Echinoderes dentatus Reinhard, 1881 accepted as Pycnophyes dentatus (Reinhard, 1881) accepted as Setaphyes dentatus (Reinhard, 1881) Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 (original description)
Echinoderes parvulus Reinhard, 1881 accepted as Leptodemus parvulus (Reinhard, 1881) accepted as Kinorhynchus parvulus (Reinhard, 1881) (original description)
Echinoderes pellucidus Reinhard, 1881 accepted as Hyalophyes pellucidus (Reinhard, 1881) accepted as Pycnophyes kielensis Zelinka, 1928 accepted as Setaphyes kielensis (Zelinka, 1928) Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 (original description)
Echinoderes ponticus Reinhard, 1881 accepted as Pycnophyes ponticus (Reinhard, 1881) accepted as Fujuriphyes ponticus (Reinhard, 1881) Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 (original description)
Echinoderes spinosus Reinhard, 1881 accepted as Centroderes spinosus (Reinhard, 1881) (original description)
Quadricoma media (Reinhard, 1881) accepted as Tricoma (Quadricoma) media (Reinhard, 1881) (original description)
Reinhardella spinosa (Reinhard, 1881) Sheremetevskij, 1974 accepted as Centroderes spinosus (Reinhard, 1881) (original description)

Syntype Private uncatalogued, geounit Ukrainian part of the Black Sea, identified as Echinoderes spinosus Reinhard, 1881
Nontype uncatalogued, geounit Ukrainian part of the Black Sea, identified as Echinoderes dujardinii Claparède, 1863
Syntype Private uncatalogued, geounit Ukrainian part of the Black Sea, identified as Echinoderes dentatus Reinhard, 1881
Syntype Private uncatalogued, geounit Ukrainian part of the Black Sea, identified as Echinoderes ponticus Reinhard, 1881
Syntype Private uncatalogued, geounit Ukrainian part of the Black Sea, identified as Echinoderes parvulus Reinhard, 1881

 Etymology

 for Echinoderes dentatus Reinhard, 1881

[The name of the species was derived from Latin dentatus, with spikes, and referred to the middorsal spinose ... [details]

 Etymology

 for Echinoderes spinosus Reinhard, 1881

[The name of the species was derived from Latin spinosus, bearing spines, and referred to the numerous spines on ... [details]