DESCRITTI DA F. SACCO 51 
Saccoia perforata, p. 43. 
Id. var. rotundula, p. 43. 
Id. var. transiens, p. 43. 
Id. var. triangulata, p. 42. 
Schwartzia, p. 22. 
Schwartzia monodonta, p. 22, 
Id. var. basistriata, p. 22. 
Id. var. laevigata, p. 22. 
Scrobs, p. 32. 
Semisinus, p. 8. 
Setia, p. 32. 
Setia pulcherrima, p. 32. 
Id. taurinomiocenica, p. 32. 
Sigaretus costatus, p. 17. 
Stalioa pliocenica, p. 43. 
Stomatia costata, p. 17. 
Stossichia, p. 31. 
Stossichia var. crassolaevis, p. 32. 
Id. var. ovatulina, p. 31. 
Id. var. paucisulcata, p. 32. 
Id. planaxoides, p. 31. 
Striatella, p. 3. 
Striatella var. Sena) p. 5. 
Id. var. curvicosta, p. 3, 4, 5. 
Id. Dembea, p. 6. 
Id. var. dertopraecedens, p. 5. 
Id. var. dertostricta, p. 6. 
Id. etrusca, p. 5. 
Id. excurvicosta, p. 4. 
Id. explicatula, p. 5. 
Id. fuchsiana, p. 4. 
Id. var. gracilicosta, p. 4. 
Id. var. granulosa, p. 5. 
Id. scopulus, p. 6. 
Id. var. semigranosa, p. 5. 
Id. tuberculata, p. 3. 
Struthiolaria umbilicata, p. 16. 
Turbella, p. 22. 
Turbella acuticosta, p. 23. 
Id. discors, p. 22. 
Id. inconspicua, p. 22, 23. 
Id. Lachesis, p. 22. 
Id. var. miotaurinensis, p. 23. 
Id. parva, p. 22. 
Id. var. perlonga, p. 23. 
Turbo auriscalpium, p. 21. 
Id acinus, p. 24. 
Id. brevis, p. 26. 
Id. cancellatus, p. 27. 
Turbo cime, p. 24, 25. 
Id. costatus, p. 29. 
Id. discors, p. 22. 
Id. discrepans, p. 25. 
Id. membranaceus, p. 22. 
Id. minutus, p. 26. 
Id. parvus, p. 22. 
Id. punctura, p. 26. 
Id. pusillus, p. 35. 
Id. reticulatus, p. 24. 
Id. rubrus, p. 34. 
Id. turgidus, p. 21. 
Id. ventrosus, p. 41. 
Id. verrucosus, p. 27. 
Id. vitreus, p. 31. 
Id. zetlandicus, p. 30. 
Valvata, p. 46. 
Valvata cristata, p. 46. 
Id. Lessonae, p. 46. 
VALVATIDAE, p. 46. 
Vivipara, p. 45. 
Vivipara Pollonerae, p. 45. 
Ziebina, p. 39. 
Zebina bronniana, p. 39. 
Id. nerina, p. 39, 40. 
Id. var. taurolaevis, p. 39, 40. 
Id. volaterrana, p. 40. 
Zebinella, p. 37. 
Zebinella cochlearella, p. 39. 
Id. cochlearina, p. 39. 
Id. decussata, p. 37, 38. 
Id. discreta, p. 39. 
Id. Geitrici, p. 39. 
Id. Loueli, p. 39. 
Id. moravica, p. 39. 
Id. obsoleta, p. 38, 39. 
Id. var. percosticillatina, p. 38. 
Id. planicosta, p. 39, 
Id. plicatilis, p. 39. 
Id. polita, p. 39. 
Id. puncticulata, p. 39. 
Id. var. raricostulata, p. 38. 
Id. reticulata, p, 39. 
Id. var. tauroplicatior, p. 39. 
Id. var. tessellata, p. 39. 
Id. var. turritopaucicosta, p. 38. 
Ziippora, p. 21. 
Zippora auriscalpium, p. 21. 
Id. oblonga, p. 22. 
ERRATA-CORRIGE 
Pag. 15 - linea 12 — Melaphene 
» 16- >» 2 — devaricata 
pi SEI) > 4 — F. sulcatum 
» 80 - » 12 — P. scalaris 
Melaraphe 
divaricata 
Ph. sulcatum 
F. scalariîs 
