Annual Report on the New York State Museum of Natural History, Volumen36,Partes1883-1884The Regents, 1884 |
Dentro del libro
Resultados 1-5 de 13
Página 57
... bifurcations , and the width just above bifurcation is .33 mm . , below bifurcation .66 mm . or slightly less . The distance between the branches is variable ; there are on different portions of the frond five or six branches in the ...
... bifurcations , and the width just above bifurcation is .33 mm . , below bifurcation .66 mm . or slightly less . The distance between the branches is variable ; there are on different portions of the frond five or six branches in the ...
Página 58
... bifurcations ; width just below bifurcation one and one - third millimetres , just above , two- thirds to three - fourths of one millimetre ; the distance between the branches is from one - half to four - fifths of one millimetre ...
... bifurcations ; width just below bifurcation one and one - third millimetres , just above , two- thirds to three - fourths of one millimetre ; the distance between the branches is from one - half to four - fifths of one millimetre ...
Página 59
... bifurcations ; bifurcations distant from five to ten millimetres ; diameter of branch just below bifurcation a little less than .5 mm . , above bifurcation , .33 mm .; the distance between branches is less than the width , or about .25 ...
... bifurcations ; bifurcations distant from five to ten millimetres ; diameter of branch just below bifurcation a little less than .5 mm . , above bifurcation , .33 mm .; the distance between branches is less than the width , or about .25 ...
Página 60
... bifurcation , the greater part of the branch being occu- pied by three ranges ; apertures small , circular , about ... bifurcations , or increasing in size very gradually ; bifurcations at very irregular distances from each other ...
... bifurcation , the greater part of the branch being occu- pied by three ranges ; apertures small , circular , about ... bifurcations , or increasing in size very gradually ; bifurcations at very irregular distances from each other ...
Página 61
... bifurcation .33 mm .; width just above bifur- cation .25 mm .; distance from each other equal to or a little more than the width of the branches , sometimes appearing less on poriferous side than on non - poriferous ; on non ...
... bifurcation .33 mm .; width just above bifur- cation .25 mm .; distance from each other equal to or a little more than the width of the branches , sometimes appearing less on poriferous side than on non - poriferous ; on non ...
Otras ediciones - Ver todas
Términos y frases comunes
Agaricus Albany angular Annual Report Astylospongia Benthuysen bifurcation Brachiopoda Bryozoan carina Cayuga lake Chætetes Chemung Groups circular Clarksville Coeymans collections convex Coralline limestone Corniferous Descriptions diameter dissepiments Dudley Favosites Favosites Forbesi FENESTELLA Fenestrules five millimetres Formation and locality Fossils frond Genera Genus Geological Survey Hamilton group Helderberg group Heliophyllum Heliophyllum Halli Hist Hudson River group Ibid incl infundibuliform insect Iowa James Hall Kelly's island lamellæ Lamellibranchiata length Lower Helderberg margin Museum of Natural mushroom N. Y. Schoharie Natural History nearly Niagara group nodes non-poriferous side Nutt Observations Orthis Palæontology pileus plants plates PLATYSTROPHIA poriferous side portion printed Proc published punctæ ranges of apertures Regents Rocks Sandstone Schoharie shell side the branches Silurian Skaneateles lake slightly elevated space of five Species of Fossils specimens stem Streptelasma Stromatopora Thum tions Trenton limestone trustees Upper Helderberg valve Van Benthuysen volume whitish York Zaphrentis
Pasajes populares
Página 12 - ... charge of the trustees of said museum, who shall distribute and sell the same in accordance with the provisions of law now in force for such distribution and sale, and the proceeds of such sale said trustees shall use for the purpose of forming a suitable library for said museum, and they shall have authority to make exchanges with such portion of the volumes of said work as are not required for distribution or sale and to receive donations and deposits of books and specimens on such terms as...
Página 80 - Report on the geology of the Lake Superior land district : by JW Foster and JD Whitney, United States Geologists. Part II.
Página 89 - Notice of some new species of Fossils from a Locality of the Niagara Group, in Indiana, with a List of identified Species from the same place, in : Trans.
Página 89 - Preliminary Notice of the Fauna of the Potsdam Sandstone ; with remarks upon the Previously known species of Fossils, and Descriptions of some New Ones, from the Sandstone of the Upper Mississippi Valley. Ibid., pp. 119-209, 6 plates. 127. Supplementary Note on the Potsdam Sandstone.
Página 93 - Note upon the Geological position of the Serpentine Limestone of Northern New York and an Inquiry regarding the relations of this Limestone to the Eozoon Limestone of Canada. Proc.
Página 84 - Rocks of New York, with those of the Western States, and of all those with the Palaeozoic Strata of Europe. Ibid., p. 59. 32. *On the Silurian Rocks of the Lake Superior Land District. Ibid., pp. 64-66. 33. * Catalogue of specimens of the Rocks and Fossils in the Gray Sandstone, Medina Sandstone, Clinton Group, Niagara Group, Onondaga Salt Group, and a part of the Waterlime Group.
Página 92 - Descriptions of some New Species of Crinoidea and other Fossils from the Lower Silurian Strata of the Age of the Hudson River Group and Trenton Limestone ; 17 pages.
Página 89 - On the Occurrence of Crustacean Remains of the Genera Ceratiocaris and Dithyrocaris, with a notice of some new species from the Hamilton Group and Genesee Slate [with a plate].
Página 84 - GEOLOGICAL MAP OF THE UNITED STATES AND BRITISH PROVINCES OF NORTH AMERICA. With an Explanatory Text, Geological Sections, and Plates of the Fossils which characterize the Formations. By JULES MARCOU.