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81 APPENDIX. 
Planaxis nucleus, Lam........... ..... St. Martins, West Indies 
. sulantis: Dam. cite se ae eee stots a ane ae “ 
re — SIT ee. Pe ee asp neces ooh), ote 
Parputa nuttalli on. 222 Srrscseiekes ss pote Stee . ....- Azores 
Pyrazus septemstriatus ...... a Sa wise wa re ede -seesee es Danaliag 
Pyrula melongena, Lam...........- 6 odie iea eantaee ae ee +3 vole ee 
Risgoa obscura; PHI... .c. a hess a nis a oe Sicily 
Sizaritus concavus, Lam...........- alte eke Rega .La Paz, Mexico 
Henectus operculum Ol. }. - sccsae nies eae eZee «cS seo 
Tapes leta, var. bicolor, @m........ ve.eeeesee..- Mediterranean 
Tectarius muricatus, Linn......... hoe ee ‘3 : 
Priton ribecwia an... +. >. » 
Turricula aureolata, S2., Varo... 2.0. os os oo « oe oie ee 
