Stromboidea

• Aporrhaidae
  • Helicaulax
    • Helicaulax condoniana (Anderson, 1902)

Original Description of Anchura condoniana by Anderson, 1902, p. 76:

• "Shell large, robust, with high spire; whorls about eight in number, moderately rounded; surface of spire ornamented by twenty or more longitudinal ridges; body-whorl entirely covered by longitudinal and revolving ridges equally developed; lip long and falcate, extending laterally, but bearing a spur-like process near the spire; lip strongly angled along the back, with angle extending upon the body-whorl; lip also bearing an angle on its outer margin."

Locus typicus: Forty-nine Mine, near Phoenix, Jackson County, Oregon

Stratum typicum: lower Chico beds, lower Campanian, upper Cretaceous

Anchura condoniana Anderson, 1902, pl. VIII, fig. 179

History and Synonymy

1993

Anchura (Helicaulax) condoniana in Saul & Popenoe, 1993, p. 355, figs. 3-10

• "Image courtesy Biodiversity Heritage Library. http://www.biodiversitylibrary.org"

References:

• F.M. Anderson, 1902
• Saul, L.R. & W.P. Popenoe, 1993. Additions to Pacific Slope Turonian Gastropoda. The Veliger 36:351-388, Fulltext