1'UAGONiAN EXPEDITIONS: ZOOLOGY. 



EXPLANATION OF PLATE XLVI.A. 



LYMN^EA DIAPHANA INELEGANS Pils. Form from Swan Lake 

 LYMN/EA ANDEANA Pils. Type. Near base of the Andes 

 LITTORIDINA SUBLINEATA Pils. Type .... 



Figs. 6, 7, ;. MUSCULIUM ARGENTINUM (Orb.) Montevideo. 



Fig. 8. MUSCULIUM PATAGONICUM Pils. Type .... 



Fig. 9. PlSIDIUM PAT AGON K I'M /CONIFER Pils. Type. . 



Figs, i, 2, 3. 

 Figs. 4, 40. 

 5' 5 a - 



PAGE 

 528 

 530 

 556 

 605 

 6O4 

 608 



(VOL in) 



