730 Wisconsin Academy of Sciences, Arts, and Letters. 
EXPLANATION OF PLATE XLIV. 
Fig. 3. Diagram to show the average relative lengths of the 
caeca of Eupomotis gibbosus in specimens having six 
caeca. 
Relative length of caeca in specimens having seven caeca: 
Fig. 1. Lepomis pallidus. 
Fig. 4. Eupomotis gibbosus. 
Relative lengths of caeca in specimens having eight caeca: 
Fig. 2. Lepomis pallidus. 
Fig. 5. Ambloplites rupestris. 
Fig. 6. Relative lengths of the caeca of Pomoxis sparoides in 
specimens having nine caeca. 
Fig. 7. Relative lengths of caeca of Micropterus salmoides hav¬ 
ing ten caeca. 
Fig. 8. Average number of tips to the caeca of the several posi¬ 
tions in Micropterus salmoides. 
Fig. 9. Relative lengths of caeca of Micropterus dolomieu hav¬ 
ing thirteen caeca. 
