Material Examined. Not represented in the Santa Maria Basin voucher collection, but common offshore to the north and south. There are 92 lots in the LACM collection.
Description. Shell small, high-spired, whorls rounded, but more flattened near suture and bulging toward base. Spiral sculpture of raised threads of irregular width, interspaces narrow. Aperture round, lip thickened posteriorly by callus deposition. Color yellowish tan, gray, or pink, some specimens with irregular gray markings; early whorls colorless. Juvenile shell with open umbilical area. Height 5.0-6.6 mm.
Type Locality and Type Specimens. Monterey, California, 20 fathoms. Holotype: USNM 14824.
Distribution. Forrester Island, southeastern Alaska (55 °N), to Bahia San Bartolome (Bahia Tortuga), Baja California (28°N).
Habitat 20-90 m, common on sand and gravel bottoms.
Remarks. Tryon's replacement name was unnecessary; Carpenter's name is not a homonym of Fenella pupoides A. Adams, 1860.