210 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 2 



PLATE 18 



Fig. 1. Folvulella loivei Strong & Hertlein, Hypotype, No. 759 (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. Length, 3.0 mm; di- 

 ameter, 1.1 mm. (Page 190.) 



Fig. 2. Cylichna stephensae Strong & Hertlein, new species. Holotype, No. 717 

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

 dredged in from 3 to 9 fms. in Bahia Honda, Panama. Length, 6.7 

 mm; diameter, 3.2 mm. (Page 190.) 



Fig. 3. Cylichna 'veleronis Strong & Hertlein, new species. Holotype, No. 719 

 (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. 

 Length, 4.9 mm; diameter, 2.3 mm. (Page 191.) 



Fig. 4. Cylichna (Cylichnella) tabogaensis Strong & Hertlein, new species. 

 Holotype, No. 718 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 

 27,228 (C.A.S.), dredged in from 3 to 9 fms. off Taboga Island, 

 Panama. Length, 3.0 mm; diameter, 1.6 mm. (Page 191.) 



Fig. 5. Cylichna stephensae Strong & Hertlein, new species. View of enlarged 

 portion of the shell of the holotype showing the fine incised lines orna- 

 menting the body whorl. Same specimen as illustrated in figure 2. 

 (Page 190.) 



Fig. 6. Mitrella harfordi Strong and Hertlein. Hypotype, No. 733 (Calif. 

 Acad. Sci. Paleo. Type Coll.), from Loc. 27,228 (C.A.S.), dredged in 

 from 3 to 9 fms. off Taboga Island, Panama. Length, 4.2 mm; diameter, 

 1.7 mm. (Page 192.) 



Fig. 7. Stromhiformis healeyi Strong & Hertlein, new species. Holotype, No. 

 742 (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. 

 Length, 2.1 mm; diameter, 0.6 mm. (Page 195.) 



Fig. 8. Epitonium (Nitidiscala) gissleri Strong & Hertlein, new species. Holo- 

 type, No. 723 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 27,228 

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

 Length, 4.8 mm; diameter, 2.3 mm. (Page 194.) 



Fig. 9. Epitonium (Aspcroscala) sle'vini Strong & Hertlein, new species. Holo- 

 type, No. 724 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 27,228 

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

 Length, 4.3 mm; diameter, 2.0 mm. (Page 193.) 



Fig. 10. Odostomia (Miralda) azteca Strong & Hertlein, new species. Holotype, 

 No. 734 (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. Length, 1.3 mm; diameter, 0.8 mm. (Page 207.) 



Fig. 11. Gdostomia (Chrysallida) swetti Strong & Hertlein, new species. Holo- 

 type, No. 738 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 27,228 

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

 Length, 2.1 mm; diameter, 1.2 mm. (Page 206.) 



Fig. 12. Pyramidella (Pyramidella) hancocki Strong & Hertlein, new species. 

 Holotype, No. 739 (Calif. Acad. Sci. Paleo. Type Coll.), from Loc. 



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

 Panama. Length, 8.8 mm; diameter, 2.8 mm. (Page 195.) 



Fig. 13. Odostomia (Pyrgulina) marginata C. B. Adams. Hypot5^pe, No. 737 

 (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. 

 Length, 2.73 mm; diameter, 0.93 mm. (Page 206.) 



Fig. 14. Epitonium (Nitidiscala) ixjurtsbaughi Strong & Hertlein, new species. 

 Holotype, No. 725 (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. Length, 7.2 mm; diameter, 4.4 mm. (Page 193.) 



