Iphione fimbriata de Quatrefages 1866

Iphione fimbriata de Quatrefages, 1866 reinstated Figs 7–9, 36 Iphione fimbriata de Quatrefages, 1866: 271–272; Haswell 1882b; 277 (after de Quatrefages 1866); Solís-Weiss et al. 2004: S14. Iphione fustis Hoagland, 1920: 605, Pl. 46, Figs 4–8; Hartman 1938: 107; Suárez-Morales & Salazar-Vallejo 2022:502–503, Fig. 4 (parasites). Iphione muricata: Monro 1924: 46 (partim); Pettibone 1986: 9–16, Figs 1, 2 (partim, non (Savigny in Lamarck, 1818)). Holotype. Northeastern Australia, Torres Strait. Holotype of I. fimbriata de Quatrefages, 1866 (MNHN POLY TYPE 325), 1 Jan. 1841, Hombron & Jacquinot, coll. Other type material examined. Philippine Islands. Paratype of I. fustis Hoagland, 1920 (USNM 18968), USFCS Albatross, Sta. 5401, off Tanguingui Island Light, North of Cebu, fine sand, 54 m, 16 Mar. 1909 (bent ventrally, partially dried out, five elytra previously removed (kept in container); body 22 mm long, 10 mm wide, 28 chaetigers). Paratype of I. fustis Hoagland, 1920 (USNM 18969), USFCS Albatross, Sta. 5202, off East coast of Leyte Island, Caguayan Point, 14 m, 13 Apr. 1908 (used for redescription). Additional material Australia. Seven specimens (AM 2612), Low Isles, Queensland, Feb. 1929, Whitley & Boardman, coll. (no further data; soft, probably ethanol-fixed, 4 bent ventrally, smallest one broken; elytra brownish with an oblique longitudinal black band in a few specimens only, with abundant sediment particles; macrotubercles in 3–5 rows (size-dependent), progressively smaller posteriorly; cirrigerous segments with basal tubercle of dorsal cirrophore projected (barely visible in softer specimens; body 19–23 mm long, 8–13 mm wide, 29 chaetigers). Two specimens (AM 2814), East Point, near Darwin NT, 22 Jun. 1929, A.A. Livingstone, coll. (one markedly bent, not measured; elytra with abundant sediment particles; macrotubercles in 3–4(5) rows, decreasing in size posteriorly; basal tubercle of dorsal cirrophore distinct, not projected over cirrophore base; body 28.5 mm long, 14 mm wide, 29 chaetigers). Two specimens (AM 5720), Brampton Island, Queensland, Jan. 1949, Zoology Department, University of Sydney, coll. (no further data; bent ventrally; elytra brownish with an oblique longitudinal black band; macrotubercles in 4–5 rows; basal tubercle of dorsal cirrophore projected; body 20–26 mm long, 15.5–17.0 mm wide, 29 chaetigers). Two specimens (MAGNT W 270), Oxley Island, NT, coral rubble, reef edge, low tidal, 20 Oct. 1982, R. Hanley, coll. (bent ventrally, one too bent to be measured; right elytra 7 removed for observation; elytra with oblique longitudinal blackish band, 3–5 rows of macrotubercles, progressively smaller posteriorly; cirrigerous segments with basal tubercle of dorsal cirrophores projected; body 30 mm long, 14 mm wide, 29 chaetigers). Australia. Two specimens (MAGNT W 6780), Scorpion Island, WA, Sta. RH 91-55, fringing shore reef, low subtidal, 14 Aug. 1991, J.R. Hanley, coll. (bent ventrally; elytra with oblique longitudinal black band, and darker posterior margins; macrotubercles in 3–4 rows, progressively smaller posteriorly; ventral cirri base blackish; body 20–32 mm long, 12–15 mm wide, 29 chaetigers). One specimen (NMH 1925.1.28.17), H.M.S. Alert, Port Denison (no further data; bent ventrally, some parapodia and elytra previously removed (lost); elytra brownish, with a wide oblique longitudinal darker band, macrotubercles in 4 rows; neurochaetae unidentate, slightly falcate; body 28 mm long, 17 mm wide, 29 chaetigers). Three specimens (NHM 1925.1.28.18–20), H.M.S. Alert, Claremont and Bird Islands (no further data; one markedly bent, elytra brownish, each with 3–4 rows of macrotubercles; basal tubercle of dorsal cirrophore projected; body 12–25 mm long, 11.5–13.0 mm wide, 29 chaetigers). Three specimens (NHM 1925.1.28.21–23), H.M.S. Alert, Torres Strait Islands, Thursday Island, sand, 7–13 m (no further data; smallest one damaged, some elytra previously removed; elytra yellowish to brownish, oblique longitudinal darker band visible; each elytron with 3–4 rows of macrotubercles (2–3 in smallest specimen) progressively smaller towards posterior margin; basal tubercle of dorsal cirrophores projected; neurochaetae unidentate, slightly falcate; body 11–34 mm long, 6–15 mm wide, 29 chaetigers). Seven specimens (NHM 1925.1.28.26–34), H.M.S. Alert, Port Molle, beach and coral reef (no further data; three markedly bent, one dried-out; elytra yellowish to brownish, often with a wide oblique longitudinal band, or darker posterior elytral margins, with 3–5 rows of macrotubercles (size-dependent); body 15–25 mm long, 8–15 mm wide, 29 chaetigers). Three specimens (NHM 1970.113 b), Grahams Point (no further data; one bent ventrally; elytra brownish, darker in posterior regions, oblique longitudinal wide darker bands, with 4–5 rows of macrotubercles; body 22–26 mm long, 12.0– 12.5 mm wide, 29 chaetigers). One specimen (ZMH V 497), Bowen, Queensland (no further data; body incurved, anterior parapodia bent ventrally; elytra brownish, with fimbriae short (shrunk), with oblique darker band, and 4–5 rows of macrotubercles progressively smaller posteriorly; body 23 mm long, 14 mm wide, 29 chaetigers). Thailand. One specimen (NHM 1925.1.28), Gulf of Siam (Thailand) (no further data; bent ventrally; elytra brownish with an oblique wide darker band; macrotubercles in 4 rows; basal tubercle of dorsal cirrophore projected; neurochaetae unidentate, slightly falcate; body 36 mm long, 14.5 mm wide, 29 chaetigers). Indonesia. One specimen (RMNH unnumb.), Indonesian Snellius II Exped., Sta. 4.232 (06°32.1’ S, 121°09’ E), NE Taka Bone Rate, Tiger Islands, south of Pulau Tarupa Kecil, 59 m, calcareous nodules, sponges, 16 Oct. 1984 (markedly bent ventrally; elytra with oblique longitudinal black band poorly defined; macrotubercles in 5 rows, decreasing in size posteriorly; cirrigerous segments with basal tubercle of dorsal cirrophore projected; not measured). One specimen (ZMA V 471.1), Lesser Sunda Islands, RV Siboga Exped., Stat. 34 (Lombok, anchorage off Labuan Pandan), 18 m, coral reef, shore-expl., 27 Mar. 1899 (slightly bent ventrally; elytra with silt and abundant epibionts, oblique longitudinal line barely visible; macrotubercles in three rows, progressively smaller posteriorly; basal tubercle of dorsal cirrophore projected; body 20 mm long, 11 mm wide, 29 chaetigers). One specimen (ZMA V 471.4), Sulawesi, RV Siboga Exped., Sta. 115 (Kwandang Bay, E side of Pajunga Island), reef-exploration, 9–11 Jul. 1899 (markedly bent ventrally; elytra with oblique longitudinal band barely visible, posterior margins darker; macrotubercles in 3–4 rows, progressively smaller posteriorly; not measured). One specimen (ZMA V 471.5), Sulawesi, RV Siboga Exped., Sta. 125 (Siau Island, anchorage off Sawan), 27 m, dredge, townet, Monaco trap, reef-exploration, stones, 18–19 Jul. 1899 (markedly bent; elytra brownish without black spots; macrotubercles in three rows; not measured). Two specimens (ZMA V 471.8), Sulawesi, RV Siboga Exped., Stat. 131 (Karakelang Island, anchorage off Beo), 13 m, muddy bottom, sand, 24–25 Jul. 1899 (largest markedly bent ventrally; elytra brownish, oblique longitudinal band barely visible, with abundant sediment particles and epibionts; macrotubercles in 3–4 rows, decreasing in size posteriorly; smaller one with body 15 mm long, 9 mm wide, 29 chaetigers). One specimen (ZMA V 471.10), Maluku, RV Siboga Exped., Stat. 144 (anchorage N of Salomakiëe (Damar) Island), 45 m, dredge, townet + reef exploration, coral, 7–9 Aug. 1899 (bent ventrally; elytra brownish with abundant white epibionts; macrotubercles in three rows, progressively smaller posteriorly; body 17.5 mm long, 10 mm wide, 29 chaetigers). Three specimens (ZMA V 471.15), Sulawesi, RV Siboga Exped., Stat. 213 (Saleyer anchorage), 36 m, coral reef expl., muddy bottom + sand, 26 Sep. 1899 (markedly bent ventrally; elytra yellowish in smaller specimens, largest one with oblique longitudinal black band; macrotubercles in 1—two rows; smaller ones not measured, largest 15 mm long, 9 mm wide, 29 chaetigers). One specimen (ZMA V 471.15 b), Sulawesi, RV Siboga Exped., Stat. 213 (Saleyer anchorage), 36 m, coral reef expl., muddy bottom + sand, 26 Sep. 1899 (bent ventrally; elytra brownish with oblique longitudinal black band, and darker posterior margins; macrotubercles in 4–5 rows, progressively smaller posteriorly; body 30 mm long, 12 mm wide, 29 chaetigers). One specimen (ZMA V 471.17), Sulawesi, RV Siboga Exped., Sta. 225 (Lucipara Island, S point), reef (in label), coral + shells, 8 Nov. 1899 (slightly bent ventrally; several elytra previously removed (kept in container); elytra brownish, with oblique longitudinal black band, posterior margins darker, some with white epibionts; macrotubercles in 4 rows, progressively smaller posteriorly; body 26 mm long, 15 mm wide, 29 chaetigers). Five specimens (ZMA V 471.18), Maluku, RV Siboga Exped., Sta. 231 (Ambon, at anchorage), 40 m, reef exploration, coral sand, 14–18 Nov. 1899 (markedly bent ventrally; several elytra removed from each specimen; elytra yellowish in smaller specimens, with oblique longitudinal black band and darker posterior margins in largest specimen; macrotubercles in 3–5 rows (size dependent), decreasing in size posteriorly; not measured). One specimen (ZMA V 471.19), Maluku, RV Siboga Exped., Stat. 234 (Nusa Laut Isl., Nalahia Bay), 46 m, reef exploration, stones, 19–20 Nov. 1899 (slightly bent ventrally; elytra brownish with abunant epibionts; macrotubercles in three rows, progressively smaller posteriorly); body 25 mm long, 11 mm wide, 29 chaetigers). Two specimens (ZMA V 473), Java, Jakarta Bay (Batavia Bay), Sluiter, coll. (no further data; markedly bent specimens; some elytra previously removed; elytra with oblique longitudinal dark wide band; macrotubercles in 2–4 rows; basal tubercle of dorsal cirrophores projected; not measured). Philippines. One specimen (LACM 6916), Palawan, North Verde Isla