The holotype (USNM 34226) and paratypes (USNM 34220 & USNM 38179) of this species were collected in Panama from South of Rey Island (Centroid Latitude: 7.9500, Centroid Longitude: -78.9167), Perlas Archipelago, Gulf of Panama, eastern Pacific, North Pacific Ocean, by the R. V. Albatross from a depth of 60 m. Other speciemens of this species have been collected in Panama from:
-East of Punta Mala, Azuero Peninsula (USNM E 14497 & USNM E 14257; Centroid Latitude: 7.6583, Centroid Longitude: -79.6783, depth 117 m),
-centre of the Gulf of Panama (USNM E 14500; Centroid Latitude: 7.9950, Centroid Longitude: -79.8283, depth 53 m)
-West of Cape Escapado (USNM E 14261; Centroid Latitude: 7.9917, Centroid Longitude: -78.5050, depth 55 m)
Clark, H. L. (1914). Mem. Mus. Comp. Zool. Harv. 46(1): 27, pl. 122, figs 12-14, pl. 123, figs 5-10.
Mortensen, T. (1948). A monograph of the Echinoidea 4(2). Clypeasteroida. Copenhagen. 471 pp., 258 figures, 72 pls; pages: 53-54.
LSID urn:lsid:marinespecies.org:taxname:513183Clypeaster (Alexandria) europacificus H.L. Clark, 1914 (subgeneric subdivision of Clypeaster not accepted by scientific community)
Holotype: USNM 34226
Paratypes: USNM 34220, USNM 38179
Type locality: South of Rey Island (Centroid Latitude: 7.9500, Centroid Longitude: -78.9167), Perlas Archipelago, Gulf of Panama, Panama, eastern Pacific, North Pacific Ocean, from a depth of 60 m.
Clypeaster europacificus is een zee-egel uit de familie Clypeasteridae.
De wetenschappelijke naam van de soort werd in 1914 gepubliceerd door Hubert Lyman Clark.
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