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PLATE VIII. 
Coelopleurus floridanus A. Ag. 
Test of specimen measuring 28 mm., seen from the abactinal pole. 
Portion of test of the actinal surface of same, somewhat more magniQed. 
Portion of test of same, seen in profile, facing the median ambulacral line. 
Portion of test of same, seen in profile, facing the median interamhulacral line. 
Portion of test, still more enlarged, to show the pits at the base of the metlian ambulacral line. 
Abactinal system of same specimen. 
Specimen 11 mm. in diameter, seen from the abactinal pole. 
Apical system of same. 
Portion of test of same, seen in profile, facing the median ambulacral line. 
Portion of test of same, seen in profile, facing the median interambulacral line. 
Specimen 9 mm. in diameter, seen from the abactinal pole. 
Apical .system of same. 
Portion of test of same, seen in profile, facing the median ambulacral line. 
Portion of tert of same, seen in profile, facing the median interambulacral line. 
Small specimen 6 mm. in diameter, seen from the abactinal pole. 
Portion of test of same, seen in profile, facing the median interambulacral line. 
Portion of test of atune, seen in profile, facing the median ambulacral line. 
Apical system of same. 
