PLATE 133.Sphærocapsida,DorataspidaetPhractopeltida.Diam.Page.Fig. 1.Phractopelta dorataspis, n. sp.,×300852Fig. 2.Dorypelta tessaraspis, n. sp.,×300858Fig. 3.Stauropelta cruciata, n. sp.,×400859Fig. 4.Pantopelta icosaspis, n. sp.,×400855Meridional section through the double shell.Fig. 5.Octopelta scutella, n. sp.,×400856Proximal part of two meeting spines, isolated.Fig. 6.Orophaspis furcata, n. sp.,×400818Fig. 7.Porocapsa murrayana, n. sp.,×300800The central capsule is filled up by spherical vacuoles and enclosed by the porous shell; in the centre radii of small granules (nuclei ?) occur.Fig. 8.Cannocapsa stethoscopium, n. sp.,×300801The shell alone.Fig. 9.Astrocapsa coronata, n. sp.,×400799Middle part of one spine with the four aspinal holes.Fig. 9a. Transverse section of a radial spine, with the four surrounding aspinal holes and the neighbouring part of the shell,×400Fig. 10.Astrocapsa stellata, n. sp.,×400799Part of one spine, with the aspinal holes and their four triangular teeth.Fig. 11.Cenocapsa nirvana, n. sp.,×200802The entire shell, with its pavement of small plates and the twenty cruciform perspinal holes.Fig. 11a. A group of small ovate plates which compose the shell; in each plate a dimple with a porule,×400Fig. 11b. A cruciform perspinal hole, seen from the face,×400Fig. 11c. A cruciform perspinal hole, with its four teeth, seen in profile,×400Plate 133.
Fig. 1.Phractopelta dorataspis, n. sp.,
Plate 133.
PLATE134.
LegionACANTHARIA.
Order SPHÆROPHRACTA.
FamilyDorataspida.
Fig. 1.Dodecaspis tricincta, n. sp.,
PLATE 134.Dorataspida.Diam.Page.Fig. 1.Dodecaspis tricincta, n. sp.,×400834The enclosed central capsule contains numerous spherical nuclei.Fig. 2.Lychnaspis minima, n. sp.,×400841Six-sided basal pyramid of an equatorial spine, with the leaf-cross, seen from the centre.Fig. 3.Zonaspis cingulata, n. sp.,×400834Equatorial section through the central capsule. n, nuclei; g, yellow bodies (intracapsular xanthellæ).Fig. 4.Zonaspis cingulata, n. sp.,×800834Central pyramidal base of an equatorial spine, with the leaf-cross.Fig. 5.Stauraspis cruciata, n. sp.,×400831Central union of the radial spines, three polar spines being taken off.Fig. 6.Lychnaspis longissima, n. sp.,×400841Fig. 7. Lychnaspis minima, n. sp.,×400841Five-sided basal pyramid of a tropical spine, with the leaf-cross, seen from the centre.Fig. 8.Lychnaspis minima, n. sp.,×400841Six-sided basal pyramid of a polar spine, with the leaf-cross, seen from the centre.Fig. 9.Icosaspis elegans, n. sp.,×400844An isolated polar plate.Fig. 10.Icosaspis cruciata, n. sp.,×400844An isolated equatorial plate.Fig. 11, 12.Dorataspis species,×100Diagram of the composition of the shell of twenty plates (and also of the central union of the basal leaf-cross).Fig. 11. Oblique equatorial aspect.Fig. 12. Accurate polar aspect (compare p.804,805).Fig. 13.Coscinaspis isopora, n. sp.,×400828An isolated equatorial plate (with two aspinal and six coronal pores).Fig. 14.Coscinaspis isopora, n. sp.,×400828Two isolated tropical plates (b, northern;d, southern), each with two aspinal and five coronal pores.Fig. 15.Diporaspis nephropora, n. sp.,×400816Fig. 16.Acontaspis hastata, n. sp.,×400829Plate 134.
Fig. 1.Dodecaspis tricincta, n. sp.,
Plate 134.
PLATE135.
Legion ACANTHARIA.
Order SPHÆROPHRACTA.
FamiliesSphærocapsidaetDorataspida.
Fig. 1.Hylaspis serrulata, n. sp.,
PLATE 135.SphærocapsidaetDorataspida.Diam.Page.Fig. 1.Hylaspis serrulata, n. sp.,×300846Fig. 2.Lychnaspis undulata, n. sp.,×400841Fig. 3.Lychnaspis giltschii, n. sp.,×400839The spherical central capsule is enclosed in the shell.Fig. 4.Lychnaspis rottenburgii, n. sp.,×400841Fig. 5.Zonaspis æquatorialis, n. sp.,×300834Fig. 6.Sphærocapsa cruciata, n. sp.,×150798The entire shell, with its twenty cruciate perspinal holes.Fig. 7.Sphærocapsa cruciata, n. sp.,×800798Insertion of one spine in the cruciate perspinal hole of the shell.Fig. 8.Sphærocapsa quadrata, n. sp.,×800798A group of pores and dimples in the shell surface.Fig. 9.Sphærocapsa dentata, n. sp.,×800798Insertion of one spine in the cruciate perspinal hole of the shell.Fig. 10.Sphærocapsa pavimentata, n. sp.,×800798Insertion of one spine in the perspinal hole of the shell, which is composed of four cruciate aspinal holes and surrounded by a group of dimples and pores.Plate 135.
Fig. 1.Hylaspis serrulata, n. sp.,
Plate 135.
PLATE136.
Legion ACANTHARIA.
Orders SPHÆROPHRACTAetPRUNOPHRACTA.
FamiliesDorataspidaetBelonaspida.
Fig. 1.Tessaraspis arachnoides, n. sp.,
PLATE 136.DorataspidaetBelonaspida.Diam.Page.Fig. 1.Tessaraspis arachnoides, n. sp.,×300836Fig. 2.Icosaspis tabulata, n. sp.,×200843Fig. 3.Icosaspis icosastaura, n. sp.,×400846Fig. 4.Icosaspis elegans, n. sp.,×300844Fig. 5.Tessaraspis concreta, n. sp.,×400838Fig. 6.Phatnaspis cristata, n. sp.,×400869Fig. 7.Phatnaspis haliommidium, n. sp.,×200871Central capsule within the shell—outline.Fig. 8.Coscinaspis polypora, n. sp.,×300827A single lattice-plate of the shell.Fig. 9.Phatnaspis lacunaria, n. sp.,×400869Plate 136.
Fig. 1.Tessaraspis arachnoides, n. sp.,
Plate 136.
PLATE137.
Legion ACANTHARIA.
Order SPHÆROPHRACTA.
FamilyDorataspida.
Fig. 1.Phractaspis complanata, n. sp.,
PLATE 137.Dorataspida.Diam.Page.Fig. 1.Phractaspis complanata, n. sp.,×400809Fig. 2.Phractaspis prototypus, n. sp.,×400809Fig. 3.Phractaspis constricta, n. sp.,×400810Fig. 4.Pleuraspis horrida, n. sp.,×400811Fig. 5.Stauruspis stauracantha, n. sp.,×300832Fig. 6.Stauruspis stauracantha, n. sp.,×600832A single spine.Fig. 7.Echinaspis echinoides, n. sp.,×300833Fig. 8.Echinaspis echinoides, n. sp.,×800833A single spine.Fig. 9.Coscinaspis parmipora, n. sp.,×400827Plate 137.
Fig. 1.Phractaspis complanata, n. sp.,
Plate 137.
PLATE138.
Legion ACANTHARIA.
Order SPHÆROPHRACTA.
FamilyDorataspida.
Fig. 1.Coscinaspis peripora(velDorataspis peripora), n. sp.,