Scapus

From Latin scapus (“stem, stalk, shaft”).

Scapus m

1. (obsolete) A taxonomic genus within the order Leptothecata – proposed due to a misidentification of the reproductive zooids of a hydrozoan in the family Zygophylacidae as a separate organism.

• Scapus tubulifer (species)

• “Scapus”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
• Carl Fredrik Wille (1897). Den Norske Nordhavs-Expedition, 1876-1878: Botanik.
• Camille Pictet and Maurice Bidot (1900). Hydraires Provenant des Campagnes de L'Hirondelle (1886–1888) (in volume XVIII of Résultats des Campagnes Scientifiques Accomplies sur son Yacht par Albert 1^er Prince Souverain de Monaco).