Abhandl d Senckenb. Natur/. 'Oesellsck. Bd.36, Heß 3 



Tai:21 



W*r*;cr u V/int? r. F*xnliVin- l 1". 



Caesar R.Boettger : Molluskenausbeute d.Hariseat.Siidsee-Expedilion 



