original description
(of Hemiaster elongatus Koehler, 1908) Koehler, R. (1908). Astéries, Ophiures et Échinides de l'Expédition Antarctique Nationale Écossaise. <em>Transactions of the Royal Society of Edinburgh.</em> 46 (22): 529-649., available online at https://www.biodiversitylibrary.org/page/41730383
page(s): 618-621; pl. 16: figs 145-158 [details]
original description
(of Hemiaster koehleri Thiéry, 1909) Thiéry, P. 1909. Rectifications de nomenclature. Revue critique de paléozoologie XIII. pp. 136-137, available online at https://www.biodiversitylibrary.org/page/33055173
page(s): 137 [details]
basis of record
Mortensen, T. (1951). A Monograph of the Echinoidea. V, 2. Spatangoida II. Amphisternata II. Spatangidæ, Loveniidæ, Pericosmidæ, Schizasteridæ, Brissidæ, 593 pp., C. A. Reitzel, Copenhagen.
page(s): 260-261 [details]
From editor or global species database
Unreviewed