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Un esemplare teratologico di Rissoa variabilis (von Muehlfeldt, 1824) (Mollusca, Gastropoda, Rissoidae) con doppio peristoma
Soppelsa, O.; Biddittu, A.; Battaglini, P.; Crocetta, F. (2005-2006). Un esemplare teratologico di Rissoa variabilis (von Muehlfeldt, 1824) (Mollusca, Gastropoda, Rissoidae) con doppio peristoma. Boll. Soc. Nat. Napoli N. Serie, III: 29-32
In: Bollettino della Societa dei Naturalisti in Napoli. Societa dei Naturalisti: Napoli. ISSN 0366-2047, more
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Keyword
    Marine/Coastal
Author keywords
    Mollusca, Gastropoda, Rissoidae, Rissoa variabilis, teratologia
Authors  Top 
  • Soppelsa, O.
  • Biddittu, A.
  • Battaglini, P.
  • Crocetta, F., more
Abstract
    In September 2004 a teratological specimen of Rissoa variabilis (von Muehlfeldt, 1824) was found in Procida Island (Punta di Pioppeto). The niche shows two apertures because, after a damage, instead of repairing the hole, the specimen has produced a new additional peristome.
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