176 MR. H. CHARLTON BASTIAN'S MONOGRAPH 



" Qilsophagus commencing with a cup-like buccal cavity, from which a narrow straight 

 tube extends back to the intestine. Intestine much larger than oesophagus. Muscular 

 sheath of oesophagus commencing a little distance from the buccal dilatation, leaving a 

 portion of oesophagus naked, and then having two swellings in its course, one oval and 

 the other terminal and bulbous. Hepatic organ consisting of a layer of brownish oil- 

 globules, occupying the interval between the intestine and its sheath throughout." 



" Organs of generation double, occupying middle third of body." 



" Size, 5^" long, and are" broad." 



" Hale, somewhat smaller than the female; tail somewhat shorter and thicker." 



" Mab. The Gloeocapsa which grows on walls and on the sides of gutters during the 

 ' rains,' Island of Bombay." 



2. U. LABiATA, Carter. 



Loc. cit. p. 41, pi. iii. fig. 26. 



" Female, linear, cylindrical, unstriated, gradually diminishing towards the head, which 

 is labiated and furnished with two papillae ; also towards the tail, wdiich is conical and 

 elongated. Vulva much behind the centre of the body, about the point of union of the 

 posterior two quarters." 



" Alimentary canal and oesophageal and intestinal sheaths, with hepatic organ, the 

 same as in the foregoing species ; but no buccal dilatation. Organs of generation pro- 

 bably uusymmetvical, from backward position of vulva." 



" Size, al)out :^" long, and ytt" broad." 



" Male, unseen." 



" Hub. The Gloeocapsa of the walls, &c., during the 'rains,' Island of Bombay." 



3. U. TENTACULATA, Carter. 

 Loc. cit. p. 41, pi. lii. fig. 27. 



" Female, linear, cylindrical, unstriated, gradually diminishing towards the head, which 

 is obtuse and furnished with tAvo short, thick, conical tentacular prolongations closely 

 approximated at their base and turned outAvards ; also diminishing gradually towards 

 the tail, which is conical and elongated. Vulva just behind the middle of the body." 



" Alimentary canal and hepatic organ much the same as in the two preceding species, 

 but having no buccal dilatation. Organs of generation double, occupying the central 

 portion of the body; their form undetermined." 



" Size, about -gV" long, and ■^" [?] broad." 



" Male, unseen." 



" Kab. The same as the two preceding species." 



4. U. ciRRATA, Carter. 

 Loc. cit. p. 41, pi. iii. fig. 28. 



" Female, linear, cylindrical, unstriated, gradually diminishing towards the head, which 

 is obtuse and furnished with two linear, short cii-ri, widely separated ; also diminishing 



