Nereis confusa sp. n. Holotype A–P (ECOSUR 0174). A Anterior end, dorsal view B Posterior end, dorsal view C Notopodial homogomph falciger, parapodium 72 D Parapodium 2, anterior view E Parapodium 11, anterior view F Parapodium 28, anterior view G Parapodium 51, anterior view H Parapodium 72, anterior view I Left jaw, dorsal view J Supra-acicular homogomph spiniger, parapodium 51 K Sub-acicular heterogomph spiniger from same L Sub-acicular heterogomph falciger from same M Supra-acicular heterogomph falciger, parapodium 72 N Supra-acicular heterogomph falciger from same O Supra-acicular homogomph spiniger from parapodium 51 P Sub-acicular heterogomph spiniger from same. Scale bars: 1 mm (A–B, I); 50 μm (C, J–N); 0.1 mm (D–H); 0.3 mm (O–P).