DESCRITTI DA F. SACCO 119 
INDICE ALFABETICO 
Acanthinula, p. 68. 
Acantinula Paronae, p. 68. 
Acantholdea, p. 89. 
Acantochiton, p. 89. 
Acantochiton, p. 91. 
Acantochiton var. astensis, p. 91. 
Id. costatus, p. 91. 
Id. discrepans, p. 91. 
Id. fascicularis, p. 91. 
Id. var. mutinocrassa, p. 91. 
Acera, p. 39. 
Achatina exiqua, p. 75. 
ACICULIDAE, p. 30. 
Aclicula, p. 30. 
Acicula lineata, p. 30. 
Acmaea, p. 19. 
Acmaea, p. 88. 
Acmaea acuta, p. 19. 
Id. pellucida, p. 78. 
Id. pileata, p. 20. 
Acmaeidae, p. 19. 
Acrocolpus, p. 48. 
Acrocolpus oligoplicatus, p. 48. 
Id. plicatus, p. 48. 
Acrostemma, p. 40. 
Actaeon, p. 31. 
Actaeon achatina, p. 36. 
Actaeon attenuatus, p. 34. 
Id. biplicatus, p. 37. 
Id. var. fusulatior, p. 33. 
Id. fusuloides, p. 32. 
Id. var. gibbosella, p. 35. 
Id. var. gigantea, p. 33. 
Id. globosus, p. 32. 
Id. Gmelini, p. 34. 
ld. Grateloupi, p. 32, 35. 
Id. var. inflatella, p. 34. 
Id. inflatus, p, 35. 
Id. inflatus, p. 31, 32. 
Td. levidensis, p. 35. 
Id. var. ligustica, p. 34. 
Id. var. maculata, p. 34. 
Id. maculatus, p. 34. 
Id. maculosus, p. 32. 
Id. var. malleata, p. 33. 
Id. Noae, p. 32. 
Id. var. perstriata, p. 34. 
Id. pinguis, p. 32. 
Id. pinguis, p. 35, 36. 
Id. punctulatus, p. 32. 
Id. semistriatus, p. 33. 
Id. var. striatellatior, p. 32. 
Actaeon subulatus, p. 31. 
Id. sulcatus, p. 31. 
Id. tornatilis, p. 31, 33. 
Id. var. totostriata, p. 34. 
Id. truncatulus, p. 31, 32. 
Id. var. ventricosa, p. 32. 
Id Woodi, p. 34. 
ACTAEONIDAE, p. 31, 
Actaeonidea, p. 36. 
Actaeonidea achatina, p. 36. 
Id. alata, p. 36. 
Id. var. brevispira, p. 36. 
Id. dactylina, p. 36. 
Id. Munieri, p. 36. 
Id. var. mutinensis, p. 36. 
Id. oryza, p. 36. 
Id pseudopinguis, p. 35, 36. 
Akera spirata, p. 38. 
Alaea, p. 71. 
Alaea globosa, p. 71. 
Id. var. tassaroliana, 71. 
Alexia, p. 77. 
Alexia var. dentata, p. 78. 
Id. denticulata, p. 77. 
Id. var. denticulatior, p. 78. 
Id. Grateloupi, p. 79. 
Id. var. myosotis, p. 77, 78. 
Id. myotis, p. 77, 79. 
Id. var. obsoleta, p. 79. 
Id. pisolina, p. 77, 78, 79. 
Id. var. pseudomyotis, p. 78. 
Id. var. rastellensis, p. 79. 
Id. var. subbidentata, p. 78. 
Id. var. subglobosa, 78, 79. 
Id. var. subpunctata, p. 79. 
Id. var. turritula, p. 79. 
Id. var. vasiensis, p. 78. 
Allerya, p. 88. 
Amalia, p. 61. 
Amalia eocaenica, p. 58. 
Amphibina oblonga, p. 76. 
Id. var. triptychiophila, p. 76. 
AMPHINEURA, p. 89. 
Anchistoma, p. 67. 
Ancvlasirum, p. 83. 
Aneylastrum fluviatile, p. 83. 
Id. var. parvula, p. 83. 
Id. simplex, p. 83. 
Ancvlus, p. 83. 
Ancylus, p. 88. 
Anceylus fluviatilis, p. 83. 
