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Doneddu et al.

Morocco                 Pasteur-Humbert 1962           2        Sagone, France         Payraudeau 1826                16
Naples, Italy           Bellini 1929                                                                                  16
Naples, Italy           Ghisotti and Melone 1968       27       Saint Florent, France  Payraudeau 1826                32
Naples, Italy           Settepassi 1970                                                                               14
Napoli, Italy           Scacchi 1836                   6 Salerno, Italy                Berardelli and Fasulo 1988     11
Nice, France            Locard 1886                                                                                   14
Oran, Algeria           Pallary 1900                   23       San Tropez, France     Locard 1886                    16
Oristano, Italy         Silesu and Sosso 1987                                                                         47
Palermo, Italy          Philippi 1836                  66       Sant Pol de Mar        Altimira 1977                  18
Palermo, Italy          Mannucci et al. 1983                                                                          25
Palermo, Italy          Giannuzzi-Savelli et al. 1996  14 Sant Raphael                 Locard 1886                    34
Palermo, Italy          Settepassi 1970                                                                               57
Palo Laziale, Italy     Settepassi 1970                1        Santa Manza, France    Payraudeau 1826                59
Porto Cesareo, Italy    Trono 2006                                                                                    65
Porto Empedocle, Italy  Settepassi 1970                45       Santa Teresa, Italy    Doneddu, personal data         58
Porto Torres, Italy     Settepassi 1970                                                                               23
Possilipo, Italy        Albanesi 1970                  35       Scandola, France       Merella et al. 1994            46
Procida, Italy          Soppelsa et al. 2007                                                                          60
Procida, Italy          Ghisotti 1978                  36       Scauri Latium, Italy   Facente et al. 1983            47
Provance, France        Settepassi 1970                                                                               23
Provance, France        Risso 1826                     37 Scilla, Italy                Vazzana 2010                   23
Provance, France        Locard 1892                                                                                   23
Provance, France        Locard 1892                    23 Sicily, Italy                Maravigna 1839                 41
Punta Chullera, Spain   Luque 1986                     23 Sicily, Italy                Negra and Lipparini 2005       37
Roussillon, France      Bucquoy et al. 1882            48 Sicily, Italy                Costa 1829                     16
Roussillon, France      Locard 1886
                                                       23 Sicily. Italy                Aradas and Benoit 1870

                                                       23 Siracusa, Italy              Settepassi 1970

                                                       30 sourthern Sardinia, Italy Spano et al. 2002

                                                       55 Spain                        Hidalgo 1917

                                                       31 Stintino, Italyw Doneddu, personal data

                                                       23 Taranto, Italy               Settepassi 1970

                                                       53 Tonnara, Italy               Settepassi 1970

                                                       54       Torre Astura, Italy    Settepassi 1970

                                                       54 Trapani, Italy               Lugli and Palazzi 1987

                                                       4 Ustica, Italy                 Giannuzzi-Savelli et al. 1996

                                                       13 Valinco, France Payraudeau 1826

                                                       14       Čanj, Montenegro       new data

DISCUSSION                                                      collection because of its habitat: it is a species which inhabits
     Two empty shells of the Ranellidae species Cabestana       rather deep water, 25-160 meters, but exceptionally can also
                                                                be found in shallow waters (Sabelli and Spada 1978); where
cutacea (Linnaeus, 1767) were found beached on the coast        most of the known specimens have been found incidentally
of Montenegro, both at Čanj. In one of the two specimens,       in fishing nets, or beached after storms. Saunders (1980) at-
traces of the periostracum were still present. The shells were  tributes the decline of this species to climate change, but this
collected by students of the University of Novi Sad during      explanation seems unconvincing.
a marine field trip course. The first specimen was collected
in May 2010. (N 42° 08’ 58.96’’ E 19° 00’ 08.72’’) and the           Fishermen, while cleaning their nets, often throw such
second two years later, in May 2012. (N 42⁰ 09’ 38.43’’ E 18⁰   shells back into the sea, and these specimens can be later
59’ 41.17’’) (Fig. 2). They are deposited in the collection of  found in localities far from where they actually lived. Both
the Department of Biology and Ecology, University of Novi       specimens from Čanj were found beached, one mixed with
Sad (Serbia).                                                   gravel and the other in a rock crevice, with no traces of soft
                                                                parts; so we cannot exclude the possibility that they were in-
     Čanj is a small area of exposed beaches about 1500         advertenly translocated by local fishing nets. However, along
meters long, mainly composed of gravel and coarse sand,         the coast around Čanj there are no big ports frequented by
surrounded by rocky coast; the sea-bottom in front is sandy,    fishing vessels, and few local fishermen use small fishing
with the presence of seagrasses Posidonia oceanica and Cy-      boats in the surrounding area. For these reasons, the speci-
modocea nodosa.                                                 mens of C. cutacea here described can be considered autoch-
                                                                thones with sufficient probability.
      Cabestana cutacea, whose size range from 32 to 105 mm
(Settepassi 1970), is the less common of the Mediterranean
Ranellidae (excluding Cabestana dolaria (Linnè 1767), which
is probably only an Atlantic species, whose few Mediterra-
nean reports are questionable), and seems to have become
more uncommon than in the past, but the reasons for its
decline are unclear. It is not likely threatened by excessive

78 Biologia Serbica 35
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