38 



The Food of Fishes. 



Table of the Food of the Percid^. 



Perca. 



Number of specimens examined. 



I. Fishes 



Undetermined 



Acanthopteri 



Undetermined 



PcEcilichthys 



Centrarchidae 



Undetermined 



Micropterus 



Haploidonotus 



Dorysoma 



Cyprinidae 



Undetermined 



Semotilus 



Siluridas 



Undetermined 



Amiurus 



II. MOLLUSCA... 



Physa heterostropha 



Succinea 



Valvata 3-carinata.. , 



Cyclas 



Unio 



III. Insecta 



Pupae 



Diptera (larvae) 



Undetermined 



Chironomus 



Hemiptera 



Corixa 



Undetermined. . . . 



C. alternata 



C, tumida 



Neuropte7-a (larvae). . . 



Ephemeridas 



Undetermined 



Palingenia 



Agrionidae 



Libellulidae 



Phryganeidae 



P^ 



06 



34 



45 



06 



83 



06 



04 

 04 

 04 



35 

 35 

 35 



06 



19 

 05 

 04 

 01 



05 

 04 



24 



t 

 01 



86 



50 

 08 

 08 



28 

 28 



23 

 08 



03 

 05 

 04 

 08 

 03 



26 



100 



23 

 21 

 08 



05' 

 03 

 02 

 08 



41 

 09 



05 

 04 

 08 

 04 

 04 



