"141 b. S. SPARSA.
Size rather large, 1.10 by .45; cylindriconic; aperture fairly wide, .25, margin thin, .08, frontal bar low, narrow, lower tooth narrow less in height than one half its length upper tooth short and set low; costae low, narrow, not as wide as interspaces, rather regular, and double at the umbilical area. Twenty specimens found living in a field at St. James Corner. East Nassau, and about 260 found dead scattered about fields from this point east to the estate called Sunnyside, but chiefly as crab shells. 10 cts." (Maynard, 1924c:3)