ss 
== 
Tab. VI, Fig. 10. 
ine 
12. 
13. 
14. 
15. 
16. 
Wo 
18. 
19 
Tab. VIL Fig. 20% 
20°. 
Axen skinner; b*, Terminalpolyp ; ¢, late- 
rale Polyper; d, dorsale Polyper. 
Den samme, seet fra Ryggen, forstørret. 
a, Rachis med sine Zooider; b, Terminal- 
polypen; c, laterale Polyper; d, Dorsal- 
polyp; e, en Polyp i Udvikling. 
En ung Umbellula encrinus, naturlig 
Størrelse. 
Den samme, seet fra Bugen, forstørret. 
a, Midtlinien af Ventralfladen, hvor- 
igjennem Axen sees; 0, Terminalpolyp; 
¢, laterale Polyper. 
Den samme, seet fra Ryggen, forstørret. 
a, Zooidefelter; b, Termimalpolyp; c, Dor- 
salpolyper; d, Dorsalpolyp. 
Den samme, seet ovenfra og fra Ryggen. 
b, Terminalpolyp; c, Dorsalpolyper; 
d, Dorsalpolyp; e,/ laterale Polyper. 
Den øverste Del af den 5te Umbellula 
encrimus, seet fra Bugen, lidt forstørret. 
a, Ventraltladen af Rachis; til Siderne 
lancetformede Zooidefelter; b, den at- 
rundede Ende af Rachis; c, Midtpartiet, 
hvor Axen skinner igjennem; d, Ter- 
minalpolyp. 
Schematisk Fremstilling af Polypernes 
Stilling paa Rachis, seet ovenfra og 
fra Bugen. 1*, Terminalpolyp; 1,1, Dor- 
salpolyper; 2, 2, lateral-dorsale Polyper; 
3, 3, 3, laterale Polyper. 
Den øverste Del af det 6te Umbellula 
encrinus, seet fra Bugen, lidt forstørret. 
a, Midtlinien af Ventralfladen, hvori- 
gjennem Axen skinner; til Siderne Zooide- 
felter; b, Terminalpolyp; c, laterale Po- 
lyper. 
Den samme, seet fra Ryggen og oven- 
fra. Polyperne ere lagte fra hverandre. 
a, Terminalpolyp; b, c, central-dorsale 
Polyper; d,e, f, dorsal-laterale Polyper ; 
J, 9, 9, laterale Polyper; h, en liden Po- 
lyp 1 Udvikling. 
Schematisk Fremstilling af Polypernes 
Stilling paa Rachis af den samme, seet 
ovenfra og fra Ryggen. 1*, Terminal- 
polyp; 1, 1, dorsal-centrale Polyper; 
2, 2, 2, dorsal-laterale Polyper; 3,3, 3, la- 
terale Polyper; a, en liden Polyp i 
Udvikling; b, en do. 
Umbellula encrinus No. 5, naturlig 
Størrelse. å, Rachis. 
Stilken, naturlig Størrelse. 
| 
EG WIG sates, IO; 
Pl. VII, fig. 200. 
20°. 
b*, The terminal polyp. c, Lateral pol- 
yps. d, Dorsal polyps. 
Dorsal aspect of the same; magni- 
fied. a, The rachis with its zooids. b, 
The terminal polyp. c, Lateral polyps. 
d, Dorsal polyp. e, A polyp in process 
of development. € 
A young Umbellula encrinus; natural 
SIZE. 
Ventral aspect of tha same; magnified. 
a, The mesial line of the ventral sur- 
face, through which the axis is visible. 
b, The polyp. 6, 
polyps. 
Dorsal aspect of the same; magnified. 
a, The zooidal areas. 06, Terminal 
; terminal Lateral 
polyp. ¢, Dorsal polyps. d, Dorsal 
polyp. 
Superior dorsal aspect of the same. 
b, Terminal polyp. c, Dorsal polyps. 
d, Dorsal polyp, e,,f, Lateral polyps. 
Ventral aspect of the superior portion 
of Umbellula encrinus, No. 5; somewhat 
The  yentral 
with lateral lanceolate 
b, The rounded extrem- 
c, The mesial part, 
where the axis appears visible through. 
magnified. al, surface 
of the 
zooidal areas. 
rachis, 
ity of the rachis. 
d, Terminal polyp. 
An outline representation of the posi- 
tion of the polyps upon the rachis; 
superior ventral aspect. 1*, Terminal 
polyp. 1,1, Dorsal polyps. 2, 2, Latero- 
dorsal polyps. 3, 3,3, Lateral polyps. 
Ventral aspect of the superior portion 
of Umbellula encrinus, No. 6; somewhat 
magnitied. a, Mesial line of the ventral 
surface, through which the axis appears 
visible; and also the lateral zooidal 
areas. 0, Terminal polyp. c, Lateral 
polyps. 
Superior dorsal aspect of the same. 
The polyps are separated, apart, from 
each other. å, Terminal polyp. b,c, Centro- 
dorsal polyps. d, e, f, Dorso-lateral pol- 
yps. 9, 9,9, lateral polyps. h, A small 
polyp in process of development. 
Outline representation of the position 
of the polyps, on the rachis of the 
same; superior dorsal aspect. 1 *, Ter- 
minal polyp. 1, 1, Dorso-central polyps. 
2, 2,2, Dorso-lateral polyps. 3,3,3, Late- 
ral polyps. åa, A small polyp in process 
of development. 0, Å similar polyp. 
Umbellula encrinus, No. 
a, The rachis. 
The stalk; natural size. 
~ 
5; natural size. 
