1 Jerseyan Nebraska Alleghany a ftani an Büring Büring Mindell 2 Triassian Mündell Yarmanitl Wendelbittskank. Mündell Perio Montanian Chiclean 3 Ellenman Riss Samsam elegans primigenius Riss-Miisen Missouri Wiism Solution Magdal Neul. 1136-1, 53 Lophospira abbreviata Hall, pl83, fig 29 Size & apical angle about as in L. mediatis. Striae forming similar strong reentrant angle No carina in upper slope. No Carina or low slope ? fact whetl. Peripheral band apparently trilinea- te in type fig 2 a here the middle line is rather acute } and is nearer the upper bordering line of the band, than near the lower bordering line. Periph band not prominent In a second specimen in the same slot which may belong to a distinct species, the band is distinctly trilineate ; in this the middle line scarcely more prominent than the other 2, the intermediate spaces concave. Peripheral end rounded as in L. linita = Tentaculites Second Oulaski is solid blue & with Cyathia striata Dalmannii Calyptrena Ogygomachis Orthoceras with transverse striae + Arniitoma gracilis 1 a according to Cribl, but of Mr. Hall's figures are rather getting wonny since the lower spiral angle The specimen does not terminate anywhere near the tip.