"30 S. cylindriata.
Large, 1.35 by 50; costae 23 about as wide as interspaces, but very low; margin and frontal bar, tbin. .05; yellow-brown, costae, margin, and lower tooth, white. interior. deep-brown. First key north of Leward Stocking Key. Beneath palm fronds. not common, 132. Plate 23, figs. 8, 9." (Maynard and Clapp in Maynard, 1920d:123)