Figure 2.A–G Serpula madrigalae
sp. n., from Turks and Caicos, USNM 1157006, holotype A–B tube and detail C entire body D–E operculum, in aboral and lateral views F bayonet chaetae G hooded (capillary) chaetae H–J Serpula
cf. vermicularis, from Nigeria, UMML 22.545 H–I two distinct opercula in lateral and aboral views J bayonet chaetae.