9 
B (Fig. 2) shows two, according to the age of the specimen 
well developed, normally looking testes, oviform and of almost 
equal size; the left, however, is a little larger than the right, the 
first being 13 mm long, 7 mm broad, while the latter measures 
resp. 12 mm and 6 mm. On both sides the epididymis and vas 
deferens are normal, somewhat more developed than in A, the epi- 
didymis being larger and the inner tube of the seminal duct being 
£ 
Fi I. Urogenital ithennn of specimen B. ve lumen of the vena cava posterior, 
mal together with the enclosing part of the liver. Other letters as in Fig. 1. — II. Ostium 
of (left) oviduct, Freiker outwards, enlarged ; the tubar part of the vidnet somewhat 
stretched to show its transverse foldings- 
densely coiled; the ducts open on well SE Eee genital Horn 
one on each side of the urinary apertures 
On the left side is found an avideet. of youthful appearance 
but considerably less developed than that of specimen AA... Only 
the anterior halfÉ — ca. 18 mm in total length — is distinctly 
formed. To decide if a posterior part — ca. 20 mm or a little 
MOre straight to the cloaca — might be present as a quite narrow 
string or tube close along the seminal duct, a portion I cm in 
length of the ureter and the seminal duct together with the sur- 
