979: 71, Cadiz, Tarifa, beach, 4 shs, coll. PAL ex coll. C. Bogi,
fig. 4 Jun. 1986, 2030TAR; Cadiz, Tarifa, Torre de la Peña,
conchiferous detritus, beach, 3 shs, MNHN coll. S. Go-
Description: Shell minute, conical, and subcarinate, fas, Aug. 1981; Morocco, Tanger, Grande Plage, conchif-
to conical-ovate or elongate, moderately to markedly erous detritus, beach, 1 sh., MNHN coll. S. Gofas, 1970–
sturdy, reaching 2.2 mm in height and 1.4 mm in width. 81. Mediterranean: Spain, Andalusia, Punta della Mona,
Protoconch multispiral, conical, with 2–2.3 convex 43 m, 5 shs, coll. PAL ex coll. C. Bogi, 2032PMO; Spain,
whorls. Protoconch I consists of about 0.8 whorl, sculp- Málaga, industrial dredging, 20–40 m, 1 sh., MNHN réc.
tured by six very thin spiral lirae and a few microscopic
granules between them. Protoconch II is sculptured by a

Figures 62–69. Alvania rosariae new species, holotype and paratypes 16, 21, and 35. 62–63. Apertural (62), dorsal (63) and profile
(64) views of holotype, lower Pleistocene of Cartiera Mulino, bed 3D1 of Costa (1989), SE Sicily, Ragusa, Vittoria. 65–66. Paratype
16, dorsal (65), illustrating varices on the last whorl, and apertural (66) view, same site and locality. 67. Paratype 21, a very inflated
last whorl and a strong varix opposite the outer lip, middle to upper Pleistocene of Kyllini, NW Peloponnesus, N2 bed of Garilli et
al. (2005a). 68–69. Apertural (68) and dorsal (69) view of paratype 35, showing a quite slender shell, middle to upper Pleistocene
of Kyllini, northwestern Peloponnesus, H6 bed of Garilli et al. (2005a). Scale bars 100 ␮m.