ELLIS, A.E. British Freshwater Bivalve Mollusca : keys and notes for the Identification of the Species / A.E. Ellis. -- London [etc.] : The Linnean Society of London, 1978 - 109 p. il. -- (Synopses of the British Fauna ; 11). ISBN 0-12-236950-5 Subjects--Topical Terms: Moluscos - Gran Bretaņa Universal Decimal Class. No.: 594(410)