Taxonomy of Mollusca for our collections. (primarely based on Millard,2001)
SUBCLASS  EUOMPHALOMORPHA 232
ORDER  DOCOGLOSSA
SUBORDER  EUOMPHALINA
163  EUOMPHALOIDEA 232
163.2 Euomphalidae
Amphiscapha, Euomphalus, Weeksia ? 
167  LEPETODRILOIDEA 236
167.1 Lepetodrilidae
Lepetodrilus
169  PATELLOIDEA 236
169.1 Acmaeidae
169.1.1 Acmaeinae
Acmaea,  Atalacmea, Nacculax
169.1.2 Pectinodontinae
Pectinodonta
169.2 Lottiidae
169.2.1 Lottiinae
Lottia,  Scurria, Tectura
169.2.2 Patelloidinae
Patelloida, Potamacmaea, Proscutum
169.3 Patellidae
169.3.1 Patellinae
Ansates, Helcion, Patella, Scutellastra
169.4 Nacellidae
169.4.1 Nacellinae
Cellana, Nacella, Patinigera
169.5 Lepetidae
Iothia,Lepeta,Propilidium
ORDER COCCULINIFORMIA
171  COCCULINOIDEA 243
171.1 Cocculinidae
Cocculina
171.2 Bathysciadiidae
 Bathysciadium 
173  LEPETELLOIDEA 243
173.1 Lepetellidae
Lepetella
173.2 Pseudococculinidae
173.2.1 Pseudococculininae
Pseudococculina
173.2.2 Caymanabyssiinae
173.5 Cocculinellidae
Cocculinella
173.6 Addisoniidae
Addisonia 
173.7 Chloristellidae
Choristella, Choristes