MARINE MOLLUSKS OF THE SOUTH-EASTERN COAST. 207 

 PLATE LXXXVII. 



FIG. 1. Thyasira inwqualis Verrill and Bush, p. 791. Exterior of right valve of type 

 specimen ; X about 10. Off Halifax, Nova Scotia. 



2. The samr. Interior of left valve. 



3. Thyasira croulinensis (Jeffreys) Verrill and Bush, p. 786. Interior of lilt 



valve. X about 13. North of Cape Cod. 



4. The same. Exterior of right valve. 



5. Thyasira (Axinulus?) elliptiea Verrill and Bush, p. 796. Exterior of right 



valve of type specimen, No. 35175; X about 13. Off Marthas Vineyard. 



6. The same. Interior of left valve. 



7. Montacuta percompressa Dall, Proc.U.S.N.M., xxi, p. 879. Interior of left 



valve, No. 49588, X 20. a=resiliuiu. Vineyard Sound. This is Mont- 

 acuta f err uginosn Verrill and Bush, not Montagu. 



8. The same. Interior of right valve. 



This plate was first issued with Proceedings U. S. National Museum, vol. xx, and 

 the page references are to the paper by Verrill and Bush, pages 775-901 of the cited 

 volume. The figures were drawu by A. H. Verrill. 



PLATE LXXXVIII. 



FIG. 1. Area adamsi Smith, var. conradiana Dall; 7.0 mm. ; p. 42, No. 113. 



2. Area (Cucullaria) sagrinata Dall; 6.0 mm.; p. 42, No. 119. 



3. Pandora (Kennerleyiu) bushiana Dall; 10.0 mm.; p. 68, No. 443. 



4. Pandora (Clidiophora) trilintata Say; 19.0mm.; p. 68; No. 439. 



5. Meretrix (Transennella) stimpsoiii Dall; 13.5 mm.; see Proc.U.S.N.M., 



xxvi, p. 379. 



6. Mactra riehmondi Dall; 20.75 mm. ; see Proc. U.S.N.M., xxiv, p. 510. 



7. Meretrix (Transennella) stimpsoni Dall, part of a left valve greatly magnified 



to show the oblique grooving of the margin; see Proc. U.S.N.M., xxiv, 

 p. 509. 



8. Chama laetuca Dall, attached valve from above; 22.0 mm. ; p. 52, No. 250. 



9. Asthenothcerus hemphilli Dall; 6.25 mm.; p. 64, No. 385. 



10. Chama lactuca Dall, free valve, from above; 14.0 mm. ; p. 52, No. 250. 



11. Crenella pectinula Gould, from cotype; 16.0 mm.; see Proc.U.S.N.M., 



xxiv, p. 507. 



12. Crenella faba Miiller; 18.0mm.; see Proc. U.S.N.M., xxiv, p. 508. 



This plate first appeared in Proceedings U. S. National Museum, vol. xxiv. The 

 drawings are by J. C. McConnell. 



PLATE LXXXIX. 



FIG. 1. Dosinia (Dosinidia) discus Say. Cat. No. 54094, U.S.N.M. ; South Carolina; 

 length, 70.0 mm. ; p. 56, No. 299. 



2. Tivela nasuta Dall. Cat. No. 153377, U.S.N.M.; length, 33.0 mm.; Santa 



Marta, Colombia; see Proc. U.S.N.M., xxvi, p. 380. 



3. Tivela braziliana Dall. Cat. No. 125468, U.S.N.M. ; length, 40 mm. ; Brazil; 



see Proc. U.S.N.M., xxvi, p. 381. 



4. Callocardia ( Agriopoma) zonata Dall. Cat. No. 92015, U.S.N.M. ; length, 22.0 



mm.; North Carolina; p. 56, No. 288. 



5. Cytherea ( Ventricola) striyillina Dall. Cat. No. 95608, U.S.N.M. ; length, 38.0 



mm. ; Key West, Florida; see Proc. U.S.N.M., xxvi, p. 381. 



6. Dosinia (Dosinidia) elegans Conrad. Cat. No. 6120, U.S.N.M.; length, 68.0 



mm. ; Texas; p. 56, No. 300. 



This plate first appeared in Proceedings U. S. National Museum, vol. xxvi. The 

 drawings are by J. C. McConnell. 



