dc:description"FIGURE 2. Pyrgoma spurtuncata sp. nov.: A (upper-lateral view), B (lateral view) MNHN-IU-2014-23572 (holotype); C (top view), D (lateral view) (paratype) MNHN-IU-2014-5597; E, F (upper lateral view) (paratype) MNHN-IU-2014-5597.";
dc:description"FIGURE 4. Base view of Pyrgoma spurtuncata sp. nov.. A, E and F are specimen MNHN-IU-2014-23572 (Holotype); B, G and H are specimen MNHN-IU-2014-23573 (Paratype); C, D, and I are specimen MNHN-IU-2014-5597 (paratype): A, top view of base without longitudinal ladder-like perforations; B, top view of base with short sections of ladder-like perforations; C, D, top view of base with some ladder-like perforations; E, F, enlarged view of basis; G, H, enlarged view of basis; I, enlarged view of basis showing the perforations extending from deeper to upper part. Scale bars: A, B, D = 1mm, E, G, H, I = 500µm, F = 200µm";
dc:description"FIGURE 5. Pyrgoma spurtuncata sp. nov. (MNHN-IU-2014-5597): A, Light microscopy view showing the shell and basis together; B, Scanning Electron Microcopy (SEM) of shell and basis, showing the longitudinal ladder-like perforations; C−F, SEM views showing side view (C,D) and top view (E, F) of basis and the ladder-like longitudinal perforations. Scale bars in mm.";
dc:description"FIGURE 6. Scanning electron micrograph of scuta and terga of Pyrgoma spurtuncata sp. nov.: A, external view of scuta and terga (MNHN-IU-2014-23572: holotype); B, internal view of scutum and tergum (MNHN-IU-2014-23572: holotype); C, external view of scutum and tergum (MNHN-IU-2014-23573, Paratype); D, internal view of scutum and tergum (MNHN-IU- 2014-23573, Paratype); E, external view of scutum and tergum (MNHN-IU-2014-5597, additional Paratype); F, internal view of scutum and tergum (MNHN-IU-2014-5597, additional Paratype). Scale bars: A−F = 500µm.";
dc:description"FIGURE 7. Mouthparts of Pyrgoma spurtuncata sp. nov. (MNHN-IU-2014-23572: holotype): A, maxilla; B, mandibular palp; C, maxillule; D, mandible; E, lower margin and inferior angle of mandible; F, inferior margin of the mandible; G, labrum; H, teeth on the labrum. Scale bars: A, B, D, G = 100µm, C, E, F, H = 50µm.";
dc:description"FIGURE 8. Cirri of Pyrgoma spurtuncata sp. nov. (MNHN-IU-2014-23572: holotype): A, cirrus I; B, C, distal serrulate setae on posterior and anterior rami of cirrus I; D, cirrus II; E, distal serrulate setae on posterior and anterior rami of cirrus II; F, cirrus III; G. magnified view of cirrus II; H, I, distal serrulate setae on posterior and anterior rami of cirrus III. Scale bars: A−I = 100µm.";
dc:description"FIGURE 9. Cirri of Pyrgoma spurtuncata sp. nov. (MNHN-IU-2014-23572: holotype): A, cirrus IV; B, intermediate segments of cirrus IV; C, cirrus V; D, intermediate segments of cirrus V; E, cirrus VI; F, intermediate segments of cirrus VI; G, penis; H, basidorsal point of penis; I, tip of penis. Scale bars: A, C, E, G = 200µm, B, D, F, H = 100µm, I = 50µm.";
dc:description"FIGURE 10. Scanning electron micrographs and re-drawings from previous published illustrations of Pyrgoma: A, top and basal view of P. cancellatum (Taiwan, Chan et al., 2013b); B, scutum and tergum of P. cancellatum (Taiwan, Chan et al., 2013b); C, top and basal view of P. japonica (Taiwan, present study); D, scutum and tergum of P. japonica (Taiwan, present study); E. redrawing of opercular plates of P. cancellatum from Hiro (1935); F, redrawing of opercular plates of P. projectum from Nilsson-Cantell (1938); G, redrawing of opercular plates of P. sinica from Ren (1986). Scale bars: A = 2000µm, B, D = 500µm, C = 1mm, E, F, G = 1mm.";
dc:description"FIGURE 11. Phylogenetic trees for Pyrgoma specimens based on maximum likelihood analysis of mitochondrial 12S rDNA and COI gene: A, 12S rDNA; B, COI; C, combined data sets of two mitochondrial genes (12S rDNA+COI). Bootstrap scores of> 80% are presented at nodes.";
