Gymnechinus, is a genus of sea urchins. Gymnechinus abnormalis H.L. Clark, 1925 Gymnechinus epistichus H.L. Clark, 1912 Gymnechinus pulchellus Mortensen...
827 bytes (40 words) - 01:37, 3 December 2023
hemipyramids that support the lantern's tooth. Goniopneustes Duncan, 1889 Gymnechinus Mortensen, 1903b Lytechinus A. Agassiz, 1863 Nudechinus H.L. Clark, 1912...
2 KB (167 words) - 01:35, 3 December 2023