U. S. NATIONAL MUSEUM 



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-ja 



12 



Odostomia 



1. sanctorum, p. 167 4. rotundata, p. 1 68 7. virginalis, p. 1 60 1 0. n. delmontensis, p. 1 74 



2. promeces, p. 164 5. marginata, p. 169 8. photis, p. 171 11. navisa, p. 173 



3. sapia, p. 167 6. talama, p. 143 9. quinquecincta, p. 174 12. orariana, p. 175 



