Punctum, ix. 
— manutissinum, 1X. 
pygmaeum, ix., 7. 
Puncturella, xxii. 
noachina, XXill. 
Pupayext. 
antivertigo, 15. 
edentula, 15. 
marginata, 14, 
muscorum, 14. 
var. bigranata, 14. 
pygmaea, 15. 
pusilla, 15 
secale, 14. 
umbilicata, 14. 
Pupide, xi., 13. 
Purpura, 36. 
lapillus, 36. 
Purpuride, 36. 
Pyramidellide, xx., 52. 
Pyramidula, ix. 
rotundata, ix., 8. 
rupestris, 1x., i 
R. 
Rachiglossa, xiv. 
Retusa, xii. 
hyalina, 28. 
manunillata, xii. 
nitidula, xi. 
obtusa, xil., 28. 
truncatula, xii., 28. 
var. pellucida, 28. 
umbilicata, xii. 
Rhipidoglossa, 56. 
Rissoa. 
anatina, 46. 
crenulata, 43. 
labiosa, 44. 
rubra, 46. 
var. unifasciata, 46. 
rufilabrum, 44. 
ulve, 46. 
107 
Rissoia, xviil., 42. 
cancellata, 43. 
cingillus, 45. 
var. rupestris, 45. 
costata, 43. 
costulata, 44. 
fulgida, 45. 
var. pallida, 45, 
inconspicua, 43. 
membranacea, 44. 
var. minor, 44. 
parva, 43 
semistriata, 45. 
striata, 44. 
striatula, 42. 
subcylindricata, 45. 
ventricosd, XVill. 
violacea, 44. 
Rissolide, xviii. 
Rossia, vii. 
glaucopis, vil. 
macrosoma, Vil. 
Oweni, Vil. 
Roxania, xii. 
utriculus, xu. 
Runcina, xiii., 31. 
coronata, 31. 
Hancocki, xill., dl. 
Runcinide, xiii., 31. 
Saxicava, XXxi. 
rugosa, 90. 
Saxicavide, xxxi., 90. 
Scala, xx. 
clathratula, 51. 
clathrus, xx. 
communis, 51. 
Turtonis, 51. 
Sealide, xx., 51. 
Scaphander, xii., 29. 
lignarius, xil., 29. 
Scaphandride, xii., 29. 
Scaphopoda, xxv. 
Scissurella, xxi. 
costata, Xxil. 
crispata, XXil. 
