FIGURE 1. Crisia ramalhoae sp. nov. A-D, F, holotype PMC. B74. 26.2.2025a sample 19052. A, internode frontal (300 µm). B, internode abfrontal (300 µm). C, detail of frontal showing three apertures (100 µm). D, gonozooid (100 µm). F, peristome (left) and slit-like pseudopores on the frontal wall (50 µm). E, paratype PMC. B74. 26.2.2025b1, sample 19056, gonozooid (100 µm). G-H, paratype PMC. B74. 26.2.2025b3, sample 19085. G, gonozooid (200 µm). H, autozooids and node indicated by an arrow (200 µm).
FIGURE 2. Crisia prominens sp. nov. A, C-D, holotype PMC. B75. 26.2.2025a, sample 19056. A, internode (200 µm). C, detail showing three apertures and longitudinally elongate pseudopores (100 µm). D, gonozooid with ooeciostome (100 µm). B, E, paratype PMC. B75. 26.2.2025b1, sample 19036. B, internode (200 µm). E, gonozooid with ooeciopore visible (100 µm).
FIGURE 3. Crisiona sp. A, PMC EDM-Collection J. H. B.152a.1, sample 19031, bifurcating branch (200 µm). B, PMC EDM-Collection J. H. B.152a.3, sample 19058, peculiar bent branch (200 µm). C-D, PMC EDM-Collection J. H. B.152a.2, sample 19031. C, transversely elliptical pseudopores (20 µm). D, branch showing alternating arrangement of zooids (100 µm).
FIGURE 4. Filisparsa haywardi sp. nov. A-B, paratype PMC. B76. 26.2.2025b.4, sample 19029. A, infertile branch (200 µm). B, pseudopores (50 µm). C, paratype PMC. B76. 26.2.2025b.1, sample 19085, gonozooid (200 µm). D-E, holotype PMC. B76. 26.2.2025a, sample 19085. D, fertile branch (200 µm). E, gonozooid with ooeciopore arrowed (100 µm). F, paratype PMC. B76. 26.2.2025b.3, sample 19085, long peristome (100 µm).
FIGURE 5. Annectocyma sp. A-B, PMC EDM-Collection J. H. B.153a.1, sample 19019. A, erect branch (500 µm). B, detail showing three zooids and pseudopores (200 µm). C-D, PMC EDM-Collection J. H. B.153a.2, sample 19112. C, base fouling a cheilostome with erect branch at the centre of the image (500 µm). D, ancestrula (200 µm).
FIGURE 6. Nevianipora sp. A-B, PMC EDM-Collection J. H. B.154a.1, sample 19029. A, fertile branch (1000 µm). B, gonozooid with ooeciopore arrowed (200 µm). C, PMC EDM-Collection J. H. B.154a.2, sample 19056, gonozooid with ooeciopore arrowed (200 µm).
FIGURE 7. Psilosolen harmelini sp. nov. A, E, holotype PMC. B77. 26.2.2025a, sample 19013. A, fertile branch (200 µm). E, gonozooid with ooeciostome (arrowed) adnate to an autozooidal peristome (100 µm). B, D, paratype PMC. B77. 26.2.2025b.1, sample 19031. B, fertile branch (200 µm). D, top view of the gonozooid and ooeciopore (arrowed) (200 µm). C, F, H, paratype PMC. B77. 26.2.2025b.2, sample 19058. C, infertile branch (200 µm). F, broken distal end of branch (200 µm). H, branch surface showing pseudopores (200 µm). G, paratype PMC. B77. 26.2.2025b.4, sample 19035, ooeciostome (arrowed) (100 µm).
FIGURE 8. Exidmonea lineata sp. nov. A-B, E, H, holotype PMC. B78. 26.2.2025a, sample 19058. A, branch frontal (500 µm). B, branch dorsal (500 µm). E, detail of branch reverse showing longitudinal ridges (500 µm). H, gonozooid (200 µm). C, I, paratype PMC. B78. 26.2.2025b.1, sample 19049. C, branch frontal (500 µm). I, gonozooid (200 µm). D, J, paratype PMC. B78. 26.2.2025b.4, sample 19069. D, branch with three gonozooids (500 µm). J, gonozooid (200 µm). F-G, paratype PMC. B78. 26.2.2025b.5, sample 19019. F, encrusting colony base (500 µm); detail showing autozooids and marginal kenozooids (200 µm).
FIGURE 9. Exidmonea unda sp. nov. A-B, D-F, holotype PMC. B79. 26.2.2025a, sample 19053. A, branch frontal (500 µm). B, branch reverse (500 µm). D, bifurcation viewed from branch reverse showing rugose surface calcification that includes the buttressing of the gonozooid, which contains a broad hole believed to result from damage (200 µm). E, bifurcation viewed from branch frontal with ooeciostome arrowed (200 µm). F, gonozooid viewed obliquely from above with ooeciopore arrowed (200 µm) and smoothly calcified brood chamber roof. C, G, paratype PMC. B79. 26.2.2025b.1, sample 19044. C, branch frontal (500 µm). G, hook-shaped ooeciostome (100 µm).
FIGURE 10. Exidmonea sp., sample 19140. A-B, PMC EDM-Collection J. H. B.155a.3. A, fertile branch frontal (1000 µm). B, gonozooid with zig-zag keel (500 µm). C-D, PMC EDM-Collection J. H. B.155a.1. C, fertile branch in lateral view (1000 µm). D, connate autozooids (500 µm).
FIGURE 11. Plagioecia subcircularis sp. nov. A, C, E-F, holotype PMC. B80. 26.2.2025a, sample 19047. A, lobate colony (500 µm). C, autozooids and secondary nanozooid (arrowed) (250 µm). E, ooeciostome and ooeciopore (50 µm). F, gonozooid (250 µm). B, G, paratype PMC. B80. 26.2.2025b.1, sample 19058. B, colony (500 µm). G, gonozooid (250 µm). D, paratype PMC. B80. 26.2.2025b.2, sample 19058, gonozooid and radially aligned autozooidal apertures (250 µm).
FIGURE 12. Plagioecia sp., PMC EDM-Collection J. H. B.156a.1, sample 19019. A, fouled colony (500 µm). B, irregularly arranged autozooids (250 µm). C, autozooids with terminal diaphragms (100 µm).
FIGURE 13. Spinihornera parva sp. nov. A-B, paratype PMC. B81. 26.2.2025b.1, sample 19132. A, pinnate colony in frontal view (500 µm). B, detail showing spines, peristomes and cancelli (200 µm). C-G, holotype PMC. B81. 26.2.2025a, sample 19125. C, branch reverse (1000 µm). D, dorsal surface showing lines of cancelli separated by nervi with low spines (200 µm). E, gonozooid (200 µm). F, oblique lateral view showing gonozooid and ooeciostome (arrowed) (200 µm). G, ooeciostome (100 µm).
FIGURE 14. ?Mesonea sp. A-B, PMC EDM-Collection J. H. B.157a.1, sample 19031. A, lateral view of branch (500 µm). B, detail showing autozooidal apertures and sparse cancelli (200 µm). C, PMC EDM-Collection J. H. B.157a.2, sample 19029, frontal view of bifurcating branch (500 µm).
FIGURE 15. Disporella sp. A, D, PMC EDM-Collection J. H. B.158a.2, sample 19019. A, compound colony consisting of stacked subcolonies (1000 µm). D, detail showing raised autozooidal apertures and alveoli (200 µm). B, E, PMC EDM-Collection J. H. B.158a.1, sample 19038. B, colony (1000 µm). E, possible chamber of gonozooid in lower right (500 µm). C, F, PMC EDM-Collection J. H. B.158a.3, sample 19029. C, colony (500 µm). F, pustulose colony surface (250 µm).
