548 Wisconsin Academy of Sciences, Arts, and Letters, 
EXPLANATION OP PLATES—Continued 
Pig. 6. Tylotrocha monopus, lateral view. 
Fig. 7. Tylotrocha monopus, trophi, ventral view. 
Fig. 8. Tylotrocha monopus, trophi, lateral view. 
PLATE XXXVIII. 
Fig. 1. Besticula nyssa, dorsal view; page 521. 
Fig. 2. Eesticula nyssa, lateral view. 
Fig. 3. Eesticula nyssa, trophi, ventral view. 
Fig. 4. Eesticula nyssa, trophi, lateral view. 
Fig. 5. Eesticula anceps, dorsal view; page 519. 
Fig. 6. Eesticula anceps, lateral view. 
Fig. 7. Eesticula anceps, trophi, ventral view. 
Fig. 8. Eesticula anceps, trophi, lateral view. 
PLATE XXXIX. 
Pig. 1. Eosphora thoa, dorsal view; page 523. 
Fig. 2. Eosphora thoa, lateral view. 
Fig. 3. Eosphora thoa, trophi, ventral view. 
Fig. 4. Eosphora thoa, trophi, lateral view. 
Fig. 5. Eosphora thoa, trophi, frontal view. 
PLATE XL. 
Fig. 1. Enteroplea lacustris, dorsal view; page 526. 
Fig. 2. Enteroplea lacustris, lateral view. 
Fig. 3. Enteroplea lacustris, trophi, ventral view. 
Fig. 4. Enteroplea lacustris, trophi, lateral view. 
Pig. 5. Enteroplea lacustris, incus, oblique frontal view. 
PLATE XLI. 
Fig. 
1. 
Eothinia 
triphaea, dorsal view; page 528. 
Fig. 
2. 
Eothinia 
triphaea, lateral view. 
Fig. 
3. 
Eothinia 
triphaea, trophi, ventral view. 
Fig. 
4. 
Eothinia 
triphaea, trophi, lateral view. 
Pig. 
5. 
Eothinia 
triphaea, unci, frontal view. 
Fig. 
6. 
Eothinia 
argus, dorsal view; page 530. 
Fig. 
7. 
Eothinia 
argus, lateral view. 
Fig. 
8. 
Eothinia 
argus, trophi, ventral view. 
Fig. 
9. 
Eothinia 
argus, trophi, lateral view. 
Fig. 
10. 
Eothinia 
argus, incus, oblique frontal. view. 
Fig. 
11. 
Eothinia 
argus, unci, frontal view. 
PLATE XLII. 
Fig. 
1. 
Sphyrias 
lofuana, dorsal view; page 532. 
Fig. 
2. 
Sphyrias 
lofuana, lateral view. 
