Figure 5.16. Stilostomella paleocenica (Cushman and Todd), 1946. 5.16. Side view. Holotype. Paleocene. Loc 1 NE 1/4 NW1/4 sec. 16, T.1N. R.12W., Little Rock Arkansas. Smithsonian Collection. CC 46415. Scale Bar = 569 microns.