PLATE XXIV. 
Figs. 1-4. STYRACASTER ARMATUS, 0. sp. 
Fig. 1. Abactinal aspect; magnified 2 diameters. 
Fig. 2. Actinal aspect; magnified 2 diameters. 
) Fig. 3. Profile view ; magnified 2 diameters. 
Fig. 4. Lateral view of a ray ; magnified 2 diameters. 
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_ [For magnified details of this species see P]. XXVIII. figs. 1-4] . 
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