basis of record
Panning, A. (1923a). Eine Pedicellarienstudie an Echinus esculentus L. mit einer Bemerkung über Echinus esculentus L. var. fuscus Mortensen. <em>Zoologischer Anzeiger.</em> 55: 258-266., available online at https://www.biodiversitylibrary.org/page/9735471
page(s): 261 [details]
additional source
Mortensen, T. (1943). A Monograph of the Echinoidea. III, 3. Camarodonta. II. Echinidæ, Strongylocentrotidæ, Parasaleniidæ, Echinometridæ. 446 pp., C. A. Reitzel, Copenhagen.
page(s): 37-38 [details]
From editor or global species database
Status This name is based on three specimens of the Hamburg Zoological Museum bearing erroneous labels by Mortensen, who wrote "rufus" instead of "fuscus" (see Panning 1923b, p. 240-241). [details]