ZONE OF HARPOCERAS BIFRONS. 



131 



Ur. Waggen states that the Upper Lias in Franconia closely resembles that of 

 Swabia,^ and that the zone of Fosidonomya Bronni is very well developed there. 



Professor Quenstedt^ has given a good account of the palaeontology of the Lias Epsilon. 

 at Boll, and has described in detail Teleosaurus Chapnani, Konig, T. BoUensis, Quenst., 

 Pelagosaurus, sp. Plesiosaurus SuevicuSy Ichthyosaurus longirostris^ Ichthyo. triscissus, 

 Ichthyo. quadriscissi, Ichthyo. triyonodon, and added the following list of fossils : 



Palaontoloyy of the Lias Upper " Epsilon " at Boll, Wilrttemherg , 



Fishes. 



Hybodus pyramidalis, Agass. 



— reticulatus, Ag. 

 Acrodus nobilis, Aj. 

 Lepidotus Elvensis, Blainv. 

 Dapedius caelatus, Quenst. 



— punctatus, Ag, 



— Leachii, Ag. 



— pbolidotus, Ag. 

 Tetragonolepis semicinctus, Bronn. 



— cinctus, Quenst, 



Ptycholepis BoUensis, Agass. 

 Pholidophorus Germanicus, Quenst. 

 Belonostomus acutus, Agass. 

 Pacbycormus curtus, Ag. 



— macropterus, Ag. 



— BoUensis, Quenst. 

 Thrissops micropodius, Ag. 

 Leptolepis Bronnii, Ag. 

 Lycodus gigas, Quenst. 

 Pacbylepis, sp. 



Cephalopoda. 



Loliginites Schubleri, Quenst, 



— BoUensis, Ziet, 



— simplex, Voltz, 



— coriaceous, Quenst. 



— sagittatus, Miinst. 

 Onycboteutbis conocauda, Quenst. 

 Onychites uncus, Quenst. 



— • runcinatus, Quenst. 

 Belemnites acuarius, SchliJth. 



— digitaUs, Quenst. 



— tripartitus, Schlbth. 



Belemnites incurvatus, Ziet, 

 Ammonites Lythensis, Young Sf Bird. 



— capeUinus, Quenst. 



— serpentinus, Reinecke. 



— bifrons, Brug. = Walcotti, Sow. 



— communis. Sow. 



— crassus, Phill. 



— BoUensis, Quenst. 



— ]ieterophyUus, Sow. 



— cornucopiae, Sow. 



— anguinus, Reinecke. 



Chemnitzia repeUana, d'Orh. 

 Natica Pelops, d'Orb. 

 Turbo Sedgwicki, d'Orb. 



Gasteropoda. 



Pleurotomaria subdecorata, Miinst. 

 — intermedia, Miinst. 



1 • Der Jura in Eranken. Schwaben und der Schweiz,' p. 47, 18G4. 



2 *Der Jura,'p. 210, 1858. 



