Plate 43 



Fig. 1. Succina semiserica Gould. Tavoy [Burma]. Lectotype MCZ 169364. Heighl 



13, width 9 mm. (5.4 x). 

 Fig. 2. Vahata pupoidea Gould. Fresh Pond, Cambridge, Massachusetts. Lectotype 



MCZ 169326. Height 2.2, width 1.5 mm. (approx. 30 x). 

 Fig. 3. Paludina petrosa Gould. Tavoy [Burma]. Lectotype MCZ 169292. Height 13, 



width 12 mm. (2.9 x). 

 Fig. 4. Trichotropsis pusillus Gould. Fishtown, Liberia. Lectotype MCZ 169324. 



Height 2.1, width 1.9 mm. (14 x). 

 Fig. 5. Paludina histrica Gould. Ousima [Amami-O-shima, Ryukyu Islands] and Loo 



Choo [Okinawa, Ryukyu Islands]. Lectotype USNM 1151, presumed to be from the 



former locality. Height 25, width 19 mm. (2.4 x). 

 Fig. 6. Limnea ollula Gould. Streams and marshes on Hong Kong Island [China]. 



Lectotype USNM 831. Height 7.5, width 4.3 mm. (6.4 x). 

 Fig. 7. Succina lauta Gould. Hakodadi [Hakodate, Japan]. Lectotype USNM 24129, 



original no. 1558. Height 18, width 7.5 mm. (2 x). 

 Fig. 8. Succinea spurca Gould. Liberia. Lectotype MCZ 169377. Height 6.5, width 



4.2 mm. (8 x). 



