Tab. ILL, Fig. 
4, 
«4 
10. 
hil, 
12. 
k Nerven; 
 beklædningen: 
‘bran e, 
skelbundter; g Deres Membran; h Fibril- 
lerne;  Skraastribningen . 1 Fibrillerne; 
1 Dens Bindevævsskede; m 
Bindeveevsseptum ; Den indre, brede 
Del af Nerven. : i 
Et Tversnit af Glans, forstørret. da Pig- 
gens. Grunddel; b dens Spids; ¢ Epithel- 
d Skeden, der omgiver 
Piggen; e Kjertelen; . f Epithelet paa 
Kjertelkapselens indre Veg; 
cangens Begyndelse; Å Dens Fortsættelse 
op igjennem Piggen; ? Dens Aabning; Å 
Muskeltibre, der gaa til den indre Flade 
af Skeden; 7 Ringmuskler. 
‘Et Tversnit. ligeledes af Glans, Ronstan 
a Piggens Grunddel; 6 Dens Spids; .c 
Fn d Skeden; e Kjer- 
telen: f Dens Hpithel: g Kjertelens Ud- 
førselsgang; Dens Fortsættelse og Aab- 
; Muskler til Skedens indre Flade. 
ning’ 
Tversnit at den bagerste Del af. Mund- 
‘hulhedens Hud med de deri fæstede Tæn- 
der, forstørret. å Tåndens Grunddel; 5 
Dens Spids. 
da Epthel, 
b Tandens 
En Tand; stærkt forstørret. 
som beklæder Tandens Hulhed ; 
faste Spids. 
Tversnit af den mellemste Del af Mund- 
de deri festede 
b Epithel. 
Hud med 
æ Chitinhud ; 
hulhedens 
Tænder. 
Svælghovedet med Spiserøret og den be- 
gyndende Tarm, forstørret... a De ydre, 
brede Muskler; b De indre smale Musk- 
ler; ¢ Indsnøring paa Spiserøret; d Musk- 
ler, som gaa over i den muskuløse Mem- 
som. fæster sig paa Volden /; 
Rummet imellem Indsnøringen paa Spise- 
h Muskler; 
røret og Muskelmembranen ; 
i overskaarne og opslaaede Retraktorer. 
Tversnit af Tarmens midterste Del. for- 
størret. æ Tarmfolder med deres Hpi- 
thelialbeklædning; bd Bindevæv:; c Binde- 
vævslister; der danne Tarmfolderne. 
Tversnit af Huden paa Glans af Priapu- 
lus caudatus, forstørret. a Skeden, som 
omgiyer Piggens nedre Del; 6 Aabningen 
paa Piggens Spids; 
klæder Piggens indre! Flade; :d Kjer- 
telen. 
Et Hudparti af Gina seet næsten fra- 
oven, forstørret. 
g Udførsels- 
c Bpithelet. som be- 
a Den noget sammen- 
. Pl. III, fig. 
«I 
(do) 
10. 
An, 
12: 
sheath; 
membrane; i fibrils; ? oblique striature of | 
' tissue ; 
opening ; 
_SCIS, 
_ affixed thereto, magnified: 
db point of tooth. 
f fascicles of muscles; g their 
fibrils; Æ Ke. nerve; 
nective tissue; 
I its sheath of con- 
n inner, broad portion of nerve. * 
Transverse section of proboscis, magnified: 
a. basal portion of spike; b its. pointed ex- 
tremity; c epithelial tunic; 
closing the spike; e the gland; f epithelium 
on the inner wall of the capsule of the 
gland ;, 
continuation up through the spike; ? its 
inner ‘surface of sheath; / annular muscles. 
Another transverse section of the probo- 
magnified: å base of spike; % point 
of spike; c epithelial tunic; d sheath; e 
the gland; f epithelium investing it: g ex- 
eretory duet of gland; 
and opening; 7 muscles protending to inner 
surface of sheath. 
Transverse section of the posterior portion 
of the dentiferous integument clothing the 
cayity of the mouth, showing the teeth 
a base of tooth; 
A tooth, 
covering 
highly Magnified: 
the hollow of the tooth; 
solid point of the tooth. 
D the 
. Transverse section of the medial portion 
of the ‘dentiferous integument clothing the 
showing the teeth 
a chitinous in- 
cavity of the mouth, 
affixed thereto, magnified: 
tegument: » epithelium. 
The gullet, together with the cesophagus iy 
and the commencement of the intestine, 
magnitied : 
b the narrow interior muscles; 'c instric- 
tion of the cesophagus; d muscles: passing 
into the muscular membrane (e), which 
are attached to the tendinous ridge (f); 
g the space. between the cesophagus and 
the muscular membrane; Åh muscles; 7 re- 
tractors, cut through and laid open. 
Transverse section of the medial portion 
of the intestine, magnified: @ folds of the 
intestine, invested with epithelium; b con- 
nective’ tissue; ¢ fillets of connective tis- 
sue, producing the folds ‘of the intestine. 
Transyerse section of skin of proboscis, in 
Priapuloides caudatus, magnitied: a sheath: 
enclosing the lower portion of the spike ; 
b opening at the point of the spike; c epi- 
thelium investing the inner surface of the 
spike; d the gland. 
Portion of the skin of the proboscis, viewed 
almost from above, magnified: @ the sheath, 
k muscular fibres protending to. 
a the broad exterior muscles; 
m' septum ‘of connective 
d sheath en-- 
g origin of excretory duct; ÅÆ its” 
h its continuation’ 
a epithelium - 
