<p>Fauna u. Flora d. Golfes v. JSeapel. Cephalopoden Bd. 1 <br>
Taf. 10 <br>
A. Naef del. <br>
Verlag v. R. Friedtänder u. Sokn in Berlin <br></p>
J. B. Obernetlcr in München
Naef, Adolf
1921
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