74 



Trichocephalus, 67. 

 Tridacna elongata, 36. 



gigas, 85, 36. 



Tridacna?, 36. 

 Tridacnidse, 35. 

 Trigonia, 2, 41, 

 Trigoniidse, 41. 

 Triton variegatus, 18. 

 Tritonidse, 18. 

 Trochetia subyiridis, 70. 

 Trochidse, 22. 

 Trumpet-shells, 18. 

 Tunicata, 47. 

 Tun-shells, 18. 

 Turbellaria, 65, 67. 

 Tubifex rivulorum, 70. 

 TurbinidiB, 22. 

 Turbo petholatus, 23. 



Turbos, 2. 



Turritella communis, 21. 



Turritellidte, 20. 

 Tylenchus tritici, 69. 



Umbrella mediterranea, 



28. 

 Umbrella-shells, 8, 27, 28. 

 Unio, 40. 

 Unionidse, 40. 



V elorita, 34. 

 VeneridsB, 34, 40. 

 Venus mercenaria, 34. 



verrucosa. 34. 



Venus-shells, 33. 

 Vermes, 63. 

 Vermetidse, 21. 



Violet Snails, 18. 

 "Volutes," 18. 



Water-Clams, 44. 



Wateringpot-shells, 8 



37, 38. 

 Water Snails, 8. 



Spondyli, 44. 



Weaver's-shuttle, 19. 

 Wedge-shells, 8. 

 Wentle-traps, 18. 

 Whelk, 1, 5, 7, 16, 17. 

 Window-shells, 46. 

 Wing-shells, 7, 21, 41. 

 Winkles, 22. 

 Worms, 53, 63. 

 Worm-shells, 21. 

 Worm-tubes, 70. 



PRINTED BY TAYLOK AND FRANCIS, RED LION COURT, FLEET STREET. 



