p. 5

Astrocerium venustum, Hall. Pal. of N.
Y. Vol. 2 p 120 pl. 34 fig. 1 - Porites? N.Y.
Geol. Rep p 86 & 91 figs 25 & 27 Hall - Wis Geol. Rep
1 p 66 fig 1 & p. 429

Corallum hemispheric or sphes
oidal, massive commensing growth
upon other bodies; composed of small
angular tubes or cells, which increase
by lateral and interstitial additious;
interior of cells stellate, with twelve
ascending spiniform rays; septate
transversely; openings on the surface
stellate, or solid and columnar. -
Occurs in masses often two or three feet in
diameter.

D. of tubes 0.04

Wauwatosa!
Gr. aster a start & kerion, (favus)