76 
Tab. IV, Fig. 4. Et Stykke af den samme, seet fra Siden. Pl. IV, fig. 4. Lateral aspect of a portion of the same. 
a, Zooider. 
En Celle med Polyp, forstørret. a, Zooider. 
En Cellespikel, forstorret. 
Spikler fra det nøgne Belte paa Ven- 
traltladen. 
runneria borealis, seet fra Bugen, for- 
storret. a, En Celle med Polyp; 0, en 
fuldt udviklet Celle med Polyp; c, Fu- 
ren paa Ventralfladen. 
a, Zooids: 7 
A cell with polyp; magnified. a, Zooids. 
A cellular spicule; magnified. 
Spiculæ from the uncovered stripe of 
the ventral surface. 
Ventral aspect of Gumneria borealis; 
magnified. a, A cell with polyp. 6, A 
fully developed cell with polyp. c, The 
furrow on the ventral surface. 
9. En Celle med Polyp, forstørret. a, Cel- A cell with it’s polyp; magnified. a, The 
len med sine 8 Tender; b, Ribberne paa cell with it’s 8 teeth. b, The ribs on 
Polypkroppen; c, Felterne imellem Rib- the body of the polyp. c, Areas between 
berne. the ribs. 
— 10—14. Spikler fra Stilken, forstørret. | — 10—14. Spicules from the stem; magnified. 
— 15—16. Do. Do. Do. | — 15—16. do. do. do. 
— 17. Kophobelemnon abyssorum, seet fra Ryg- — 17. Dorsal aspect of Kophobelemnon abys- 
gen, naturlig Storrelse. sorum; natural size. 
— 18. Den samme, seet fra Bugen. | — 18. Ventral aspect of the same. 
— 19. Spikel fra Rachis, forstørret. V — 19. Spicule from the rachis; magnified. 
— 20. Spikel fra Stilken, forstørret. | — 20. Spicule from the stem; magnified. 
Tab. V, Fig. .1. Et ungt Exemplar af Umbellula encrmus | Pl. V, fig. 1. Lateral aspect of a young specimen of 
i naturlig Storrelse, seet fra Siden. | Umbellula encrinus; natural size. 
2. Den samme, seet fra Dorsalfladen, for- Dorsal aspect of the same; magnified. 
størret. a, Dorsalfladen af Rachis; a, The dorsal surface of the rachis. 
b, Zooidefelt; c, Terminalpolyp; d, late- b, The zooidal area. c, Terminal polyp. 
ral Polyp; e, en liden Polyp i Udvik- d, Lateral polyp. e, Å small polyp in 
bo, | process of development. 
3. Den samme, seet fra Ventralfladen, for- Ventral aspect of the same; magnified. 
storret. a, Midtlinien af Rachis, hvor a, The mesial line of the rachis, where 
Axen skinner igjennem; 0, Siden af the axis appears visible through it. 0, 
Ventraltladen, besat med Zooider; c, Ter- The lateral margin of the ventral sur- 
minalpolyp; d, lateral Polyp. face, beset with zooids. c, Terminal 
polyp. d, Lateral polyp. 
4. Kalkaxen fra dén samme, naturlig Stor- Ventral aspect of the calcareous axis; 
relse. natural size. | 
5. En ung Umbellula encrinus i naturlig Lateral aspect of a young Umbellula 
Størrelse, seet fra Siden. | encrinus; natural size. 
6. Den samme, seet fra Ryggen, forstørret. | Dorsal aspect of the same; magnified. 
a, Zooider paa Rachis; a*, Terminal- | a, The zooids upon the rachis. a*, The 
polyp; 6, to laterale Polyper paa høire | terminal polyp. 0. Two lateral polyps 
Side; c,to Do. paa venstre Side; d,e, dor- | on the right side. c, Two lateral pol- 
sale Polyper. | yps on ‘the left side. d, e, Dorsal 
polyps. 
7. Den samme, seet halvt fra Bugen, halvt | Aspect of the same, viewed, partly, later- 
fra Siden. «a, Midtlinien paa Ventral- ally, and partly, ventrally. a, The mesial 
siden, hvor Axen skinner igjennem; line on the ventral side, where the 
b, Terminalpolyp; ¢, c, høire laterale axis appears visible through. 0, The 
Polyper; d, d, venstre laterale Polyper; terminal polyp. c,c, Right hand lateral 
e, f, Dorsalpolyper. polyps. d,d, Left hand lateral polyps. 
e, f, Dorsal polyps. 
8. En ung Umbellula encrinus i naturlig A young Umbellula encrinus; natural 
Størrelse. size. 
9. Den samme, seet fra Bugen, forstørret. Ventral aspect of the same; magnified. 
a, Den fri Ende af Rachis; b, Midt- a, The free extremity of the rachis. b, The 
linien paa Ventralfladen, hvorigjennem mesial line on the ventral surface, 
through which the axis appears visible. 
