Pomona College, Claremont, California 43 
Table 3. Data for Rana sylvatica---Continued 
Body Tail 
10 
10 
10 
9 
9 
wm MiNi oO 
RRR REMMI RN NNN Wwthh 
ra 
eee 
eer 
oo oc oo oo.UwOmUlC OOOO] o ooo 
Mouth Ali. Can. 
one-half stom. & int. 
small 
large 
“ “ “ 
small 
one-half 
large 
“ “a “ 
small 
large 
large 
Fore Legs Lot 
1 
1 
7 
1 
4 
oo bw 
Run DA AMMMNMNNNMNwWwUNwoNnuunnnns Be 
-FOOD 
Nothing 
Epidermis 
Nothing 
Plant tissue and fibers ; ; 
Epidermis ?, Zygnema, Mougeotia, Tri- 
bonema, Cymbella, Navicula, Fragil- 
t daria 
Epidermis ? 
Epidermis ? 
Epidermis, Zygnema 
Epidermis ? 
Epidermis ? F 
Epidermis ?, threads of Mougeotia and 
Zygnema 
Plant tissue : 
Epidermis, Zygnema, Mougeotia, Oscil- 
*_latoria 4 
Epidermis ?, Spirogyra, Mougeotia 
Nothing 
Epidermis ? 
Nothing 
Nothing 
Epidermis, Zygnema 
Collembola 7 
Epidermis 
Epidermis 
Epidermis, Psocide 1 
Epidermis ? 
Epidermis 
Epidermis ? 
Epidermis, Zygnema 
Epidermis 
Epidermis, Psocide 1 
Epidermis 
Nothing 
Planorbis 1, Collembola 1, Chrysomel- 
ide 1, Proctrotrupide 
Asellus_ 1, Chironomide 1, Proctrotru- 
pide 
Epidermis, Diptera 1 
Mud with Spirogyra and Eudorina 
Eudorina, Navicula, Oscillatoria 
Acarina 1, Corrodentia 1, Diptera 1, 
Chironomide 1 larva, Hydrophilide 
7's) 1 larva 
3 Coleoptera larva 
3. + Epidermis 
4 Epidermis 
2  <Acarina 1, Diptera 1 
6 Sees 2, Cynipide 1, Proctrotrupide 
1 Hydrachnide 2, Hydrophilide 1 
1 Ephydride 1, Chrysomelide 1 
1 Aphidide 1, Curculionide 1, Proctro- 
trupide 1 
1 Chironomide larva, some unidentifiable 
e material 
1 Diptera 1, Hydrophilide larva 
2  Collembola 1, Corredentia 1, plant tissue 
2 Eaeabals 2, Hydrophilide larva, Cyni- 
pide 
2  Ephydride 1, Cynipide 1, unidentifiable 
material 
5 Araneia 1, Aphidide 1, Diptera 2, plant 
tissue 
5 Insecta larva, Lygwide 1, unidentifiable 
material 
5 Green alge 
6  Planorbis 3, Oniscidal, Collembola 3, 
Heteroptera 1, Braconide 1 
6 Collembola 7, Diptera 1, Proctrupide 1, 
Braconidx 1, 4 anthers 
6 Diptera 3, Carex seed 
6  Epidermis, Collembola 1, Hydrophilide 
pe sand, Proctrotrupide 2, anther 
