Spondylus anacanthus Mawe, 1823 (basis of record)
Spondylus barbatus Reeve, 1856 accepted as Spondylus squamosus Schreibers, 1793 (basis of record)
Spondylus ducalis Röding, 1798 accepted as Spondylus sinensis Schreibers, 1793 (source of synonymy)
Spondylus exilis G. B. Sowerby III, 1895 (basis of record)
Spondylus fragilis G. B. Sowerby II, 1847 accepted as Spondylus sinensis Schreibers, 1793 (source of synonymy)
Spondylus igneus Fulton, 1915 accepted as Spondylus nicobaricus Schreibers, 1793 (basis of record)
Spondylus longitudinalis Lamarck, 1819 accepted as Spondylus americanus Hermann, 1781 (basis of record)
Spondylus microlepos Lamarck, 1819 sensu Lamprell, 1986 accepted as Spondylus heidkeae Lamprell & Healy, 2001 (basis of record)
Spondylus multisetosus Reeve, 1856 (basis of record)
Spondylus obliquus Chenu, 1844 accepted as Spondylus anacanthus Mawe, 1823 (basis of record)
Spondylus pictorum Schreibers, 1793 accepted as Spondylus foliaceus Schreibers, 1793 (basis of record)
Spondylus princeps Schreibers, 1793 accepted as Spondylus sinensis Schreibers, 1793 (basis of record)
Spondylus regius Linnaeus, 1758 (basis of record)
Spondylus rostratus Chenu, 1844 accepted as Spondylus nicobaricus Schreibers, 1793 (basis of record)
Spondylus sinensis Schreibers, 1793 (basis of record)
Spondylus sparsispinosus Dall, Bartsch & Rehder, 1938 accepted as Spondylus nicobaricus Schreibers, 1793 (basis of record)
Spondylus squamosus Schreibers, 1793 (basis of record)
Spondylus variegatus Schreibers, 1793 (basis of record)
Spondylus varius G. B. Sowerby I, 1827 (basis of record)
Spondylus zonalis Lamarck, 1819 (basis of record)

Comoran Exclusive Economic Zone for Spondylus nicobaricus Schreibers, 1793 
Djiboutian Exclusive Economic Zone for Spondylus coccineus Lamarck, 1819 
Indian Ocean for Spondylus anacanthus Mawe, 1823 
Indian Ocean for Spondylus variegatus Schreibers, 1793 
Madagascar for Spondylus coccineus Lamarck, 1819 
Madagascar for Spondylus longitudinalis Lamarck, 1819 
Madagascar for Spondylus microlepos Lamarck, 1819 sensu Lamprell, 1986 
Madagascar for Spondylus nicobaricus Schreibers, 1793 
Madagascar for Spondylus obliquus Chenu, 1844 
Mauritian Exclusive Economic Zone for Spondylus igneus Fulton, 1915 
Mauritian Exclusive Economic Zone for Spondylus nicobaricus Schreibers, 1793 
Mauritian Exclusive Economic Zone for Spondylus sinensis Schreibers, 1793 
Mauritian Exclusive Economic Zone for Spondylus spinosus Schreibers, 1793 
Mauritian Exclusive Economic Zone for Spondylus zonalis Lamarck, 1819 
Red Sea for Spondylus candidus Lamarck, 1819 
Red Sea for Spondylus castus Reeve, 1856 
Red Sea for Spondylus exilis G. B. Sowerby III, 1895 
Red Sea for Spondylus gaederopus Linnaeus, 1758  (inaccurate)
Red Sea for Spondylus gloriandus Melvill & Standen, 1907 
Red Sea for Spondylus layardi Reeve, 1856 
Red Sea for Spondylus pictorum Schreibers, 1793 
Red Sea for Spondylus spinosus Schreibers, 1793 
Red Sea for Spondylus versicolor Schreibers, 1793 
Red Sea for Spondylus zonalis Lamarck, 1819 
Seychellois Exclusive Economic Zone for Spondylus versicolor Schreibers, 1793