No. 3.] SPENCER — PALiEOZOIC GEOLOGY. 165 



CATALOGUE OF NIAGARA FOSSILS. 



GENERA AND SPECIES. AUTHORITY AND REFERENCE. 



StTomatopora eoncentrica Goldfnss, 1 820, Germ. Petref. 



Caunopora walkeri Spencer, 1882, Niagara Fossils. 



" mirabilis " " 



Coenostoma constellatum Hall, 1852, Pal. N. Y. 



" botryoideia Spencer, 1882, Niagara Fossils. 



Dictyostoma reticulata " " 



Astylospongia praemosa Goldfuss, 1880, Petref. Germ. 



" sp. 



Aulocopina granti , Billings, 1875, Can. Nat. 



HYDROZOA. 



GRAPTOLID^A. 



Phjlograptus (?) duhius Spencer, 1882, Niagara Fossils. 



Dendrograptus ramosus 



" simplex 



" dawsoni 



" frondosus 



" praegracilis 



" spinosus 



Callograptus niagarensis 



" granti 



" {Dendrograptus) multicaulis. 



" minutus 



Dictyonema retiforme Hall, 1852, Pal. N.Y. 



" gracilis " " 



" wehsteri Dawson, 1868. Acad. Geol. 



" tenellum Spencer, 1878, Can. Nat. 



Calyptograptus cyathijormis " " '• 



" subretiformis " 



" micronematodes " 



" (?) radiatus " 



Rhizograptus bulbosus " 



Acanthograptus granti " 



" pulcher " 



Inocaulis plumulosa Hall, 1852, Pal. N. Y. 



bella Hall & Whitfield, 1874, Pal. Ohio. 



walkeri Spencer, 1882, Niagara Fossils. 



problematica 



" dijfusa 



*' ramulosa 



" cervicornis 



" phyocides 



Thamnograptus bartonensis 



" (?) multiformis 



Ptilograptus foliaceus 



Cyclograptus rotadentatus 



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