41 
« Synonyms. — Bistoma huskii Lankester, 1857; Dicrocoelium buskii (Lankester) 
Weinland, 1858; Distoma crassum Cobbold, 1860 (not von Siebold, 1837); Distomum 
crassum (Cobbold) Leuckart, 1863; ^'■Distomum hepaticum'^ of Leidy, 1873, p. 364; 
Distoma huski Blanchard, 1888; Dicrocoelium buski. Blanchard 1888; ^^Distoma {Dicro- 
coelium) buslD’ of Railliet, 1893; Distomum buski (Blanchard) Braun, 1895; Distoma 
cranum Hubei, 1896 (misprint); Fasciolopsis buskii (Lankester) Stiles, 1901; Fascio- 
lopsis buski (Blanchurd) Odhner, 1902; Fasciolopis buski (Blanchard) Odhner, 1902. 
Bibliography. — Cobbold, 1879, pp. 20-29. For more recent technical discus.sion 
with historical review, see Odhner, 1902, pp. 573-581. 
Busk’s Intestinal Fluke — FASCIOLOPSIS BUSKIIa (Lankester, 1857) Stiles, 
1901 — of Man. 
[Figs. 63 to 66.] 
Specific diagnosis. — Fasciolopsis: 24 to 37 mm. (75 mm. after Busk) long, 5.5 to 
Fig. 65.— Sagittal section of cephalic end of Fasjdolopsis buskii, slightly to the right of the median 
line: d. e., ductus ejaculatorius; g. p. m., male genital pore; p. pr., pars prostatica; v. s., vesicula 
seminalis; other letters same as in fig. 64. x 35. (After Odhner, 1902, fig. 2.) , 
12 or 14 mm. broad, 1.5 to 2 mm. thick; maximal breadth in equatorial portion; 
