In Panama this species has been collected in Caribbean from East of Valiente Peninsula (USNM E 14372; Centroid Latitude: 9.2133, Centroid Longitude: -81.7833, depth range 46 to 47 m), northeast of Colon Island (USNM E 14371; Centroid Latitude: 9.4583, Centroid Longitude: -82.2117, depth range 91 to 97 m), and in the Panama Canal behind Juan Joaquin Island (USNM E 14300 & USNM E 14301; Centroid Latitude: 9.62, Centroid Longitude: -79.58, depth range 6 to 11 m).
Chesher, R. H. (1968). The systematics of sympatric species in West Indian spatangoids: a revision of the genera Brissopsis, Plethotaenia, Paleopneustes, and Saviniaster. Studies in Tropical Oceanography 7, 1-168, pls 1-35.
Mortensen, T. (1951): A Monograph of the Echinoidea. V, 2. Spatangoida II. Amphisternata II. Spatangidæ, Loveniidæ, Pericosmidæ, Schizasteridæ, Brissidæ. - 593 pp., Copenhagen (C. A. Reitzel); pages: 424-427.
LSID urn:lsid:marinespecies.org:taxname:422510Brissopsis elongata elongata Mortensen, 1907 (currently not is use, no other subspecies are recognised)
Kleinia elongata (Mortensen, 1907) (unaccepted combination)
