22 
The Japanese Double-pored Tapeworm— DIPLOGONOPORUS GRANDIS « 
(Blanchard, 1894) Luehe, 1899. 
[Figs. 21 to 27.] 
Specific diagnosis. — Diplogonoporus: Strobila attains to 10 meters in length, 10 to 
25 mm. in breadth ; number of segments unknown. Head undescribed. Neck unde- 
scribed. Genital pores open in longitudinal genital grooves. Gravid segments con- 
Fig. 21. — Dorsal view of a portion of the strobila of the double-pored large tapeworm {Diplogono- 
porus grandis) of man. Natural size. (After Ijima & Kurimoto, 1894a, fig. 1.) 
Fig. 22.— Ventral view of same. (After Ijima & Kurimoto, 1894a, fig. 2.) 
Fig. 23.— Transverse section of same. (After Ijima & Kurimoto, 1894a, fig. 3.) 
Fig. 24. — Ventral view of a portion of the strobila, showing two rows of genital pores, with partially 
extruded cirri. xlO. (After Ijima & Kurimoto, 1894a, fig. 6.) 
Fig. 25. — Ventral view of lateral half of same: m, m., median line of segment; cir., cirrus; ut., uterus; 
the numerous dot-like bodies on either side of the uteri represent the yolk glands. x20. (After 
Ijima & Kurimoto, 1894a, fig. 7.) 
traded in alcohol to 0.45 mm. long, by 14 to 16 mm. broad. Uterus with but few 
(about 2) loops each side. Eggs brownish, rather opaque, 63 p long by 48 to 50 u 
broad. 
Plerocercoid: Unknown. 
Habitat. — In intestine of man, Japan; larva unknown, in all probability in fish. 
^Synonyms. — Bothriocephalus sp. Ijima & Kurimoto, 1894; Krabbea grandis Blanch- 
ard, 1894i. 
Bibliography.— See Stiles & Tayler, 1902a, 43-47, figs. 22-28, for medical and 
zoological summary. 
