8 4 6 



NEW YORK STATE MUSEUM 



Orthoceras palmatum, 3968 

 Sandbergeroceras chemungense, 4073 

 Sandbergeroceras chemungense var. 



aeqtiicostatum, 4074 

 Tornoceras edwin-halli, 4090 



Crustacea 



Dipterocaris pes-cervae, 4390 

 Dipterocaris procne, 4393 

 Echinocaris condylepis, 4394, 4395 



Echinocaris socialis, 4418-21 

 Elymocaris siliqua, 4425, 4426 

 Eurypterus beecheri, 4460 

 Pephricaris horripilata, 4608 

 Tropidocaris bicarinata, 4825, 4826 

 Tropidocaris interrupta, 4827 



Pisces 



Dinichthys sp., 4847 

 Holoptychius americanus, 4853 



CATSKILL SANDSTONE 



Plantae 



Rhachiopteroides pihnata, 27 

 Rhachiopteroides punctata, 28 



Crustacea 



Estheria membranacea, 4437-40 

 :Stylonurus excelsior, 4816, 4817 



LOWER 



Echinodermata 



Agelacrinites beecheri, 4956 

 Agelacrinites buttsi, 4958 



Pisces 



Bothriolepis leidyi, 4844 

 Bothriolepis minor, 4845, 4846 

 Dinichthys sp., 4848 

 Holoptychius halli, 4854 

 Onchus rectus, 4856 



CARBONIC 



Crustacea 

 Proetus (?) longicaudus, 4732 



MARSHALL GROUP 



Brachiopoda 

 Romingerina Julia, 1870 



V? 



Spongiae 



Calathospongia carceralis, 56 

 Calathospongia' carlli, 58, 59 

 Calathospongia tiffanyi, 60 

 Tylodictya (?) tenuis, 190 

 Tylodictya warrenensis, 191 



Echinodermata 

 Lepidechinus rarispinus, 425 



Bryozoa 



Fenestella albida, 663-66 

 Fenestella aperta, 673 



Brachiopoda 



Chonetes illinoiensis, 1224 

 Chonetes logani var. aurora, 

 Cyrtia alta, 1313 

 Leptaena rhomboidalis, 1435, 

 Lingula waverliensis, i'5O4 



AVERLY BEDS 



Orbiculoidea newberryi, 1639 

 Orbiculoidea cf. pulchra, 1644-46 

 Syringothyris randalli, 2106-9 



Lamellibraiichiata 



Cypricardinia consimilis ?, 2342 

 Palaeoneilo truncata, 2959 

 Spirodomus insignis, 3188, 3189 



Pteropoda 



Conularia newberryi, 3491 

 Cephalopoda 



Gomphoceras (Poterioceras) raphj 

 nus. 3675 



1226-29 Crustacea 



Eurypterus approximatus, 4459 



1436 Proetus missouriensis, 4742 



Tropidocaris alternata, 4824 



CUYAHOGA SHALE 



Brachiopoda 



Orbiculoidea pulchra, 1641-43 



