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B. Dell'Angelo, C. Lombardi and M. Taviani
1985 Lepidochitona furtiva (Monterosato) - Materia!: st. 88 (Favignana isl., -36 m,
Gaglini, P!. 9, Fig. 5; P!. 6, Figs. 5-6 grab ), 2 plates.
1985b Lepidochitona (L.) furtiva (Montero-
sato)- Kaas and Van Belle, p. 91, Fig. 42 Remarks: Lepidochitona monterosatoi is a
1987 Lepidochitona (L.) furtiva (Monterosa- small-sized species (up to 12 rnm) not very
to) - Kaas and Van Belle, p. 29, Fig. 13 frequent but easily distinguishable from the
1990 Lepidochitona furtiva (Monterosato) - other Mediterranean Lepidochitona for its
Mifsud et al., p. 57, Fig. 7 dorsal elevation, beaked apex of intermedia-
te plates, peculiar disposition of granules
Materia!: st. 88 (Favignana isl., -36 m, aver the pleural areas of intermediate pla-
grab), 12 plates. tes, and presence of isolated and long cur-
ved spines on the girdle.
Remarks: L. furtiva was described by
Monterosato (1879) upon some fifty speci- Ecology: the species seems to be prefe-
mens collected near Palermo between 20-30 rentially associated to calcareous algae bet-
m of depth. For more than a century this ween ca. 0.5/40 m, from pre-coralligenous to
species was not recorded again unti! some coralligenous habitats, normally inside mi-
specimens where found attached to Posido- crocavities (Biondi et al., 1983).
nia oceanica rhizomes stranded on the beach
of Cap d'Antibes (Kaas and Van Belle, Distribution: this Mediterranean species
1981 ). More recently, additional specimens has been sporadically recorded from the Tu-
have been collected in the Pontian archipel scan Archipel, Leghorn, Capraia isl., Sicily
(Gravina et al., 1992) but the taxon stili re- (Acitrezza), Sardinia, France (Cap d'Anti-
mains one of the most elusive Mediterra- bes, Toulon), Dalmatia (Murter), Turkey
nean polyplacophorans. (Torba), Cyprus, Greece, Tunisia, Spain. lt
has been also reported from the Red Sea
Ecology: little is known about its ecologie (Dahlak archipel) by Strack (1993) but this
requirements but the species seems to be in anomalous record needs to be confirmed.
some way associated to Posidonia oceanica
meadows.
Family CHITONIDAE Rafinesque 1815
Distribution: only known from the Medi-
terranean Sea, with sporadic records for Si- Subfamily CHITONINAE Rafinesque 1815
cily (Palermo), Pontian archipel (Zannone Genus Chiton Linné 1758
isl.), France (Cap d'Antibes), Corsica (Cal- Subgenus Rhyssoplax Thiele 1893
vi), Malta, Algeria (Orano), Tunisia (Djer-
ba). Chiton (Rhyssoplax) corallinus (R1sso,
1826), Pl. 3, Figs. 3, 6
Lepidochitona (L.) monterosatoi KAAs and
V AN BELLE, 1981, P!. 3, Figs. 4, 7 Selected references:
1826 Lepidoplewus corallinus Rissa, p. 268
Selected references: 1974 Chiton corallinus (Rissa)- Sabelli, p. l,
1981 Lepidochitona (L.) monterosatoi Kaas Figs. 1-13
and Van Belle, p. 23, Figs. 57-72 1978 Chiton corallinus (Rissa) -. Sabelli, p.
1983 Lepidochitona monterosatoi (Kaas and 269, Figs. 5-6, 11-12, 19
Van Belle) - Biondi et al., p. 91, Figs. 7-8 1983 Chiton corallinus (Rissa) - Biondi et al.,
1985 Lepidochitona monterosatoi Kaas and p. 94
Van Belle - Gaglini, P!. 10, Figs. 3-4 1985 Chiton corallinus (Rissa) - Gaglini, Pl.
1985b Lepidochitona (L.) monterosatoi Kaas 14, Fig. 2; Pl. 6, Figs. 1-2 ( cum 5)/n.)
and Van Belle - Kaas and Van Belle, p. 99, 1990 Chiton corallinus (Rissa)- Mifsud et al.,
Fig. 46 p. 57, Fig. 6
1993 Lepidochitona cfr. monterosatoi Kaas
and Van Belle- Giovine and Dell'Angelo, p. Materia!: st. 37 (-109 m, grab), 22 plates;
169, P!. 1, Fig. 6 st. 54 (Graham bank, -135m, grab), 3 plates;
1993 Lepidochitona monterosatoi Kaas and st. 84 (Favignana isl., Secca del Toro, -62 m,
Van Belle - Strack, p. 8, Pl. 2, Fig. 9 grab ), 94 plates; st. 88 (Favignana isl., -36 m,