DOI: 10.5281/zenodo.15134031
title: TABLE 5 in Deep Water Polymastiidae (Porifera, Polymastiida) from the South West Pacific

description: TABLE 5. Comparison of specimens of Polymastia invaginata and P. norfanzii sp. nov..
Spicules of choanosomal tractsSpicules of choanosomal stellate bundlesSpicules of choanosomal Not in stellate bundlesSpicules of cortical pallisadeStrongyles/ Sceptre likeSpecific surfaces hispidation spiculesInvagination of papillaePapillaePapillae size (mm)Size (mm)consistenceyLocationP. invaginata Kirkpatrick, 1907: 271Large smooth, slightly curved 2240 × 40Slender tyles 200 × 15Slender tyles 70 × 6Tylostyles with small spherical head, short neck, straight fusiform 140–350 × 12–19Occasional? 2240 × 40-complete1Height of dermal spicules?dense and firmAntarcticaP. invaginata Kirkpatrick 1908: 15–16, pl. XII(1b), pl. XIV (5–15a)Large smooth, slightly curved styles 2240 × 40 and long slender tylostylesFusiform tylostyles tyles 200 × 15Fusiform tylotyles 70 × 6Tylostyles with small spherical head, short neck, straight fusiform 140–350 × 12–19Occasional? 2240 × 40-complete2Height of dermal spicules80 × 45, 8x8x4dense and firmAntarcticaP. invaginata Hentchel, 1914: 49, Taf. V, Fig. 4.Slender fusiform subtylostyles 816–1792 × 15–20Stout, fusiform tylostyles 120– 600 × 10–25-stout, fusiform tylostyles 120–600 × 10–25--partial1?8?AntarcticaP. invaginata Koltun, 1964: 26, pl. IV(10–14);Styles or subtylostyles 816–2240 × 15–40? fusiform tylostyles 70–600 × 6–25-fusiform tylostyles 70–600 × 6–25--complete1Height of dermal spicules80 × 45?AntarcticaP. invaginata Boury-Esnault & van Beveren 1982: 36–37, pl. IV (13–14), Figs. 9,D–FFusiform tylostyles with a well marked head 227–(590)–890 × 10–(22)–32Small fusiform tylostyles, well marked head 71–(166)–312 × 5–(6.5)–9-Small fusiform tylostyles, well marked head 71–(166)–312 × 5–(6.5)–9-? tylostyles sometime with a slight head 923– (1697)–2106 × 13–(24)–32complete12–8~25??Kerguelen and Heard IslandsP. invaginata Plotkin & Janussen 2008:102-109, Figs. 4-5, Tables 2-3Fusiform, straight styles (subtylostyles, tylostyles) 1026–(1568)–2186 x 8–(19)–32Fusiform, straight or slightly curved tylostyles (subtylostyles, styles) 60–(383)–988 x 2–(9)–30-Fusiform, straight or slightly curved tylostyles (subtylostyles, styles) 60–(383)–988 x 2–(9)–30145–(482)– 1080 × 27–(59)–97slender, straight, sharply pointed tylostyles or styles 2200–(2753)– 4771 × 5–(25)–41partial or none1–42–13 × 2–8≤37 × 29?AntarcticaP. invaginata Present work QM G315026Fusiform, straight styles 1030–(2798)–5380 × 18–(34)–61, n=27Fusiform, straight or slightly curved tylostyles 131–(264)–429 × 5–(10)–19, n=40-Fusiform, straight or slightly curved tylostyles 131–(264)–429 × 5–(10)–19, n=40Rare 90 × 12, n=1-complete1height at dermal layer, 19 wide73 × 25Firm compressibleAntarcticaP. invaginata Present work QM G335958Fusiform, straight styles 1720–(2680)–5180 × 16–(30)–43, n=28Fusiform, straight or slightly curved tylostyles 95–(240)–654 × 3–(10)–19, n=60-Fusiform, straight or slightly curved tylostyles 95–(240)–654 × 3–(10)–19, n=60--complete1height at dermal layer, 16 wide83 × 35Firm compressibleAntarcticaP. invaginata Present work QM G311143Fusiform, straight styles 1940–(2749)–3480 × 7–(37)–67, n=12Fusiform, straight or slightly curved tylostyles 124–(381)–957 × 4–(14)–37, n=51-Fusiform, straight or slightly curved tylostyles 124–(381)–957 × 4–(14)–37, n=51Rare-complete1height 3mm above dermal layer, 13 wide52 × 40Firm but friableAntarcticaP. norfanzii sp. nov. Present work QM G339367Fusiform, straight or slightly curved tylostyles 499–(1226)–2560 × 6–(17)–30, n=62–Fusiform, straight or slightly curved tylostyles 93–(140)–272 × 3–(5)–9, n=52Fusiform, straight or slightly curved tylostyles 93–(140)–272 × 3–(5)–9, n=52––complete12 × 0.511 × 5Dense and firmLord Howe Plateau
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description: Published as part of Ekins, Merrick, Erpenbeck, Dirk, Wörheide, Gert & Hooper, John N. A., 2023, Deep Water Polymastiidae (Porifera, Polymastiida) from the South West Pacific, pp. 79-80 in Zootaxa 5369 (1) on page 79, DOI: 10.11646/zootaxa.5369.1.3, http://zenodo.org/record/10146837