1941] 
Reproductive System of a Roach 
9 
References 
Bordas, L. 1909 Recherches anatomiques, histologiques et physi- 
ologiques sur les organes appendiculaires de l’appareil 
reproducteur femelle des Blattes ( Periplaneta orientalis L). 
Ann. sci. nat. Paris, ser. 9, zool., t. 9: 71-121, 18 text figs., 
pis. 1 et 1 bis. 
Ito, Hirowo 1924 Contribution histologique et physiologique a 
Fetude des annexes des organes genitaux des Orthopteres. 
Archives d’Anatomie Micro, t. 20: 343-460, pi. 16-21. (Also 
in) These presentee a la Faculte des sciences de FUniversite 
de Montpellier: 1-117, 6 pi. Masson et Cie., Editeurs. 
Pyror, M. G. M. 1940 On the hardening of the ootheca of Blatta 
orientalis. Proc. Royal Soc. of London, 128 (Ser. B) : 379-393. 
Snodgrass, R. E. 1933 Morphology of the insect addomen, Part II. 
The genital ducts and the ovipositor. Smithsonian Misc. 
Coll. 89, no. 8, 148 pp. (publ. 3219). 
Explanation of Plate 1 
Diploptera dytiscoides. 1. Median section of ovary showing six 
follicles in an ovariole, part of a seventh, the germarium and two 
terminal filaments (tf). Portions of two other ovarioles are less 
complete. 2. The genital chamber, with genital pouch, brood sac 
(including 14 ova), portions of accessory glands, and vestibule. 
3. Calyx of oviduct with part of one pedicel and basal attachments of 
others. 4. Sagittal section of paired oviducts and their junction to 
meet the common oviduct. 5. Cross-section of spermatheca (sp) and 
parasagittal section of its proximal end which terminates in a papilla 
(p) within the genital pouch. 6. Left accessory gland in cross-section 
near external surface of pouch. 7. Cross-section of left and right 
accessory glands as they penetrate wall of the genital pouch. 8. Fungi- 
form papillae lining empty brood sac. 9. Median section of portion of 
spermatheeal gland. All figures greatly enlarged photomicrographs 
by Dr. J. I. Kendall. 
