Notes on the occurrence and reproduction of Prostoma obscurum Schultze (Nemertini) in the inner Baltic
Lassig, J. (1964). Notes on the occurrence and reproduction of Prostoma obscurum Schultze (Nemertini) in the inner Baltic. Ann. Zool. Fenn. 1: 146
In: Annales Zoologici Fennici. Akateeminen Kirjakauppa: Helsinki. ISSN 0003-455X; e-ISSN 1797-2450, meer
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