364 ALLAN HANCOCK PACIFIC EXPEDITIOXS VOL.10 



PLATE 30 



Figures 18-20, Sahellaria nanella (after Hartman, 1938): Fig. 18, 



outer opercular palea ; Fig. 19, middle opercular palea ; Fig. 20, 



inner opercular palea. 

 Figures 21-23, Sahellaria fissidrns (after Ehlers, 1901) : Fig. 21, outer 



opercular palea; Fig. 22, middle opercular palea; Fig. 23, inner 



opercular palea. 

 Figures 24-26, Sahellaria moorei (after Monro, 1933): Fig. 24, outer 



opercular palea; Fig. 25, middle opercular palea; Fig. 26, inner 



opercular palea. 

 Figures 27-29, Sahellaria bellis (after Augener, 1934) : Fig. 27, outer 



opercular palea; Fig. 28, middle opercular palea; Fig. 29, inner 



opercular palea. 



I 



