Revision of the genus Fascaplysinopsis, the type species Fascaplysinopsis reticulata (Hentschel, 1912) (Porifera, Dictyoceratida, Thorectidae) and descriptions of two new genera and seven new species Author Ekins, Merrick Queensland Museum, PO Box 3300, South Brisbane 4101, Brisbane, Queensland, Australia & Griffith Institute for Drug Discovery, Griffith University, Brisbane 4111, Queensland, Australia & School of Biological Sciences, University of Queensland, St Lucia, Queensland, 4072 Australia Author Erpenbeck, Dirk 0000-0002-6380-7421 Dept. of Earth and Environmental Sciences Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany & GeoBio-Center, Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany & SNSB-Bayerische Staatssammlung f ¸ r Paläontologie und Geologie, Richard-Wagner-Str. 10, 80333 M ¸ nchen, Germany woerheide @ lmu. de; https: // orcid. org / 0000 - 0002 - 6380 - 7421 woerheide@lmu.de Author Debitus, Cécile 0000-0002-3978-0644 IRD, University of Brest, CNRS, Ifremer, LEMAR, F- 29280 Plouzané, France & IRD, Univ de la Polynésie française, Ifremer, ILM, EIO, F- 98713 Papeete, French Polynesia & cecile. debitus @ ird. fr; https: // orcid. org / 0000 - 0002 - 3978 - 0644 cecile.debitus@ird.fr Author Petek, Sylvain 0000-0001-7920-0467 IRD, University of Brest, CNRS, Ifremer, LEMAR, F- 29280 Plouzané, France & IRD, Univ de la Polynésie française, Ifremer, ILM, EIO, F- 98713 Papeete, French Polynesia & sylvain. petek @ ird. fr; https: // orcid. org / 0000 - 0001 - 7920 - 0467 sylvain.petek@ird.fr Author Mai, Tepoerau IRD, Univ de la Polynésie française, Ifremer, ILM, EIO, F- 98713 Papeete, French Polynesia & Institut Louis Malardé-Papeete, BP 30 - 98713 Papeete, Tahiti, French Polynesia Author Wörheide, Gert 0000-0002-6380-7421 Dept. of Earth and Environmental Sciences Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany & GeoBio-Center, Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany & SNSB-Bayerische Staatssammlung f ¸ r Paläontologie und Geologie, Richard-Wagner-Str. 10, 80333 M ¸ nchen, Germany woerheide @ lmu. de; https: // orcid. org / 0000 - 0002 - 6380 - 7421 woerheide@lmu.de Author Hooper, John N. A. 0000-0003-1722-5954 Queensland Museum, PO Box 3300, South Brisbane 4101, Brisbane, Queensland, Australia & john. hooper @ qm. qld. gov. au; https: // orcid. org / 0000 - 0003 - 1722 - 5954 john.hooper@qm.qld.gov.au text Zootaxa 2023 2023-09-19 5346 3 201 241 http://dx.doi.org/10.11646/zootaxa.5346.3.1 journal article 10.11646/zootaxa.5346.3.1 1175-5326 8390072 C577D701-4F0A-44AB-8CAF-9DF56BEEAA9C Key to the genera within Thorectinae (amended from Cook & Bergquist, 2002 ) 1. Sponge dermis armoured............................................................................... 2 - Sponge dermis unarmoured............................................................................. 8 2. Sponge dermis heavily armoured......................................................................... 3 - Sponge dermis armouring partial with a striated pattern...................................... Skolosachlys gen.nov. - Sponge dermis armouring superficial..................................................................... 6 3. Skeleton regular...................................................................................... 4 - Skeleton irregular..................................................................................... 5 4. Primary fibres large diameter..................................................................... Thorecta - Primary fibres similar to secondary fibres........................................................ Thorectandra 5. Primary fibres fasciculating.......................................................... Rubrafasciculus gen.nov. - Primary fibres not fasciculating................................................................ .. Aplysinopsis 6. Primary fibres fasciculating............................................................................. 7 - Primary fibres not fasciculating............................................................. .. Petrosaspongia 7. Heavy collagenous matrix................................................................. Fascaplysinopsis - Thin walled lamello-digitate or foliose sponges, fibres parallel to the surface............................ Collospongia 8. Quarternary fibers present.............................................................................. 9 - Quartenary fibres absent............................................................................... 10 9. Fenestrate surface, fasciculating primary fibres.................................................. Fenestraspongia - Conulose surface, primary fibres mostly non-fasciculate............................................... Luffariella 10. Primary and secondary fibres uncored.................................................................... 11 - Primary and secondary fibres cored.......................................................................12 11. Axially concentrated skeleton................................................................... Thorectaxia - Dense branching, non-hierarchical fibre network................................................ Dactylospongia 12. Secondary fibres cored............................................................................ Hyrtios - Secondary fibres uncored.............................................................................. 13 13. Primary fibres strongly fasciculated throughout sponge............................................ Fasciospongia - Primary fibres not strongly fasciculated throughout sponge................................................... 14 14. Upright growth form, on a basal stalk, smooth surface.................................................. Taonura - Low growth forms................................................................................... 15 15. Secondary fibre skeleton well developed................................................................... 6 - Skeleton comprises primary and secondary fibres in equal portions 17 16. Honeycomb pattern at surface, colour darkens upon collection....................................... Smenospongia - Without honeycomb pattern at surface, colour does not change........................................ Cacospongia 17 Heavy collagenous mesohyl, irregular skeleton................................................... Semitaspongia - Low to moderate mesohyl collagen, regular skeleton.............................................. Scalarispongia