Hygienic Laboratory, Bulletin 46. 
Plate VII. 
I 1 
So/M. 
2 
Fig. 1. — Dorsi-ventral section in mid line of female mite. Semidiagrammatic. Fig. 2, — Transverse 
section of posterior part of capitellum. Fig. 3.— Transverse section of anterior part of capitellum 
(enlarged), ven., ventricnlus; cap., capitellum; ov., ovary; ova, ova; emh.. embryo: gang., gan- 
glion or brain; gen. p., genital pore; ccs., oesophagus; sal. gl., salivary gland; ly. or., lyrate organ; 
mus., muscle fibers (attached to mandible, and undersurface of .scutum); md., mandible; max., 
maxilla; ex. hi., excretory bladder; ling., lingula; ph., pharynx; nius. ph., pharyngeal muscles; 
sp., sporont (parasites). 
