PLATE 33.Phacodiscida.Diam.Page.Fig. 1.Sethodiscus lenticula, n. sp.,×300423Fig. 2.Sethodiscus lenticula, n. sp.,×300423Vertical section.Fig. 3.Sethodiscus macrococcus, n. sp.,×300423Young shell, not yet closed, seen from the margin.Fig. 4.Periphæna cincta, n. sp.,×400426Fig. 5.Triactiscus tricuspis, n. sp.,×300432Marginal view.Fig. 6.Triactiscus tripyramis, n. sp.,×400432Fig. 7.Heliodiscus cingillum, n. sp.,×300448Fig. 8.Heliodiscus asteriscus, n. sp.,×300445Fig. 9.Heliodrymus dendrocyclus, n. sp.(velHeliocladus dendrocyclus),×300451Plate 33.
Fig. 1.Sethodiscus lenticula, n. sp.,
Plate 33.
PLATE34.
Legion SPUMELLARIA.
Order DISCOIDEA.
FamilyPhacodiscida.
Fig. 1.Sethostylus dentatus, n. sp. (velHeliostylus dentatus),
PLATE 34.Phacodiscida.Diam.Page.Fig. 1.Sethostylus dentatus, n. sp. (velHeliostylus dentatus),×300429Upper half of the disk.Fig. 2.Sethostylus serratus, n. sp. (velHeliostylus serratus),×300429Lower half of the disk.Fig. 3.Heliosestrum octonum, n. sp.,×300440Fig. 4.Heliodiscus solaster, n. sp.,×300447Fig. 5.Heliodiscus echiniscus, n. sp.,×400448Fig. 6.Heliosestrum medusinum, n. sp.,×300438Fig. 7.Sethostaurus conostaurus, n. sp.,×100433Normal form with four regular spines.Fig. 8.Sethostaurus conostaurus, n. sp.,×100433Abnormal form with five spines.Fig. 9.Heliodiscus marginatus, n. sp.,×100449Fig. 10.Heliodiscus trochiscus, n. sp.,×100445Fig. 11.Heliodiscus polymorphus, n. sp.,×100447Fig. 12.Heliodiscus polymorphus, n. sp.,×100447Fig. 13.Heliodiscus trochiscus, n. sp.,×100445Fig. 14.Astrophacus trochiscus, n. sp.,×100453Plate 34.
Fig. 1.Sethostylus dentatus, n. sp. (velHeliostylus dentatus),
Plate 34.
PLATE35.
Legion SPUMELLARIA.
Order DISCOIDEA.
FamilyPhacodiscida.
Fig. 1.Heliodiscus pertusus, n. sp. (velHeliosestrum pertusum),
PLATE 35.Phacodiscida.Diam.Page.Fig. 1.Heliodiscus pertusus, n. sp. (velHeliosestrum pertusum),×400448Irregular form with ten (instead of eight) larger latticed spines.Fig. 2.Heliodiscus glyphodon, n. sp. (velHeliosestrum glyphodon),×300446Fig. 3.Heliodrymus ramosus, n. sp.,×300452Fig. 4.Heliodrymus ramosus, n. sp.,×500452Medullary shell and a segment of the disk.Fig. 5.Heliodrymus viminalis, n. sp.,×400452Marginal view.Fig. 6.Phacodiscus clypeus, n. sp.,×400425Fig. 7.Phacodiscus rotula, n. sp.,×400424Marginal view.Fig. 8.Phacodiscus lentiformis, n. sp.,×400425Vertical section nearly through the centre.Fig. 9.Phacodiscus clypeus, n. sp.,×400425Vertical section nearly through the centre.Plate 35.
Fig. 1.Heliodiscus pertusus, n. sp. (velHeliosestrum pertusum),
Plate 35.
PLATE36.
Legion SPUMELLARIA.
Order DISCOIDEA.
FamilyCoccodiscida.
Fig. 1.Coccodiscus lamarckii, n. sp.,
PLATE 36.Coccodiscida.Diam.Page.Fig. 1.Coccodiscus lamarckii, n. sp.,×500459The left half of the figure represents a horizontal section through the peripheral shell, the right half a view of the surface.Fig. 2.Coccodiscus gœthei, n. sp.,×500461Vertical section nearly through the centre.Fig. 3.Lithocyclia lenticula, n. sp.,×400459Fig. 4.Lithocyclia lenticula, n. sp.,×400459Vertical section through the centre.Fig. 5.Coccocyclia helianthus, n. sp.,×400468Fig. 6.Coccocyclia helianthus, n. sp.,×500468Vertical section through the outer medullary shell, showing the inner.Fig. 7.Astrocyclia solaster, n. sp.,×300466Fig. 8.Astrocyclia heterocycla, n. sp.,×400468Horizontal section through the equatorial plane.Plate 36.
Fig. 1.Coccodiscus lamarckii, n. sp.,
Plate 36.
PLATE37.
Legion SPUMELLARIA.
Order DISCOIDEA.
FamilyCoccodiscida.
Fig. 1.Staurocyclia cruciata, n. sp.,
PLATE 37.Coccodiscida.Diam.Page.Fig. 1.Staurocyclia cruciata, n. sp.,×400465Fig. 2.Staurocyclia phacostaurus, n. sp.,×300465Fig. 3.Staurocyclia phacostaurus, n. sp.,×300465Vertical section through the centre.Fig. 4.Staurocyclia magniducis, n. sp. (Coccostaurus magniducis),×300466Fig. 5.Trigonocyclia triangularis, n. sp.,×400464Fig. 6.Stylocyclia prionacantha, n. sp.,×500462A great part of the peripheral shell is removed.Fig. 7.Amphicyclia amphistyla, n. sp.,×300464Vertical section through the centre.Fig. 8.Stylocyclia excavata, n. sp.,×200463Vertical section through the centre.Plate 37.
Fig. 1.Staurocyclia cruciata, n. sp.,
Plate 37.
PLATE38.
Legion SPUMELLARIA.
Order DISCOIDEA.
FamilyCoccodiscida.
Fig. 1.Amphicyclia chronometra, n. sp.,
PLATE 38.Coccodiscida.Diam.Page.Fig. 1.Amphicyclia chronometra, n. sp.,×400463Fig. 2.Amphicyclia pachydiscus, n. sp.,×500464Vertical section through the centre.Fig. 3.Amphiactura amphibrachia, n. sp.,×300470Fig. 4.Amphiactura amphibrachia, n. sp.,×150470Vertical section through the centre.Fig. 5.Diplactura diploconus, n. sp.,×300470Fig. 6.Trigonactura triacantha, n. sp.,×200472Fig. 7.Trigonactura triacantha, n. sp.,×400472Vertical section nearly through the centre.Fig. 8.Hymenactura archimedis, n. sp.,×300473Fig. 9.Hymenactura copernici, n. sp.,×200475Plate 38.
Fig. 1.Amphicyclia chronometra, n. sp.,
Plate 38.
PLATE39.
Legion SPUMELLARIA.
Order PRUNOIDEA.
FamiliesEllipsida,Druppulida,ArtiscidaetCyphinida.
Fig. 1.Cenellipsis faceta, n. sp. (velEllipsis faceta),