WoRMS note details

Homonymy
English
eng
Clymenea Muenster, 1830 is a fossil ammonite (Mollusca) which Muenster (1832, 1834) later misspelled as Clymenia, fide Neave, and this spelling may be in prevailing usage. Unresolved if Clymenia Örsted, 1844 must be a junior homonym. There is also a Clymenia Gray, 1864 in Cetacea.
Örsted, Anders Sandoe 1844. De regionibus marinis. Elementa topographií historiconaturalis freti Öresund.. respondnete ornatissimo E. Petit; publice defendre studebit A.S. Örsted. 1-88. Facultas philosophica Universitate Hauniensis (Copenhagen).
Polychaeta