32 



Bulletin 33 



32 



Plate 3 



Page 



Fig. 1. Astartemauriana, n sp. Left valve. Lon. 15 mm. Trin- 

 idad 19 



1 a. Astartemauriana. Showing hinge ... 19 



2. Astarte trinidadensis, n. sp. Cast of right valve. Lon. 



15 mm. Trinidad 20 



3. Astarte trinidadensis. Another specimen showing hinge... 20 



4. Marcia pariaensis, n. sp. Right valve. Lon. 16 mm 20 



5. Marcia pariaensis. n. sp. Showing hinge 20 



6. Macrocallista ? veatchi, n. sp. Right valve. Lon. 22 mm 

 Trinidad 20 



7. Macrocallista f veatchi, n. sp Showing hinge 21 



8. Erato vaughani (Maury). Alt. 30mm. Trinidad 23 



9. Erato vaughani (Maury). Showing aperture. Alt. 8 mm 23 



10. Pseudoli va soldadoensis, .n. sp. Alt. 33 mm. Trinidad 22 



11. Levifusus whitei, n. sp, Trinidad 21 



12. Pleurophopsis unioides, n. gen. n. sp. Cast of right valve. 



Lon. 77 mm. Trinidad 24 



13. Pleurophopsis unioides fernandensis, n. var. Adult. Cast 



of right valve. Lon. 134mm 25 



14. Pleurophopsis uniodes fernandensis, n. var. Young. Lon. 



53 mm. Trinidad 25 



15. Thyasira adoccasa, n. sp. Cast of left valve. Lon. 87 mm. 

 Trinidad 25 



16. Thyasira adoccasa, n. sp. Adult. Cast of right valve. 

 Lon. 118 mm 25 



17. Solariella godineauensis, n.sp. Alt. 8mm. Trinidad 26 



18. Solariella godineauensis. n. sp. Another specimen 26 



