Based on the original descriptions and on the Conus collection of the Zoological Museum at Amsterdam, the (sub)specific names in the recent Conidae are revised. Illustrations and distribution maps are supplied. In this issue the following names are discussed: C. abbas Hw. — valid species — Ceylon, S.India. C. abbotti Clench — valid species — Bahamas. C. abbreviata Dautz. — homonym, a colour form of C. ammiralis L. C. abbreviatus Rve — subspecies of C. miliaris Hw., lectotype designated — Hawaiian Is. C. achatinus Gmel. — valid species — Indo-Pacific, Java designated type locality. C. aculeiformis Rve — valid species, lectotype designated — Indonesia and Gulf of Bengal. C. acuminata Coen — nomen nudum. C. acuminatus Hw. — valid species, lectotype designated — S. Red Sea, coast of N. Yemen designated type locality. C. acutangulus Lam. — valid species — Indo-Pacific. C. acutimarginatus Sow. — synonym of C. jaspideus Gmel. C. acutus Sow. — nomen dubium, preoccupied. C. adamsonii Brod. — valid species — Central Pacific, American Samoa designated type locality. C. adansonii Lam. — form of C. guinaicus Hw., lectotype designated — Senegal.