— 85 — 



Tafel IX. 



Fig. 1. 2. Pholadidea melanara Swb. p. 32. — Fig. 3- 4. Pholadidea quadra Sow. 

 p. 33. — Fig. 5. Pholad. brevis Sow. p. 35. — Fig. 6. 7. Mart. ovum Gray p. 47. — 

 Fig. 8. 9. Pholad. tubifera Swb. p. 33. 



Tafel X. 



Fig. 1. Martesia calva Swb. p. 39. — Fig. 2. 3. Mart. striata Linne v. pusilla Linne 

 p. 46. — Fig. 4. Mart. acuminata Swb. p. 38. — Fig. 5. 6. Mart. branchiata Gould p. 39. 



— Fig. 7. 8. Mart. striata Linne p. 45. — Fig. 9. 10. Pholadidea papyracea Turt. p. 37. ; 



Tafel XL 



Fig. 1. Parapholas californica Conrad p. 49. — Fig. 2. Mart. Grayana Leach p. 45. 



— Fig. 3. Mart. foliata Gray p. 41. — Fig. 4. Mart. cuneiformis Say p. 43. — Fig. 5. 6. 

 Phol. rivicola Sowb. p. 44. — Fig. 7. 8. Pholadidea spathulata Sow. p. 34. — Fig. 9. 10. 

 Mart. obtecta Sow. p. 43. 



Tafel XII. 



Fig, 1 — 3. Jouannetia pulcherrima Sow. p. 35. — Fig. 4—5. Pnoladidea trideos Gr. 

 p. 48. — Fig. 6. Mart. ligniperda Desh. p. 42. — Fig. 7—8. Mart. corticaria Gray p. 41. 



— Fig. 9. 10. Parapholas Incei Swb. p. 52. — Fig. 11. 12. Mart. curta Sow. p. 40. 



Tafel XIII. 



Fig. 1. 2. Parapholas ovoidea Gld. p. 51. — Fig. 3. Jouannetia globosa Sw. p. 36. 



— Fig. 4. 5. Parapholas fluminalis Blanf. p. 50. — Fig. 6. 7. Paraph. concamerata Desh. 

 p. 53. — Fig. 8. Jouannetia Cumingi Sowb. p. 36. 



Tafel XIV. 



Fig. 1. Parapholas quadrizonalis Spengl. p. 55. — Fig. 2. 3. Xylophaga dorsalis Turt. 

 p. 59. — Fig. 4 — 6. Navea subglobosa Gray p. 57. — Fig. 7. Diplothyra Smithii Tryon 

 p. 83. — Fig. 8—11. Teredo bipennata Turt. p 66. — Fig. 12. Ter. campanulata Desh. 

 p. 69. 



Tafel XV. 



Fig. 1. 2. Ter. megotara Hanl. p. 65. — Fig. 3 — 6. Ter. navalis Linne p. 67. — 

 Fig. 7— 9. Ter. norvegica Spgl. p. 64. — Fig. 10 — 12. Ter. carinata Gray p. 67. — Fig. 13 

 —15. Ter. malleolua Turt. p. 69. 



Tafel XVI. 



Fig. 1—4. Ter. denticulata Gr. p. 71. — Fig. 5—7. Ter. palmulata Lam. p, 74. — 

 Fig. 8 — 10. Ter. batavus Spengl. p. 70. — Fig. 11 — 13. Ter. affinis Desh. p 71. — 

 Fig. 14—16. Ter. Skutschburyi Lea p. 68. — Fig. 17—19. Ter. Dunlopi Wright p. 71. 



Tafel XVII. 



Fig. 1—3. Ter. Senegalensis Blainv. p. 72. — Fig. 4—6. Ter. brevis Desh. p. 73. — 

 Fig. 7—9. Ter. Saulii Wright p. 70. — Fig. 10—11. Ter. megothorax Gld. p. 75. — 

 Fig. 12—14. Ter. pediculata Quatref. p. 68. — Fig. 15—18. Ter. nucivora Spgl. p. 72. 



