PLATE XLI. 



Figs. 



1-4. Assxilina seminulum (Blirenb.) Leidy. (p. 54) Figs, 

 1-3. — Broad, narrow, and oral views. x 600. 

 Fig. 4. — Broad view of an abnormally large indi- 

 vidual from Goathland, Yorkshire, x 300. 

 5. A. seminulum var. scandinavica Penard. (p. 54} 

 X 300. 

 6-9. A. muscorum Grreeff. (p. 55) Fig. 6. — Broad view. 

 X 800. Figs. 7-9. — Broad, narrow, and oral views. 

 X 500. 



