original description
(of Hemiaster expergitus Lovén, 1871) Loven S (1871) Om Echinoideernas byggnad. Öfversigt af Kongl. Vetenskaps-Akademiens Förhandlingar. 28: No. 8: 1065–1111 , available online at https://www.biodiversitylibrary.org/page/32235413
page(s): 1071; [unnumbered fig. on p. 1070] [details]
context source (Deepsea)
Mironov A.N. (2014). Deep-sea fauna of European seas: An annotated species check-list of benthic invertebrates living deeper than 2000 m in the seas bordering Europe. Echinoidea. <i>Invertebrate Zoology</i>. Vol.11. No.1: 120–129 [in English]., available online at http://www.nature.air.ru/invertebrates/v11n1/invert11_1_120_129_Echinoidea.pdf [details] Available for editors 
redescription
Mortensen, T. (1950). A Monograph of the Echinoidea. V, 1. Spatangoida I. Protosternata, Meridosternata, Amphisternata I. Palæopneustidæ, Palæostomatidæ, Aëropsidæ, Toxasteridæ, Micrasteridæ, Hemiasteridæ, 432 pp., C. A. Reitzel, Copenhagen.
page(s): 387-389 [details]
new combination reference
Mironov A.N. (2014). Deep-sea fauna of European seas: An annotated species check-list of benthic invertebrates living deeper than 2000 m in the seas bordering Europe. Echinoidea. <i>Invertebrate Zoology</i>. Vol.11. No.1: 120–129 [in English]., available online at http://www.nature.air.ru/invertebrates/v11n1/invert11_1_120_129_Echinoidea.pdf
page(s): 127; note: first published use of the combination [details] Available for editors 
From editor or global species database
Taxonomic remark In the Echinoid Directory this Hemiaster expergitus is assigned to Holanthus due to its pinched ambulacra just below the petals. [details]
From editor or global species database