O. Erik Tetlie, Danita S. Brandt & Derek E. G. Briggs (2008). "Ecdysis in sea scorpions (Chelicerata: Eurypterida)". Palaeogeography, Palaeoclimatology, Palaeoecology265 (3–4): 182–194. doi:10.1016/j.palaeo.2008.05.008. Bibcode: 2008PPP...265..182T.
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O. Erik Tetlie, Danita S. Brandt & Derek E. G. Briggs (2008). "Ecdysis in sea scorpions (Chelicerata: Eurypterida)". Palaeogeography, Palaeoclimatology, Palaeoecology265 (3–4): 182–194. doi:10.1016/j.palaeo.2008.05.008. Bibcode: 2008PPP...265..182T.