TABLE 3 in Deep Water Polymastiidae (Porifera, Polymastiida) from the South West Pacific

TABLE 3. Comparison of characters between the different species of Radiella and Spinularia. (T=Tylostyles, S=Subtylostyles).
DistributionDepth (m)SubstrateSpecimen shape upper/ lowerSpecimen width (mm)Specimen height (mm)Fringe width (mm)Number of papillaeEctosomal SkeletonChoanosomal skeletonBasal SkeletonFringe Styles (μm)Principal Styles (μm)Ectosomal Styles (μm)Intermediate Styles (μm)Raphides (μm)Radiella alvea (Hansen, 1885):9Atlantic, Arctic2354ClayBeehive, Convex???1RadialRadial tractsEnvelope????AbsentRadiella antarctica Plotkin & Janussen, 2008:111-116, Figs. 7-9.Antarctica2086– 4800PebblesConvex9–302–80.71Bouquets and palisadeRadial TractsEnvelope + ThatchT 2500– 5600S 957– 2686S 125– 636–1271-AbsentRadiella conica (Hansen, 1885):10 Radiella endeavourensisAtlantic, Arctic2354ShellFlattened cone???1?RadialConfusedAbsent????AbsentAustin, Ott, Reiswig, Romagosa & McDaniel, 2014:33-36, Fig. 11NE Pacific2500??1160.5–0.93+Twin layeredRadial + ConfusedEnvelope + ThatchS 2600S 1070– 2230T 360–730-AbsentRadiella irregularis (Ridley & Dendy, 1886):489; Ridley & Dendy, 1887:220-221Chile3950Blue MudConcave/ convex178.512+RadialConfusedThatch?>500<1000500AbsentRadiella nidula sp. nov. Present studyAustralia999– 1761MudConcave/ convex16441-6PalisadeRadial + ConfusedRadial1990– 4070 × 14–47T 780– 1510 × 9–24T 780–1510 × 5–21T 220–660 × 5–21AbsentRadiella pumix sp. nov. Present studyAustralia2587– 2562MudConvex6–81-1Discrete 3D bouquetsConfusedThatch–T 640– 2270 × 7–19T 100–300 × 6–13T 360–660 × 3–15AbsentRadiella sclera sp. nov. Present studyLord Howe Plateau SW Pacific515– 700Rocks?Convex245-?0PalisadeRadial + ConfusedThatch–T 910– 1450 × 12–30T 250–550 × 5–15T 560–980 × 8–24AbsentRadiella sol Schmidt, 1870:48 Pl. IV, Fig. 6Cuba1116?Convex20??15Palisade and tangentialRadial TractsThatchS>5000S 2280– 5400290–390490–618AbsentRadiella straticulata (Wilson, 1925): 347-350, Pl. 38, Fig.7, Pl. 48, Fig. 1.Philippines2021?Concave/ convex9–20??6-8Triple layeredRadial TractsTriple layered, Tangential6000– 10000 × 241600– 4000 × 17–24T 600–2000 × 16T 300–900 × 8–16AbsentSpinularia australis Lévi, 1993: 25 Fig. 7A, Pl. II, Fig. 8.New Caledonia1900PumiceConvex3–81–3?1RadialRadialRadialT 1800– 2500 × 20T 1100– 1600 × 15–20T 300–500 × 8–10T 600–800 × 12170–180Spinularia flagellata sp. nov. Present studyAustralia750– 1147MudConcave/ convex15721PalisadeRadial tractsRadialT 1510– 3500 × 15–50T 700– 2430 × 7–27T 210–980 × 10–25-80–160Spinularia njordi Plotkin, Gerasimova & Rapp, 2018:1312- 1314, Fig. 27Arctic1997– 2457GravelConvex/ convex16–24831Palisade and TangentialTractsAbsent-S/T 1116– 2579T 201–422S/T 422–1128AbsentSpinularia sarsii (Ridley & Dendy, 1886): 488-489; (Ridley & Dendy, 1887:218-220 SpinulariaAtlantic, Arctic10– 225– 2630Concave/ convex1061.5–41-4?ConfusedThatchT/S 5090– 6030T 871– 2900S 250–600S 152–290Absentspinularia (Bowerbank, 1866):94-96Arctic30– 1001StoneConvex2312?11Palisade, two layersTracts?-T 404– 1355T 161–373-65–85
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