Janulum spinispiculum Carter 1876

• Main Authors: Kelly, Michelle, Erpenbeck, Dirk, Morrow, Christine, Soest, Rob Van
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Porifera; Demospongiae; Poecilosclerida; Raspailiidae; Janulum; Janulum spinispiculum; Arctic Ocean; Barents Sea; Iceland; North Atlantic; Northeast Atlantic; Northern Norway; Spitzbergen
• Online Access: https://doi.org/10.5281/zenodo.6122464; http://treatment.plazi.org/id/5B6587C8026E0D032385FC5DFA3C0186

Janulum spinispiculum (Carter, 1876) (Fig. 2; Table 1) Isodictya spinispiculum Carter 1876: 310, Pl. 15, Fig. 42. Metschnikowia spinispiculum , Lundbeck 1902: 52, Pl. 12, Fig. 4; Topsent 1904: 243, Pl. 5, Fig. 1; Hentschel 1929: 901, 987. Janulum spinispiculum , de Laubenfels 1935: 79; Boury-Esnault et al. 1994: 132, Fig. 102; Vacelet 1969: 210, Fig. 54; Calcinai et al. 2013: 6, Fig. 3. Lithoplocamia spinispiculum , Hooper 2002: 506 (with question). Material examined. ZMA Por. 19460, 19461: BIOSYS/HERMES 2005, boxcore 24, southeast Rockall Bank, 55.506° N, 15.786° W, 680 m, 27 Jun 2005, collected by 50 cm boxcore from RV Pelagia ZMA Por. 19579, BIOSYS/HERMES 2005, boxcore 60, southeast Rockall Bank, 55.444° N, 16.076° W, 780 m, 30 Jun 2005, collected by 50 cm boxcore from RV Pelagia ZMA Por. P. 8676, slide, Porcupine Seabight, southwest of Ireland, 852 m, coll. L.A. Hendry, Scottish Association for Marine Science, Jun 2003; ZMA Por. P. 8672, 8673, East of Iceland, from Copenhagen Museum’s Lundbeck collection; BELUM Mc7745, Mc7798, Mc7812, West Coast of Ireland, RV Celtic Explorer Cruise CE10004, 54.063° N, 12.413° W, 1469 m, 26 May 2010, collected by ROV Holland I BELUM Mc7816, West Coast of Ireland, RV Celtic Explorer Cruise CE10004, 54.058° N, 12.547° W, 1350 m, 27 May 2010, collected by ROV Holland I . Other material. Janulum filholi (Topsent, 1890), MOM 0 4 0078: Holotype, Campagnes de l' Hirondelle Stn 105 (1892), 927 m. Distribution. Northeast Atlantic region: southern Portugal, Azores, Rockall Bank; Mediterranean Sea: Alboran and Ionian Seas, Canyon de la Cassidaigne; North Atlantic: Iceland; Arctic Ocean: Barents Sea, northern Norway and Spitzbergen. Description. Very thinly to relatively thickly encrusting, often very small, 1–2 cm 2, 1– 2 mm thick, with a smooth, porous, membranous surface (Fig. 2 A), or erect, almost cylindrical, irregularly lobate with an encrusting base (Fig. 2 B), about 25 mm thick, texture firm, friable. Colour in life white, pale cream, dull yellow. BELUM Mc7745 was a pale ...