NNN NN DW DY 
SNHM WY De 
(Contribution from the 
Pomona College, Claremont, California 
. Cinetochilum 3, 4, 14. 
. Cothurnia 14. 
. Paramoecium 1, 2, 3, 6, 8, 15. 
. Pleuronema 2, 7, 8. 
. Stylonychia (long) 2, 3, 7, 8, 
12. 
. Stylonychia (oval 8, 15. 
. Oxytricha 5, 8, 10. 
. Chilodon 1, 3. 
= Chaenta 1, 2,3, 6,8, 11. 
. Atractonema 1. 
. Ophryglena 1. 
. Frontonia 1. 
. Glaucoma 2. 
. Condylostoma 3. 
. Coleps 3, 8, 15. 
. Colpoda 8, 12. 
. Metopus 8. 
. Halteria 7. 
. Spirostomium 6. 
. Blepharisma 15. 
28. Opercularia 15. 
III. Rotifera 
1. Pleurotrocha 8. 
. Philodina 6, 8. 
. Gastropus 1. 
Diplax 3. 
. Rattulus 14. 
. Floscularia 14. 
. Diaschiza 13, 15. 
. Melicerta 15. 
IV. Gastrotricha 
1. Chaetonotus 
WANA NF YN 
_ 
o 
V. Crustacea 
A. Ostracoda 
1. Cypris 7, 9. 
2. Herpetocypris 11. 
B. Cladocera 
1. Alonella 11. 
Zoological Laboratory of Pomona College.) 
. Diplois 1, 13, 14, 15. 
. Branchionus 5, 13, 14, 15. 
77 
