acidaspis. 1. Species having rostrum rigid a. Smooth, n with a central tubercle: Odontoflerma, androdia b. With a single large straight median spine: Acidaspis russata Lrk., onealli correct; Crustacea maculatum = Centrocephala ceralophyta. C. cinerumatusensis Week, cratoccephala grandata Wander Found at Springfield, massachusetts, with phytosauridae. Calymenella C. contracta C. maculata Acidaspis onealli, Not far from the northern bank of Todd's Fork, about 1 mile, very nearby part of Morrow, in Salem Township. Sold to Lou Simonton, grain elevator. Glyptogrynnus o'nealli, bought Wadsworth, Iowa Found in Guigutsthis creek, in Oregonia. Orthus acmilleri, Dalurgantes frexiceps, Found by Mr. Kelly O'Neill, From lower part of Salana beds, at lower part of strata containing from just below Orthus occidens italis. Simonton, lives in Broadway, 3rd line after two years market on east side of street. Dr. Curden at Morrow