Pomona College, Claremont, California 



43 



Table 3. Data for Rana sylvatica — Continued 



Mouth 

 one-half 

 small 



of Mougeotia and 



FOOD 

 Nothing 

 Epidermis 

 Nothing 



Plant tissue and fibers 

 Epidermis ?, Zygnema, 

 , bonema, CynibcUa, N 

 ' laria 

 Epidermis ? 

 Epidermis ? 

 Epidermis, Zygnema 

 Epidermis ? 

 Epidermis ? 

 Epidermis ?, 



Zygnema 

 Plant tissue 

 Epidermis, Zygnema, Mougeotia, Oscil- 



latoria 

 Epidermis ?, Spirogyra, Mougeotia 

 Nothing 

 Epidermis ? 

 Nothing 

 Nothing 



Epidermis, Zygnema 

 CoUembola 7 

 Epidermis 

 Epidermis 



Epidermis, Psocids 1 

 Epidermis ? 

 Epidermis 

 Epidermis ? 

 Epidermis, Zygnema 

 Epidermis 



Epidermis, Psocids 1 

 Epidermis 

 Nothing 

 Planorbis 1, Collembola 1, Chrysomel- 



id:e 1, Proctrotrupidre 

 Asellus 1, Chironomid.-e 1, Proctrotru- 



pids 1 



Diptera 1 

 'ith Spirogyra and Eudori 

 vicula, Oscillatoria 



I Chi 



1. Corrodenti: 

 dx 1 lar 



Diptera 1. 

 Hydrophilidre 



■'''"'^ 1 larva 



3 Coleoptera larva 



3 Epidermis 



4 Epidermis 



2 Acarina 1, Diptera 1 



6 Psocids 2, Cynipids 1. Proctrotrupidn? 



1 Hydrachnidre 2, Hydrophilidae 1 



1 Epbvdridas 1. Chrvsomelida 1 



1 Aphidids 1, CurcuHonidx 1, Proctro- 



trupidae 1 

 1 Chironomidae larva, some unidentifiable 



material 



1 Diptera 1, Hydrophilidae larva 



2 Collembola 1. Corredentia 1, plant tissue 

 2 Collembola 2, Hydrophilids larva. Cyni- 



pidae 1 

 2 Ephydrids 1, Cynipidse 1, unidentifiable 

 material 



5 Araneia 1, Aphididse 1, Diptera 2, plant 

 tissue 



Eygsidse 1, unidentifiable 



Insecta la 

 material 



Green alg; 



Planorbis 

 Hete 



i 3. Oniscidal. Collembola 3. 

 ptera 1, Eraconids 1 

 Collembola 7. Diptera 1, Proctrupidx 1, 



Braconidic 1, 4 anthers 

 Diptera 3. Carex seed 

 Epidermis, Collembola 1, Hydrophilids 

 lar\'a, sand, Proctrotrupidae ^ anther 



