NO. 12 STRONG AND HERTLEIN : MARINE MOLLUSKS 233 



PLATE 23 



Fig. 1. Megalomphalus hancocki Strong & Hertlein, new species. Paratype, 

 No. 731 A (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 27,229 

 (C.A.S.), dredged in from 3 to 9 fms. in Bahia Honda, Veragua, 

 Panama. Greater diameter, 4.1 mm; lesser diameter, 3.3 mm; height, 

 1.7 mm. (Page 235.) 



Fig. 2. Megalomphalus hancocki Strong & Hertlein, new species. Holotype, 

 No. 731 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 27,228 

 (C.A.S.), dredged in from 3 to 9 fms. off Taboga Island, Panama. 

 Greater diameter, 2.13 mm; lesser diameter, 1.81 mm; height, 1.0 mm. 



(Page 235.) 



Fig. 3. Megalomphalus hancocki Strong & Hertlein, new species. Another 

 view of the specimen shown in figure 1. 



Fig. 4. Megalomphalus hancocki Strong & Hertlein, new species. Basal view 

 of specimen shown in figure 2. (Page 235.) 



Fig. 5. Teinostoma hemphilli Strong & Hertlein, new species. Holotype, No. 



743 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 27,229 (C.A.S.), 

 dredged in from 3 to 9 fms. in Bahia Honda, Veragua, Panama. 

 Height, 0.8 mm; greater diameter, 1.1 mm. (Page 244.) 



Fig. 6. Teinostoma ochsneri Strong & Hertlein, new species. Holotype, No. 



744 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 27,229 (C.A.S.), 

 dredged in from 3 to 9 fms. in Bahia Honda, Veragua, Panama. 

 Height, 0.7 mm; greater diameter, 1.5 mm. (Page 244.) 



Fig. 7. Lamellaria inflata C. B. Adams. Hypotype, No. 773 (Calif. Acad. Sci. 

 Paleo. Type Coll.), from Loc. 27,257 (C.A.S.), beach below Delessep's 

 Monument, Panama City, Panama. Height, 2.26 mm; greater diameter 

 (with aperture horizontal), 4.78 mm; lesser diameter, 3.66 mm. 

 (Page 236.) 



Fig. 8. Teinostoma hemphilli Strong & Hertlein, new species. View of the 

 top of the specimen shown in figures 5 and 11. (Page 244.) 



Fig. 9. Teinostoma ochsneri Strong & Hertlein, new species. View of the top 

 of the specimen shown in figures 6 and 12. (Page 244.) 



Fig. 10. Lamellaria inflata C. B. Adams. View of the top of the specimen 

 shown in figures 7 and 13. (Page 236.) 



Fig. 11. Teinostoma hemphilli Strong & Hertlein, new species. Basal view of 

 the specimen shown in figures 5 and 8. (Page 244.) 



Fig. 12. Teinostoma ochsneri Strong & Hertlein, new species. Basal view of the 

 specimen shown in figures 6 and 9. (Page 244.) 



Fig. 13. Lamellaria inflata C. B. Adams. Basal view of the specimen shown in 



figures 7 and 10. (Page 236.) 



