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Kjønsorganernes største Stamme; p Enden
af et Kør, der deler sig i to.
Tab. IV, Fig. 4. Et Stykke af Huden, hvori sees
Kalklegemer, forstørret.
— 4 a. Mundskiven med dens Tentakler.
— 5. De hesteskodaunede Kalklegemer med
deres Knop paa Midten og Takker paa
Enderne, forstørrede.
— 6. Forskjelligtformede Kalkspikler i Kroppens
Hud, forstørrede.
— 7. En krummet Spikel med Takker og
bøiede Ender, forstørret.
— 8. Et forgrenet Kalklegeme, forstørret.
— 9. Skiveformige, elliptiske Kalklegemer, for-
størrede.
— 10. Spikler i Fødderne, forstørrede.
— 11. Spikler i Tentaklerne, forstørrede.
— 12. Fodenden med Spikelbeklædningen, for-
størret.
— 13. En Tentakel, seet fra Adoralsiden, for-
størret. a Skaftet: b, b en Lap
(Forlængelse) paa Tentakelens brede,
blad-formigeDel; c, c Indskjæringer, der dele
Forlængelsen i tre Flige; d en midterste
Flig. Saavel i Forlængelserne som i
Flige rne sees Spikelbeklædningen.
— 14. Et af Kalkringens 5 Stykker, forstørret.
a Midtpartiet; b de 4 forreste krumme
Stave, der udgaa fra Midtpartiet; c de
to bagerste horizontaltløbende Stave; d de
to bagerste skjævt løbende Stave. •
Tab. V, Fig. 1. Myriotrochiis Rinkii i naturlig Størrelse.
— 2. Tversnit af dens Hud, forstørret, a Cuti-
eula; b Epithel; c Hyalint Bindevæv; d
Bindevævslegemer med to Udløbere; e
Bindevævslegemer med tre Udløbere; f
Kalkhjul; g Hjulets Centrum med den
takkede Knop; h Tænder paa
Hjulperi-pherien; i Indsnittet paa Tandens Basis.
— 3. Fritstaaende Legemer i den øverste Del
af Kropshulheden. svaiende til de hos
Synaptiderne. beskrevne af Grube m. Fl.,
forstøn-ede.
— 4. Steukaualen. a Et Stykke af Vandkar-
ringen. hvori Stenkanalen udmunder,
forstørret.
— 5. Tversnit af Huden hos Myriotrochiis bre-
ws, paa hvilket sees Cutieula, Epithellaget
og a det hyaline Bindevævslag med
forgrenede Bindevævsceller; b, b det
fibrillære Bindevævslag; c, c hyalint
Bindevævslag med indleirede forgrenede
Bindevævslegemer; d Muskel; e Kalkhjul,
forstørrede.
tral vessel of stomach: n do. of intestine;
o principal stem of generative organs; p
extremity of a tube that divides
dicho-tomously.
Pl. IV, fig. 4. . A piece of the skin, in which are seen
calcareous corpuscles; magnified.
— 4 a. Oral disk with its tentacles.
— 5. Horseshoe-shaped calcareous corpuscles with
a knob in the middle and dentelli at the
extremities, magnified.
— 6. Calcareous spicules, of different form, in
the skin of the body, magnified.
— 7. A curved spicule, with dentelli and bent
extremities, magnified.
— 8. Branched calcareous corpuscle, magnified.
— 9. Discoido-elliptic calcareous corpuscles, mag-
nified.
— 10. Spicules in suckers, magnified.
— 11. Spicules in tentacles, magnified.
— 12. Extremity of sucker, with spicular covering,
magnified.
— 13. A tentacle, adoral aspect: a shaft: £>, b
lobe (prolation) on the broad, leaf-shaped
part of the tentacle; c, c incisions dividing
the prolation into three lobules; d a medial
lobule. — The spicular covering is obvious
alike in the prolations and the lobules.
— 14. One of the 5 segments of the calcareous
ring, magnified: a medial portion; b the 4
anterior curved rods proceeding from the
medial portion; c the two posterior
horizontal rods: d the two posterior oblique rods.
Pl. V, fig. 1. Myriotrochiis Rinkii, natural size.
— 2. Transverse section of the skin, magnified:
a cuticle; b epithelium; c hyaline
connective tissue; d corpuscles of connective
tissue, each with two offshoots; e corpuscles
of connective tissue with three offshoots;
f calcareous wheels; g centre of wheel with
the dentate knob; h teeth on circumference
of wheel; i incision on base of tooth.
— 3. Free corpuscles in upper part of perivisce-
ral cavity, corresponding to those in the
Synaptidæ, described by Grube and other
zoologists; magnified.
— 4. The sand-canal: a segment of water-vascu-
lar ring through which the sand-canal
disembogues, magnified.
— 5. Transverse section of the skin in Myrio-
trochiis brevis, showing cuticle, epithelial
layer, and (a) the hyaline layer of connective
tissue with ramous cells of do.: b, b
fibrillous layer of connective tissue: c, c hyaline
layer of connective tissue with embedded
ramous corpuscles of connective tissue; d a
muscle; e calcareous wheels, magnified.
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