Box 25, Folder 5: Paleontology Draft I 1853

Palaeophycus tubularis Hall - Palaeon. of N.Y. Vol. 1, p 7 pl 2 figs. 1, 2, 4, & 5.

Cylindric, gradually tapering (sometimes to an obtuse point,) unevenly bent or flexuous, irregularly branched and sometimes regularly bifurcating; surface nearly smooth; stems and branches usually compressed, and, when weathered appearing as if hollow.

Lower Silurian - Calciferous Sandstone

Mohawk Valley at Amsterdam, opposide Fort Plain, along the rail road, at west of Palatine bridge etc. At Janesville, Wisconsin. Pennsylvania

Uncertain intermediate

Genus Phytopsis, Hall Palaeontology of N.Y. Vol. 1 p. 38 (1847)

Stems cylindrical or sub sylindrical straight or flexuose, erect or procumbent, branched; branches diverging and anastomosing; structure cellular, consisting of thin laminae with transverse divisions; other protions presenting a reticulated structure.

Gr. phyton, a plant, and opsis, resemblance.

Phytopsis tubulosum, Hall Palaeont. of N.Y. Vol 1 p 38 pl 8 fig 1 Fucoides demissus, Emmons, Geol. of N.Y. p.p. 109, 110; 383 & 384.

Stems subcylindrical obtusely angular or compressed, branched, branches inosculating obliquely, or in an ascending direction; external covering thin, calcareus?; center usually filled with softer materials or crystalized.

D. 0.1 to 0.3

Lower Silurian. Birdseye Limestone

Mowhawk valley at near Amsterdam, Fort Plain, St Johnsville, Canajoharie etc. N.Y. Kentucky. Tennessee. - Mineral Point, Wis. (I.A.L.)