Fig. 
Fig. 
% 
10. 
11. 
12. 
13. 
15. 
SF ON 
Fede 
En af de paa samme festede Borster, steerkt for- 
storret. 
En Kjeeve af 2det Par. 
En Branchialfod af iste Par hos Hunnen; end Endo- 
podit; ex Exopodit; ep Epipodit: b Basalplade. 
Et Stykke af Kanterne af den inderste Endit med de 
tilhorende leformigt krummede Borster, stzerkere for- 
storret. 
En Branchialfod af 5te Par. 
Fig. 9. 
En Branchialfod af sidste Par. 
En Branchialfod af 5te Par hos Hannen. 
som paa Fig. 9, 11 og 12. 
Bogstaverne som paa 
Bogstaverne 
Tab. VIII. 
Branchinecta paludosa (Miiller). 
Legemet af en Hun, med indtegnet Nervesystem, seet 
fra Bugsiden. 
Enden af en Feler af iste Par, steerkt forstorret. 
En Lugtepapille fra samme, endnu sterkere for- 
storret. 
Hjernegangliet med de fra samme udspringende Ner- 
ver, seet ovenfra. o det enkle Mie; aa Sandsegruber 
i Hovedets Integument; a‘ Basis af iste Par Folere 
med den tilsvarende Nerve; O Synsnerverne; a? Ner- 
verne for 2det Par Folere. 
Et Stykke af Buggangliekjeeden. 
Den ydre Del af et af de sammensatte Mine i 
Leengdesnit. 
2 Synselementer isolerede. d Neryefibrer fra Syns- 
neryen; ¢ Synsstav; b Krystalkegle; @ lindseformigt 
fortykket Del af samme. : 
Sidedelen af et Halesegment, med 2 Hudnerver. 
Hudpapiller med Foleborster, steerkt forstorret. 
Den forreste Del af Tarmen med sine 2. Blindseekke, 
seet ovenfra. 
Genitalsegmentet af en Hun med Agbeholderen og 
Ovarierne (oy), seet nedenfra. 
Et Stykke af Kitkjertelen. 
Et g med begyndende Kloyning. 
Et andet Ag uden Kloyning. 
En Larye i et af de tidligere Stadier, seet fra Bug- 
siden. 
En Larve i et senere Stadium, vee fra Bugsiden. 
Forenden af Legemet hos et lidt senere Larvestadium, 
seet nedenfra. O de sammensatte Oine; o det enkle 
@ie; at Iste Par Folere; a* 2det Par Folere; LZ Over- 
leben; M Kindbakkerne; p Mandibularfodderne; m’', 
m*® Kjeeverne. 
Tab. IX. 
Polyariemia forcipata, Fischer. 
Fuldyoxen, «gbzerende Hun, seet fra hgire Side. 
Samme, seet ovenfra. 
Fuldvoxen Han, seet nedenfra. 
Samme fra yenstre Side. 
Spidsen af en af Gribeantennernes Grene, sterkere 
forstorret. 
Enden af Halen med Halepladerne, seet ovenfra. 
En Larve i et af de tidligere Stadier, seet nedenfra. 
vv wow 
12. 
13. 
or 
One of the bristles attached to the same, highly 
magnified. 
A maxilla of the 2nd pair. 
A branchial leg of the 1st pair in the female; end, 
endopodite; ex, exopodite; 
lamella. 
A piece of the edge of the innermost endite with. 
its falciformly curved bristles, more highly magnified. 
A branchial leg of the 5th pair. Lettering as in 
fig. 9. 
A branchial leg of the last pair. 
A branchial leg of the 5th pair in the male. 
tering as in figs. 9, 11 and 12. 
Let- 
Plate VIII. 
Branchinecta paludosa (Miller). 
Body of a female with the nervous system drawn in, 
seen from the ventral side. 
Extremity of one of the 1st pair of antenne, highly 
magnified. 
An olfactory papilla on the same, still more highly 
magnified. 
Cerebral ganglion with the neryes issuing from it, 
seen from above. 0, ocellus; aa, sensory pits in the 
integument of the head; a', base of the first pair of 
antennz, with the corresponding nerves; O, optic 
nerves; @*, nerves for the 2nd pair of antenne. 
A piece of the ventral ganglion chain. 
The outer part of one of the compound eyes in 
longitudinal section. 
Two visual elements isolated. d, nerye fibres from 
the optic nerve; ¢, optic rod; 0, crystalline cone; 
a, lenticularly thickened part of the same. 
Lateral part of a tailsegment, with 2 cuticular 
nerves. 
Cutaneous papillz, with sensory bristles, highly mag- 
nified. ; 
The anterior part of the intestine with its 2 czeca, 
seen from above. 
The genital segment of a female with marsupium 
and ovaries (ov), seen from below. 
A piece of the glutinous gland. 
An egg with cleavage commenced. 
An egg without cleavage. 
A larva in one of the earlier stages, seen from the 
ventral side. 
A larva in a later stage, seen from the ventral side. 
Anterior end of the body in a rather more advanced 
larval stage, seen from below. O, compound eyes; 
o, ocellus; a}, 1st pair of antenn®; a@*, 2nd pair of 
optennei L, labeuat M, mandibles; p, mandibular 
legs; m1, m*, maxilla, 
| Plate IX. 
Polyartemia foreipata Fischer. : 
Full-grown, ovigerous female, seen from the right 
Same, seen from above. uk 
Full-grown male, seen from = enh 
Same, from the left. i 
Point of one of the rami of the Sermese antennee, 
more highly magnified. 
End of tail, with the caudal lamelle, seen bie: aose 
A larva in one of the earlier stages, seen from below. 
ep, epipodite; 6, basal . 
—<_war”|6lUll. 
—— 
