1. Species Spatangus altus Mortensen, 1907
2. Species Spatangus californicus H.L. Clark, 1917
3. Species Spatangus capensis Döderlein, 1905
4. Species Spatangus diomedeae Fell, 1963
5. Species Spatangus luetkeni A. Agassiz, 1872
6. Species Spatangus mathesoni McKnight, 1968
7. Species Spatangus multispinus Mortensen, 1925
8. Species Spatangus paucituberculatus A. Agassiz & H.L. Clark, 1907
9. Species Spatangus purpureus O.F. Müller, 1776
10. Species Spatangus raschi Lovén, 1869
11. Species Spatangus subinermis Pomel, 1887
12. Subgenus Spatangus (Brissus) Gray, 1825 accepted as Brissus Gray, 1825 (accepted at genus rank)
    1. Species Spatangus (Brissus) latecarinatus Leske, 1778 accepted as Brissus latecarinatus (Leske, 1778) (transferred to Brissus)
    2. Species Spatangus (Brissus) maculosus Leske, 1778 accepted as Brissus latecarinatus (Leske, 1778) (subjective junior synonym)
    3. Species Spatangus (Brissus) placenta Philippi, 1845 accepted as Brissus unicolor (Leske, 1778) (subjective junior synonym)
    4. Species Spatangus (Brissus) pulvinatus Düben & Koren, 1844 accepted as Brissopsis lyrifera (Forbes, 1841) (subjective junior synonym)
    5. Species Spatangus (Brissus) unicolor Leske, 1778 accepted as Brissus unicolor (Leske, 1778) (transferred to Brissus)
13. Subgenus Spatangus (Granopatagus) Lambert, 1915 accepted as Granopatagus Lambert, 1915 (accepted at genus rank)
    1. Species Spatangus (Granopatagus) inermis Mortensen, 1913 accepted as Spatangus subinermis Pomel, 1887 (junior subjective synonym)
    2. Species Spatangus (Granopatagus) paucituberculatus (A. Agassiz & H.L. Clark, 1907) represented as Spatangus paucituberculatus A. Agassiz & H.L. Clark, 1907 (subgeneric subdivision of Spatangus not used by the community)
14. Subgenus Spatangus (Lonchophorus) accepted as Spatangus (Loncophorus) Studer, 1881 accepted as Nacospatangus A. Agassiz, 1873 (misspelling)
15. Subgenus Spatangus (Loncophorus) Studer, 1881 accepted as Nacospatangus A. Agassiz, 1873 (junior homonym of Loncophorus Chevrolat, 1832 (Coleoptera))
    1. Species Spatangus (Loncophorus) interruptus Studer, 1881 accepted as Nacospatangus interruptus (Studer, 1880) (transferred to Nacospatangus)
16. Subgenus Spatangus (Tripylus) Philippi, 1845 accepted as Tripylus Philippi, 1845 (accepted at genus rank)
    1. Species Spatangus (Tripylus) australis Philippi, 1845 accepted as Abatus cavernosus (Philippi, 1845) (subjective junior synonym)
    2. Species Spatangus (Tripylus) cavernosus Philippi, 1845 accepted as Abatus cavernosus (Philippi, 1845) (transferred to Abatus)
    3. Species Spatangus (Tripylus) excavatus Philippi, 1845 accepted as Tripylus excavatus (Philippi, 1845) (subgenus raised to genus)
17. Species Spatangus affinis Herklots, 1854 accepted as Maretia planulata (Lamarck, 1816) (subjective junior synonym)
18. Species Spatangus altus Lütken accepted as Spatangus altus Mortensen, 1907 (unaccepted > nomen nudum, manuscript name)
19. Species Spatangus arcuarius Lamarck, 1816 accepted as Echinocardium cordatum (Pennant, 1777) (subjective junior synonym)
20. Species Spatangus atropos Lamarck, 1816 accepted as Moira atropos (Lamarck, 1816) (transferred to Moira)
21. Species Spatangus australasiae Leach, 1815 accepted as Breynia australasiae (Leach, 1815) (transferred to Breynia)
22. Species Spatangus beryl Fell, 1963 accepted as Spatangus luetkeni A. Agassiz, 1872 (junior subjective synonym)
23. Species Spatangus brissus Leske, 1778 accepted as Brissus unicolor (Leske, 1778) (objective synonym)
24. Species Spatangus canaliferus Lamarck, 1816 accepted as Ova canaliferus (Lamarck, 1816) accepted as Ova canalifera (Lamarck, 1816) (transferred to Ova)
25. Species Spatangus carinatus Lamarck, 1816 accepted as Brissus latecarinatus (Leske, 1778) (subjective junior synonym)
26. Species Spatangus columbaris Lamarck, 1816 accepted as Brissus unicolor (Leske, 1778) (subjective junior synonym)
27. Species Spatangus compressus Lamarck, 1816 accepted as Metalia spatagus (Linnaeus, 1758) (subjective junior synonym)
28. Species Spatangus cordatus (Pennant, 1777) accepted as Echinocardium cordatum (Pennant, 1777) (transferred to Echinocardium)
29. Species Spatangus crux andreae Lamarck, 1816 accepted as Breynia australasiae (Leach, 1815) (incorrect original spelling (mandatory changed according to ICZN 4th Ed. Article 32.5.2))
30. Species Spatangus cruxandreae Lamarck, 1816 accepted as Breynia australasiae (Leach, 1815) (subjective junior synonym)
31. Species Spatangus elongata Gray, 1845 accepted as Spatangus elongatus Gray, 1845 accepted as Lovenia elongata (Gray, 1845) (incorrect declination of species name)
32. Species Spatangus elongatus Gray, 1845 accepted as Lovenia elongata (Gray, 1845) (transferred to Lovenia)
33. Species Spatangus inermis Mortensen, 1913 accepted as Spatangus subinermis Pomel, 1887 (subjective junior synonym)
34. Species Spatangus lutkeni A. Agassiz, 1872 accepted as Spatangus luetkeni A. Agassiz, 1872 (misspelling)
35. Species Spatangus lütkeni A. Agassiz, 1872 accepted as Spatangus luetkeni A. Agassiz, 1872 (incorrect original spelling (mandatory changed according to ICZN 4th Ed. Article 32.5.2.1.))
36. Species Spatangus meridionalis Risso, 1825 accepted as Spatangus purpureus O.F. Müller, 1776 (subjective junior synonym)
37. Species Spatangus meridionalis Norman, 1868, non Risso, 1825 accepted as Spatangus raschi Lovén, 1869 (misidentification)
38. Species Spatangus ouatus Leske, 1778 accepted as Spatangus ovatus Leske, 1778 accepted as Echinocardium flavescens (O.F. Müller, 1776) (incorrect original spelling (ICZN 4th ed. Art. 32.5.1., inadvertent error))
39. Species Spatangus ovatus Leske, 1778 accepted as Echinocardium flavescens (O.F. Müller, 1776) (subjective junior synonym)
40. Species Spatangus pallidus H.L. Clark, 1908 accepted as Spatangus luetkeni A. Agassiz, 1872 (junior subjective synonym)
41. Species Spatangus pectoralis Lamarck, 1816 accepted as Plagiobrissus grandis (Gmelin, 1791) (subjective junior synonym)
42. Species Spatangus planulatus Lamarck, 1816 accepted as Maretia planulata (Lamarck, 1816) (transferred to Maretia)
43. Species Spatangus praelongus Herklots, 1854 accepted as Maretia planulata (Lamarck, 1816) (subjective junior synonym)
44. Species Spatangus Regina accepted as Spatangus purpureus O.F. Müller, 1776 (misspelling)
45. Species Spatangus reginae Gray, 1851 accepted as Spatangus purpureus O.F. Müller, 1776 (subjective junior synonym)
46. Species Spatangus savignyi (Fourtau, 1904) accepted as Diploporaster savignyi (Fourtau, 1904) (transferred to Diploporaster)
47. Species Spatangus scillae (L. Agassiz, 1836) accepted as Brissus unicolor (Leske, 1778) (subjective junior synonym)
48. Species Spatangus spinosissimus Desor in L. Agassiz & Desor, 1847b accepted as Spatangus purpureus O.F. Müller, 1776 (subjective junior synonym)
49. Species Spatangus sternalis Lamarck, 1816 accepted as Metalia sternalis (Lamarck, 1816) (transferred to Metalia)
50. Species Spatangus subcarinatus (Gray, 1851) accepted as Lovenia subcarinata Gray, 1851 (erroneous citation, see remarks)
51. Species Spatangus thor Fell, 1963 accepted as Spatangus luetkeni A. Agassiz, 1872 (junior subjective synonym)
52. Species Spatangus ventricosus Lamarck, 1816 accepted as Meoma ventricosa (Lamarck, 1816) (transferred to Meoma)
53. Species Spatangus vulgaris Lamarck, 1801 accepted as Brissus latecarinatus (Leske, 1778) (subjective junior synonym)

 The webpage text is licensed under a Creative Commons Attribution 4.0 License