Fernando, Malik Shells of the Sri Lanka Seashore : Including some Mangrove and Brackish-Water Forms ශ්රී ලංකාවේ වෙරළ කලාපයේ බෙල්ලන් - Sri Lanka, Biodiversity Secretariat Ministry of Environment , 2009, - 168p. 23cm, ISBN: 9789559120 Subjects--Topical Terms: Shells of the Sri Lanka Seashore Dewey Class. No.: 679.92 / FER