238 BULLETIN 68, UNITED STATES NATIONAL MUSEUM. 



Page. 



Fig. 9. Turhonilla (Pyrgolampros) chocolata Carpenter, 14 mm 70 



9a. Nucleus of same, lateral view much enlars;ed. 



10. Turhonilla (ryrgolampros) halibrecta, new species, type 6.2 mm 65 



The fine spiral striations have been omitted in this figure. 

 10a. Nucleus of same, lateral view much enlarged. 



11. Turhonilla {Pyrgolampros) halia, new species, type 8.5 mm 68 



Plate 6. 



Fig. 1. Turhonilla (Pyrgolampros) gouldi, new species, cotype 6.1 mm 66 



The fine spiral striations have been omitted in this figure. 

 In., Nucleus of same, lateral view n\uch enlarged. 



2. Turhonilla (Pyrgolampros) gibbosa Carpenter, type 6.75 mm 61 



Copy of a camera lucida sketch by Dr. Carpenter. 



3. Turhonilla (Pyrgolampros) netcromhei Dall and Bartsch, type 5.4 mm. . 63 



4. Turhonilla (Pyrgolampros) aurantia Carpenter, type 5.8 mm 66 



5. Turhonilla (Pyrgolampros) hcrryi Dall and Bartsch, type 8 mm 69 



5a. Nucleus of same, lateral view much enlarged. 



6. Turhonilla (Pyrgolampros) lynlli Dall and Bartsch, type 5.7 mm 68 



The fine spiral striations have been omitted in this figure. 

 6a. Nucleus of same, lateral view much enlarged. 



7. Turhonilla (Pyrgolampros) taylori Dall and Bartsch, cotype 11.5 mm.. 64 



■The fine spiral striations have been omitted in this figure. 

 7a. Nucleus of same, lateral view much enlarged. 



8. Turhonilla (Pyrgolampros) valdezi Dall and Bartsch, type 5.6 mm 62 



The fine sp^'ral striations have been omitted in this figure. 



9. Turhonilla (Pyrgolampros) alaskana, new species, type 8 mm 70 



The fine spiral striations have been omitted in this figure. 



10. Turhonilla (Pyrgolampros) ridgwuyi, new species, type 4.6 mm 62 



The fine spiral striations have been omitted in this figure. 

 10a. Nucleus of same, lateral view much enlarged. 



11 . Turhonilla (Pyrgolampros) loivei Dall and Bartsch , type 7.2 mm 64 



11a. Nucleus of same, lateral view much enlarged. 



12. Turhonilla (Pyrgolampros) pedroana Dall and Bartsch, type 7 mm 67 



12a. Nucleus of same, lateral view much enlarged. 



Plate 7. 



Fig. 1. Turhonilla (Pyrgiscus) signse, new species, type 10.2 mm 83 



2. Turhonilla (Pyrgiscus) jewetti, new species, type 5.5 mm 82 



2a. Nucleus of same, lateral view much enlarged. 



3. Turhonilla (Pyrgiscus) ohesa, new species, type 5.2 mm 78 



3a. Nucleus of same, lateral view much enlarged. 



4. Turhonilla (Pyrgiscus) callia, new species, type 4.6 mm 80 



5. Turhonilla (Pyrgiscus) pequensis, new species, type 4.7 mm 79 



5a. Nucleus of same, lateral view much enlarged. 



6. Turhonilla (Pyrgiscus) morchi Dall and Bartsch, type 6.4 mm 84 



6a. Nucleus of same, lateral view much enlarged. 



7. Turhonilla (Pyrgiscus) annettse, new species, type 3.7 mm 76 



8. Turhonilla (Pyrgiscus) striosa C. B. Adams, type 5.4 mm 83 



8a. Nucleus of same, lateral view much enlarged. 



9. Turhonilla (Pyrgiscus) gracillima Carpenter, type 3 mm 77 



Copy of a camera lucida sketch by Dr. Carpenter. 



10. Turhonilla (Pyrgiscus) superha, new species, type 6.5 mm 80 



10a. Nucleus of same, lateral view much enlarged. 



