48 BULLETIN OF THE MUSEUM OF COMPARATIVE ZOOLOGY. 
Fig. 1. 
“ce 2. 
Fig. 3. 
ee 4, 
ce 5. 
“eé 6. 
6é Ws 
ce 8. 
Fig. 9. 
ee AO: 
Semel. 
cS lize 
PLATE III. 
Lingual dentition of Euparypha levis. 
Genital system of same. 
a. genital bladder. 
b. penis sac. 
c. vas deferens. 
d,. vaginal prostate. 
Lingual dentition of Triodopsis Sanburni. 
Jaw of Microphysa conspecta. 
Microphysa Ingersolli. 
, Lingual membrane of Microphysa conspecta. 
Same of Fruticicola Cantiana. 
Genital system of Polygyrella polygyrella. 
a. genital bladder. 
b. penis sac. 
c. vas deferens. 
d. retractor muscle. 
Pupa alticola. 
Pupa Arizonensis. 
Pupa sublubrica. 
Pupa hebes. 
