The dates of publication of J.D.W. Hartmann's 'Erd- und Süsswasser-Gasteropoden'
Heppell, D. (1966). The dates of publication of J.D.W. Hartmann's 'Erd- und Süsswasser-Gasteropoden'. J. Conch., Lond. 26: 84-88
In: Journal of Conchology. Conchological Society of Great Britain & Ireland: London. ISSN 0022-0019, more
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