1894. PROCEEDINGS OF THE NATIONAL MUSEUM. 733 



Fig. 3. Hemlihyris beecheri, Dall, side view of a somewliat asymmetrical braoliial 

 valve, the same specimen as that figured at figure 1, page 717. 



Fig. 4. Basal vievr of the same; page 717. 



Fig. 5. Memithyris crantana, Dall, hipuial view; 16 mm.; page 717. 



Fig. 6. Side view of the same shell; page 717. 



Fig. 7. Terehratalia occidentalis, Dall, basal view, showing convex flexure of brachial 

 valve; width 31 mm. ; page 729. 



Fig. 8. H«mal view of the same shell; page 729. 



Fig. 9. Liothyrina clarkeana, Dall, ha-mal view; 12 mm. ; page 718. 



Fig. 10. Side view of the same shell; page 718. 



Fig. 11. Spergo daphnelloides, Dall; 23 mm.; ]>. 683. 



Fig. 12. Terehratalia transversa, Sowerby, var. caurina, Gould; haemal view (for 

 comparison with T. occhleutalis, figure 8); width 30.5 mm.; page 727. 



Fig. 13. The same, basal view (for comparison with figure 7) ; 30.5 mm. ; page 727. 



Fig. 14. Fleurotomella cUmacvlla, Dall; 18.5 mm.; page 679. 



Plate xxxii. 



Fig. 1. Macandreria americana, Dall, htemal view; height 22 mm. ; page 721. 



Fig. 2. Terebratulina capiit-serpentis, Linn^us {ungmcuJa, Carpenter), ha^nal view 



of full grown Alaskan specimen; height 27 mm. ; page 719. 

 Fig. 3. Macandrevia diamantina, Dall, htemal view; height 18 mm.; page 723. 

 Fig. 4. Macandrevia americana, Dall, side view; 22 mm., page 721. 

 Fig. 5. Terebratulina caput-serpentis, Linnaeus, basal view; page 719. 

 Fig. 6. Macandrevia diamantin a, 'Dali., side view; page 723. 

 Fig. 7. Macandrevia americana, Dall, basal view; page 721. 

 Fig. 8. Terebratulina kiiensis, Dall and Pilsbry, basal view; page 720. 

 Fig. 9. Terebratulina kiiensis, Dall and Pilsbry, htemal view; height 42.5 mm.; 



\)age 720. 

 Fig. 10. Terebratalia youldii, Dall, htemal view; 37 mm.; page 729. 



