Documents of the Senate of the State of New York, Utgave 40,Del 6

angle of divergence angustifolius apertural margins appear Arenig axis Axonolipa Axonophora Barrois bifurcation branches Brögger Bryograptus caduceus Callograptus Cambric character chitinous Climacograptus Clonograptus closely arranged colony Dawsonia Deep kill section Dendrograptus Dendroidea denticles Description Dichograptidae Dichograptus octobrachiatus Dictyonema flabelliforme Didymograptus bifidus Diplograptus dentatus distal extensus fauna figures forms fossils Fragment Frech fruticosus genera genus Geol Goniograptus Graptolite bed Graptolithus Graptoloidea graptus growth stages Gurley Hall sp Hopkinson horizon Hydrozoa inclined Jour Lapworth latter length Lethaea Loganograptus Lower Siluric McCoy Mt Moreno N. Y. State Paleontol nema nemacaulus Nicholson nitidus observed origin patulus periderm Phyllograptus anna Plate Point Levis Position and localities primary disk proximal Ptilograptus quadribrachiatus Quar Quebec Rep't rhabdosome showing Ruedemann Salter shales sicula Sigmagraptus Siluric similis Skiddaw slates slender species specimens spines Staurograptus straight Tetragraptus Tetragraptus zone thecae thureaui Törnquist Trigonograptus Tullberg Upper virgula width Wiman Young rhabdosome