PLATE 103.Aulacanthida.Diam.Page.Fig. 1.Aulographis candelabrum, n. sp.,×1001583p, The dark phæodium surrounding the central capsule on its oral part;a, a part of the surrounding alveolate calymma, also surrounding the central capsule;s, the veil of tangential needles covering the surface of the alveolate calymma;r, the big radial tubes, seven of which are visible, with an elegant verticil of terminal branches;f, the numerous pseudopodia radiating between the branches. The central capsule exhibits the following parts:—o, Astropyle;u, parapylæ;e, outer membrane;i, inner membrane;v, vacuoles;n, nucleus;l, nucleoli.Figs. 2-9.Aulographis pandor, n. sp.,×1001577Distal ends of various radial tubes of a single specimen, exhibiting the extraordinary variability of this species.Fig. 10.Aulographis furcula, n. sp.,×4001580A two-branched tube.Fig. 11.Aulographis furcula, n. sp.,×4001580A three-branched tube.Figs. 12, 13.Aulographis bovicornis, n. sp.,×2001577Two tubes with two branches.Fig. 14.Aulographis bovicornis, n. sp.,×2001577A tube with three branches.Fig. 15.Aulographis triangulum, n. sp.,×2001580A single tube.Fig. 16.Aulographis taumorpha, n. sp.,×3001577Two tubes, each with two branches.Fig. 17.Aulographis triglochin, n. sp.,×3001578A tube with three branches.Figs. 18, 19.Aulographis hexancistra, n. sp.,×3001581Distal end of two tubes (one with four, the other with five terminal branches).Fig. 20.Aulographis dentata, n. sp.,×2001582Distal end of a single tube.Fig. 21.Aulographis ancorata, n. sp.,×3001578Two tubes, each with four recurved branches.Fig. 22.Aulographis tetrancistra, n. sp.,×3001581A single tube.Fig. 23.Aulographis stellata, n. sp.,×3001578aandb, Two rudimentary or incompletely developed tubes;c, a well-developed tube of the usual form.Fig. 24.Aulographis asteriscus, n. sp.,×3001581Terminal verticil of a single tube.Fig. 25.Aulographis cruciata, n. sp.,×3001578Distal end of a single tube.Fig. 26.Aulographis pulvinata, n. sp.,×4001582Distal end of a single tube.Fig. 27.Aulographis serrulata, n. sp.,×4001582Distal end of a single tube.Plate 103.
Fig. 1.Aulographis candelabrum, n. sp.,
Plate 103.
PLATE104.
Legion PHÆODARIA.
Order PHÆOCYSTINA.
FamilyAulacanthida.
Aulacanthida.
PLATE 104.Aulacanthida.Diam.Page.Aulacanthida.Fig. 1.Aulospathis bifurca, n. sp.,×501586A complete specimen, excellently preserved, with an ovate alveolate calymma and two central capsules. The surface of the calymma is covered with tangential needles.Fig. 2.Aulospathis bifurca, n. sp.,×1001586An isolated central capsule of another specimen, surrounded by granules of the phæodium.o, Radiate operculum of the astropyle;u, the two lateral parapylæ;e, external membrane of the capsule;i, internal membrane;c, vacuoles in the protoplasm;n, nucleus;l, numerous nucleoli.Fig. 3.Aulospathis bifurca, n. sp.,×801586Two central capsules of another specimen, surrounded by the phæodium (Self-division). Characters as in fig. 2.Fig. 4.Aulospathis bifurca, n. sp.,×1001586A single radial tube.Fig. 5.Aulospathis bifurca, n. sp.,×2001586Distal part of another radial tube, partly filled up by air-bubbles.Fig. 6.Aulospathis trifurca, n. sp.,×2001586Distal part of a single radial tube.Fig. 7.Aulospathis trifurca, n. sp.,×2001586Distal part of another radial tube.Fig. 8.Aulospathis triodon, n. sp.,×1001587A single radial tube.Fig. 9.Aulospathis tetrodon, n. sp.,×2001588Distal end of single tube.Figs. 10-13.Aulospathis polymorpha, n. sp.,×4001587Four single terminal branches with very different forms of spathillæ.Figs. 14-17.Aulospathis variabilis, n. sp.,×4001588Four single terminal branches with very different forms of spathillæ.Plate 104.
Aulacanthida.
Plate 104.
PLATE105.
Legion PHÆODARIA.
Order PHÆOCYSTINA.
FamilyAulacanthida.
AULACANTHIDA.
PLATE 105.Aulacanthida.Diam.Page.AULACANTHIDA.Fig. 1.Aulodendron indicum, n. sp.,×2001590A single tube.Fig. 2.Aulodendron pacificum, n. sp.,×4001589Distal half of a tube.Fig. 3.Aulodendron australe, n. sp.,×3001589A single tube.Fig. 4.Aulacantha spinosa, n. sp.,×3001575Distal half of a tube.Fig. 5.Aulodendron antarcticum, n. sp.,×3001589A single tube.Fig. 6.Aulographis pistillum, n. sp.,×3001579A single tube.Fig. 7.Aulographis martagon, n. sp.,×3001579Distal end of a single tube.Fig. 8.Aulographis triæna, n. sp.,×801579A single tube.Fig. 9.Aulographis flammabunda, n. sp.,×1001579Distal end of a tube.Fig. 10.Aulographis flosculus, n. sp.,×3001580Distal end of a tube.Fig. 11.Aulographisgemmascens, n. sp.,×1001580Distal end of a tube.Fig. 12.Aulographis verticillata, n. sp.,×4001582Distal end of a tube.Fig. 12a. Apical view, with four verticils of five branches.Fig. 13.Aulographis tripentas, n. sp.,×3001582Distal end of a tube.Fig. 13a. Apical view, with three verticils of five branches.Fig. 14.Auloceros dicranaster, n. sp.,×4001585Distal end of a tube, seen from the side.Fig. 15.Auloceros dicranaster, n. sp.,×2001585Distal end of a tube, seen from the terminal face.Fig. 16.Aulacantha cannulata, n. sp.,×3001576Distal end of a tube.Plate 105.
AULACANTHIDA.
Plate 105.
PLATE106.
Legion PHÆODARIA.
Orders PHÆOSPHÆRIA.
FamilyOrosphærida.
Orosphærida.
PLATE 106.Orosphærida.Diam.Page.Orosphærida.Fig. 1.Orosphæra serpentina, n. sp.,×501595The entire shell.Fig. 2.Orosphæra horrida, n. sp.,×501596The entire shell.Fig. 3.Orosphæra arborescens, n. sp. (velOrothamnus arborescens),×501597The entire shell.Fig. 4.Oroscena gegenbauri, n. sp.,×501597The entire shell.(Compare Pl.12, fig. 1.)Plate 106.
Orosphærida.
Plate 106.
PLATE107.
Legion PHÆODARIA.
Order PHÆOSPHÆRIA.
FamilyOrosphærida.
(Fig. 8 of this Plate has no number, by mistake; it is at the top in the middle.)
PLATE 107.Orosphærida.Diam.Page.(Fig. 8 of this Plate has no number, by mistake; it is at the top in the middle.)Fig. 1.Oroplegma diplosphæra, n. sp.,×501600The entire shell, enveloped by an outer mantle of spongy framework.Fig. 2.Oroplegma giganteum, n. sp.,×2001601A small piece of the spongy framework.Fig. 3.Oroplegma spongiosum, n. sp.,×501601A pyramidal elevation of the inner shell, with its spongy framework, and a radial spine on the top.Fig. 4.Oroscena bærii, n. sp.,×1001598A pyramidal elevation of the shell, with a radial spine on its top.Fig. 5.Orona maxima, n. sp.,×3001594A small piece of the network; the central canals of the bars are partly filled by air.Fig. 6.Oroscena cuvieri, n. sp.,×501598A single radial spine.Fig. 7.Orona crassissima, n. sp.,×3001594A single bar of the coarse network, with dimpled surface.Fig. 8.Oroscena mülleri, n. sp.,×501598A single radial spine.Plate 107.
(Fig. 8 of this Plate has no number, by mistake; it is at the top in the middle.)
Plate 107.
PLATE108.
Legion PHÆODARIA.
Order PHÆOSPHÆRIA.
FamilySagosphærida.
Sagosphærida.