91 
Figubs Plate VI. 
1. E.s. & x40. Sagittal almost median section through the pseudo- 
capitulum and front part of the head. r. rostrum; an. antenna ; 
l. labrum; ct. constrictores and di. dilatores of the pharynx; la. labial 
appendage; nm. brain; a. antennår glan' 
22. Sagitial more lateral solid showing the oesophagus 0; 
co. colon is well separated from 7. the small intestine, having no com- 
munication with ve. the ventricle; 2. glandular cells; b. maxillary gland ; 
e. excretory tube; m. brain; t. testis; pe. two-branched sack; g. median 
unpaired gland; 2. posterior median paired glands; m. clear dorsal 
ag 
organ. 
. E.s. g x22. Still more lateral sagittal section showing the com- 
munication between the ventricle and small intestine. 2. glandular 
cells in the front coeca; re. rectum; d. coxal sner, f. paired lateral 
glands; h. front median paired glands; g, 4, t as 
x 22. Sagittal very lateral section ikovlig the seer 
accessory glands well separated from each other. e€, f, 9, h 
as in fig nd 3. 
. E. s. x 130. Transverse section trough the distal part of the pharyngeal 
tube, showing the keeled la ag. m, the tricarinate pharynx, p, with its 
dilator muscle, di; 1. labru lg salivary duct. 
E. s. x 135, Transverse more proximal section near the rostrum and 
showing the upwards maxillary projections, almost surrounding the 
antennae. p. pharynx; di. dilator; ct. constrietor re the fastening 
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part of the cephalothorax. a. antennar glands; b. maxillary glands ; 
c. horse-shoe glands; d. coxal glands; en. endosternite; 0. oesophagus; 
n. brain, 
E.s. g x50. More median transverse section. c. and en. as in 8 
pe. twobranched sack of the male; v. vestibulum.  $. copulatory 
sucker 
E. s. i x 43. Transverse section through the front part of the ac- 
cessory glands. g, % and 
E.s. g x44. Front abdominal transverse section through the hind- 
most part of the mær glands. m. clear dorsal sack; é. testis; 
e. excretory organ; f and 18. 
Hrakdvered section through the front part of the ab- 
domen. ve. ventricle; od. oviduct; ov. eggs; 2. glandular cells. In the 
middle are drawn some pollen granules. The tunica propria to the 
left has loosened from the intestine the epithelium of which is some- 
times low, Sapiklkltes more raised, 
xx "Pransverse section through the hindmost part of the 
abdomen. j. the small intestine and co. colon are yet separated by ve 
hindmost part of the ventricle; e. excretory tube; ov. eggs; 2. glan- 
dular cells. 
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