Dab: DV 6 Vi, Bigs 11- 
12. 
13. 
14. 
15. 
16. 
En Levercelle,. forstørret. 
Epithelet paa den indre Flade af de 
slangeformige Rør, forstørret. 
‘a. a, b, b De enkelte Epitheleeller 1 
disse Rør; c Runde Smaalegemer, som 
fandtes 1 Kropsvædsken. 
a Rygkarret paa Mundhulhedens'-ydre 
Flade: ) Det Sted, hvor det gaar over’ 
paa venstre Uterus; c Løbet paa samme; 
d Hyor det gaar over paa den venstre 
horizontale’ Tarmslynge; e Hvor det 
deler sig; f Den ene Stammes Grene; 
g Sammentræffet med Grene fra Bug- 
karret; h Bugkarret; 7 Bugkarrets ene 
Stamme,* der følger Tarmen; k Bug- 
karrets anden Stamme, hvis Grene for- 
binde sig med Ryekarrets; 7, m Bug- 
karrets  Fortsættelse fortil, imellem 
Uteri, idet det krydser Rygkarret. 
a Centralnervestrengen; b Bugkarret; 
c, d, e Grene fra det: f Blodkarrets 
forreste Del, lidt for det deler sig; g 
Deling 1 to Grene: h Den høire ud- 
videde Gren; % Det fra Udvidningen 
udgaaende «Kar; / Hjerte (?). 
a Centralnervestrængen, den midterste 
Del med dens Sidegrene; b Den forre- 
ste Del af Centralstrængen med Side- 
grene; c Gren til Uterus; d Delingen 
- fortil af Centralstrængen; 'e Grene til 
18. 
19. 
20. 
Spiserør og Mundhulhed: f Den bager- 
ste Del af Centralstrængen; g Dennes 
Deling 1 to Grene; h, h.Uteri; 2 Ud- 
førselsgang for den venstre Uterus; Å 
Kanalen for Tragten; / Tragten; m 
Indgangen til Tragten; n, n Ægge- 
stokken: 0,0 Follikelgrupper: p Endnu . 
ikke fuldt udviklede AXg. 
. 4 Udtorselsgang for Uterus;, 6 Kanalen 
for Tragten; ¢ Den frie Del af Kana- 
len; d .Tragtens Aabning; e Cilier, 
forstorret. 
Hamingia arctica, tegnet 1 levende 
Live, naturlig Størrelse. 
Stephanostoma Hanseni, tegnet i levende 
Live, naturlig Størrelse. 
Saceosoma vitreum, tegnet i levende 
‘Live, ganske lidt forstørret. 
Pls. LV. GV, fig. 11. 
= 19. 
— 13. 
A: hepatic. cell, magnified. 
Epithelium investing the inner surface 
of the sinuous tubes, magnified. 
.a, 0, b, b isolated epithelial cells dis- 
persed throughout the tubes; c, c, d, e 
round corpuscles, found floating in the 
. perivisceral fluid. 
— 14. 
— 135. 
— .16. 
a the dorsal vessel on the outer surface 
of the cavity of the mouth; ” the point 
at which ,it passes across to the left 
uterus: c coutse of the vessel; d the 
point at which it passes across to the 
left horizontal circumyolution of the in- 
testine; e that at which it divides; f 
the branches of one of the stems; g ’ 
junction with the branches from the 
ventral vessel; Å the ventral vessel; 7 
one of the stems' of the ventral vessel, 
accompanying the intestine; k the other 
stem of the vessel, whose 
branches unite with those of the dorsal 
ventral 
vessel; 1, m continuation of the ventral 
vessel anteriorly, between the two uteri, 
where it crosses the dorsal vessel. 
a central nervous chord; > ventral ves- _ 
sel: ¢; d, e branches proceeding there-. 
from; jf anterior portion of the blood: 
vessel, just before it divides; g its dicho- 
tomous division; Å the right, expanded 
branch; 7 the vessel proceeding from | 
the expansion; Å the heart (?). 
aw central nervous chord, medial portion, 
with the subsidiary branches; > anterior 
portion of central nervous chord, with 
subsidiary branches; ¢ a branch passing 
to the right uterus; d anterior division 
of central nervous chord; e branches 
proceeding to the oesophagus and the 
cavity of the mouth; f posterior portion 
of central nervous chord; g dichotom- 
ous division. of the chord; h, h. the 
uteri; 7 eferent duct for the left uterus; 
~ k canal for the funnel; 7 the funnel; m 
18. 
19. 
20. 
entrance to the funnel; 7, » the ovary ; 
0, 0 groups of follicles; p ova, nearly 
developed. 
a eferent duct for one of the uteri; 0 
canal for the funnel; c the free portion 
of the canal; d opening of the. funnel; 
e cilia, magnified. pr ; 
Hamingia arctica, figured from a living 
specimen, natural size! 0 
Stephanostoma Hansen, figured from a 
living specimen, natural size. 
Saccosoma vitreum, figured from a living 
specimen, very slightly magnified. 
