Plate P13. Polycyclolithaceae sensu lato, Lapideacassaceae. Images with black background are cross-polarized light images; those with light backgrounds are phase contrast images. 1–6. Rucinolithus wisei; (1, 2) Sample 198-1213B-22R-1, 58 cm, (3, 4) Sample 198-1213B-19R-1, 10 cm, (5, 6) Sample 198-1213B-14R-1, 148 cm. 7. Lapideacassis glans (Sample 198-1214A-16R-1, 29 cm). 8–10, 12. Lapideacassis mariae; (8) Sample 198-1213B-9R-1, 47 cm, (9) Sample 198-1214A-19R-1, 2 cm, (10) Sample 198-1207B-30R-CC, (12) Sample 198-1213B-9R-1, 73 cm. 11. Lapideacassis mariae/biocornutus (Sample 198-1214A-16R-1, 29 cm). 13–15. Lithraphidites acutus; (13) Sample 198-1213A-8R-CC, (14, 15) Sample 198-1207B-23R-CC. 16. Lithraphidites bollii (Sample 198-1214A-25R-1, 12 cm). 17. Microrhabdulus decoratus (Sample 198-1207B-21R-CCii). 18–21. Lithraphidites alatus; (18–20) Sample 198-1207B-45R-CC, (21) Sample 198-1214A-19R-1, 37 cm. 22. Lithraphidites carniolensis (Sample 198-1207B-45R-CC).

Plate P13. Polycyclolithaceae sensu lato, Lapideacassaceae. Images with black background are cross-polarized light images; those with light backgrounds are phase contrast images. 1–6. Rucinolithus wisei; (1, 2) Sample 198-1213B-22R-1, 58 cm, (3, 4) Sample 198-1213B-19R-1, 10 cm, (5, 6) Sample 198-1213B-14R-1, 148 cm. 7. Lapideacassis glans (Sample 198-1214A-16R-1, 29 cm). 8–10, 12. Lapideacassis mariae; (8) Sample 198-1213B-9R-1, 47 cm, (9) Sample 198-1214A-19R-1, 2 cm, (10) Sample 198-1207B-30R-CC, (12) Sample 198-1213B-9R-1, 73 cm. 11. Lapideacassis mariae/biocornutus (Sample 198-1214A-16R-1, 29 cm). 13–15. Lithraphidites acutus; (13) Sample 198-1213A-8R-CC, (14, 15) Sample 198-1207B-23R-CC. 16. Lithraphidites bollii (Sample 198-1214A-25R-1, 12 cm). 17. Microrhabdulus decoratus (Sample 198-1207B-21R-CCii). 18–21. Lithraphidites alatus; (18–20) Sample 198-1207B-45R-CC, (21) Sample 198-1214A-19R-1, 37 cm. 22. Lithraphidites carniolensis (Sample 198-1207B-45R-CC).