MARINE MOLLUSKS OF THE SOUTH-EASTEUN COAST. 183 



PLATE XXI. 



FiG. 1. Solariella lacunella Dall; base, 5.0. 



1 a. Solariella lacunella Dall; profile, 4.5. 



2. Calliostoma sapidum Dull ; 5.0. 



2 a. Calliostoma echinatum Dall ; base, 4.75. 



3. DillwyneUa ihodcsta Dall ; top, alt. 3.0. 



3 a. DillwyneUa modesta Dall ; profile, diam. 4.0. 



4. Calliostoma sapidum Dall ; base, 4.12. 



5. Calliostoma echinatum Dall ; 5.25. 



6. Umbonium Bairdii Dall, young specimen ; profile, alt. 4.0. 



6 a. Umbonium Bairdii Dall ; base, diam. 5.0. 



7. Solariella iris Dall ; profile, 5.0. 



7 a. Solariella iris Dall ; base, 5.5. 



8. Solariella lissocona Dall; profile, 5.5. 



8 a. Solariella lissocona Dall ; base, 4.5. 



9. Solariella lubrica Dall ; profile, 4.0. 



9 a. Solariella lubrica Dall; base, 3.25. 



10. Solariella scabriuscula Dall ; base, 4.0. 



10 a. Solariella scabriuscula Dall ; profile, 4.75. 



11. Lunatia fringilla var. perla Dall ; 6.5. 



12. Lunatia fringilla Dall ; 5.75. 



PLATE XXII. 



FiG. 1. Turcicula imperialis Dall, immature shell without the apical whorls; 13.0. 



1 a. Turcicula imperialis Dall ; base. 13.0. 



2. Basilissa alia Watson, var. delicatula Dall ; alt. 5.0. 



2 a. Basilissa alta Watson, var. delicatula Dall ; base, diam. 6.0. 



3. Calliostoma tircumcinctum Dail ; diam. 6.9. 



3 a. Calliostoma circumcinctum Dall ; alt. 8.0. 



4. Gaza superba Dall ; profile, alt. 24.0. 



4 a. Gaza superba Dall; base, diam. 35.5. 



5. Hicrogaza rotdla Dall ; base, diam. 6.75. 



5 a. Microgaza rotella Dall ; profile, alt. 4.0. 



6. Fluxina brim nea Dall; profile, alt. 10.75. The margins of the aperture 



are broken. 



6 a. Fluxina brunnea Dall ; base, diam. 15.5. 



7. Callogaza Watsoni Dall ; profile, alt. 7.75. 



7 a. Callogaza JFateOHiDall; base, diam. 12.5. 



PLATE XXIII. 



FiG. 1. Callogaza Watsoni Dall, young; 8.0. 



1 a. Callogaza Watsoni Dall, young ; 8.0. 



2. Liotia variabilis Dall; base, diam. 6.0. A calcareous forarninifer is at- 



tached to the periphery. 



2 a. The same in profile, alt. 4.5. 



3. Solarium Sigsbeei Dall ; diam. 5.5. Margin of aperture defective. 



3 a. The same in profile, alt. 2.3. 



4. Basilissa costitlata Watson var. depressa Dall; base, diam. 5.0. 



4 a. Basilissa costulata Watson var. depressa Dall; profile, alt. 2.5. 



5. Fluxina discula Dall ; profile, alt. 3.0. 



6. Fluxina discula Dall ; base, 6.5. 



7. Calliostoma (Dentistyla') aspcrrimum var. dentiferum Dall ; base, 6.0. 



8. Calliostoma (Dentistyla) asperrimum var. dentiferum Dal 1 ; profile, show- 



ing tooth on the pillar; 7.5. 



