GUDO,M. & DETTMANN,F.:Evolutionsmodelle für den Ursprung der
Echinodermen: Zusammenfassung und Kritik 305
THIES,D.:A catshark (Neoselachii,Carcharhiniformes,Scyliorhinidae)from
the Late Jurassic of Germany 339
SEYED-EMAMI,K.;FÜRSICH,F.T.;WILMSEN,M.;SCHAIRER,G.& MAJIDIFARD,M.R.:
Toarcian and Aalenian (Jurassic)ammonites from the Shemshak Formation
of the Jajarm area (eastern Alborz,Iran) 349
HAHN,G.& HAHN,R.:Kulm trilobites (Lower Carboniferous)from S-China 371
SINITSHENKOVA,N.D.;MARCHAL-PAPIER,F.;GRAUVOGEL-STAMM,L.&GALL,J.-C.:
The Ephemeridea (Insecta)from the Grès à Voltzia (early Middle
Triassic)of the Vosges (NE France) 377
MOORE,R.A.;BRIGGS,D.E.G.& BARTELS,CH.:A new specimen of Weinbergina
opitzi (Chelicerata:Xiphosura)from the Lower Devonian Hunsrück
Slate,Germany 399