Palaeontographica, Bd. XIII. 



(U. Schloenbach, Jurassische Ammoniten. Taf. III.) 



Taf. XXVIII. 



U. Schloenbach ad nal. lith. 



1. Ammonites aftinis Seeb. — 2 Ainm. Truellei Orb. — 3. Amm. Neuffensis Opp. — 4. Anim. ferrugineus Opp. 

 5. Amm. sulcatus Hehl. — (>. Amm. psilodiscus sp. nov. 



