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Cockroach

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A female cockroach, Periplaneta, with the dorsal exoskeleton removed, dissected to show the viscera.
1 Head
2 labrum
3 antenna, cut short
4 eye
5 crop
6 nervous system of crop
7 gizzard
8 hepatic caeca
9 mid-gut or mesenteron
10 Malpighian tubules
11 colon
12 rectum
13 salivary glands
14 salivary receptacle
15 brain
16 ventral nerve cord with ganglia
17 ovary
18 spermatheca
19 oviduct
20 genital pouch, in which the egg-cocoon is found
21 colleterial glands
22 anal cercus

(From Latter.

Author
More Minor Horrors
By Arthur Everett Shipley
Published in 1916
Available from gutenberg.org
Dimensions
1200*1123
Visits
462
Downloads
34