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WMSDB - Worldwide Mollusc Species DataBase

By Dr. Claudio Galli - Genova, Italy

A B C D E F G H I J K L M N O P Q R S T U V W X Y

Family U

UCUMARIIDAE

BIVALVIA
HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-ANOMALODESMATA [Order]-PHOLADOMYOIDEA [Superfamily]
(Sea) (FOSSIL) - 4 Sp,0 Var, 0 Img

UMBRACULIDAE

GASTROPODA
HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-UMBRACULIDA [Order]-UMBRACULOIDEA [Superfamily]
(Sea) - 11 Sp,2 Var, 9 Img

UMBURRIDAE

BIVALVIA
PTERIOMORPHIA [Subclass]-OSTREIDA [Order]-RHOMBOPTERIOIDEA [Superfamily]
(Sea) (FOSSIL) - 1 Sp,0 Var, 0 Img

UNDACYCLITIDAE

TENTACULITA
CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-VOLYNITIDA [Order]
(Sea) (FOSSIL) - 1 Sp,0 Var, 0 Img

UNDASTRIATOSTYLIOLINIDAE

TENTACULITA
DACRYOCONARIDA [Subclass]-NOWAKIIDA [Order]
(Sea) (FOSSIL) - 9 Sp,0 Var, 0 Img

UNGULINIDAE

BIVALVIA
HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-UNGULINOIDEA [Superfamily]
(Sea) - 191 Sp,8 Var, 82 Img

UNICARDIOPSIDAE

BIVALVIA
HETERODONTA [Subclass]-EUHETERODONTA [Infraclass]-IMPARIDENTIA [Superorder]-VENERIDA [Order]-TELLINOIDEA [Superfamily]
(Sea) (FOSSIL) - 3 Sp,0 Var, 2 Img

UNICONIDAE

TENTACULITA
TENTACULITIDA [Order]
(Sea) (FOSSIL) - 0 Sp,0 Var, 0 Img

UNICONOCYCLITIDAE

TENTACULITA
CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-UNICONOMORPHITIDA [Order]
(Sea) (FOSSIL) - 1 Sp,0 Var, 0 Img

UNICONOMORPHITIDAE

TENTACULITA
CHONIOCONARIDA [Subclass]-TROMPETOCONARIDA [Superorder]-UNICONOMORPHITIDA [Order]
(Sea) (FOSSIL) - 2 Sp,0 Var, 0 Img

UNIDENTIIDAE

GASTROPODA
HETEROBRANCHIA [Subclass]-OPISTHOBRANCHIA [Infraclass]-NUDIBRANCHIA [Order]-AEOLIDIOIDEA [Superfamily]
(Sea) - 1 Sp,0 Var, 1 Img

UNIONELLIDAE

BIVALVIA
PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-SILESUNIONOIDEA [Superfamily]
(Freshwater) (FOSSIL) - 2 Sp,0 Var, 2 Img

UNIONIDA (UNASSIGNED)

BIVALVIA
PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]
(Freshwater) (FOSSIL) - 3 Sp,0 Var, 1 Img

UNIONIDAE

BIVALVIA
PALAEOHETERODONTA [Subclass]-UNIONIDA [Order]-UNIONOIDEA [Superfamily]
(Freshwater) - 762 Sp,284 Var, 737 Img

URANOCERATIDAE

CEPHALOPODA
NAUTILOIDEA [Subclass]-BARRANDEOCERIDA [Order]
(Sea) (FOSSIL) - 7 Sp,0 Var, 3 Img

UROCOPTIDAE

GASTROPODA
HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-ORTHALICOIDEA [Superfamily]
(Land) - 976 Sp,243 Var, 341 Img

UROCYCLIDAE

GASTROPODA
HETEROBRANCHIA [Subclass]-PULMONATA [Infraclass]-STYLOMMATOPHORA [Order]-HELICARIONOIDEA [Superfamily]
(Land) - 205 Sp,8 Var, 30 Img

USSURIIDAE

CEPHALOPODA
AMMONOIDEA [Subclass]-CERATITIDA [Order]-MEEKOCERATOIDEA [Superfamily]
(Sea) (FOSSIL) - 5 Sp,0 Var, 0 Img

USSURITIDAE

CEPHALOPODA
AMMONOIDEA [Subclass]-PHYLLOCERATIDA [Order]-PHYLLOCERATOIDEA [Superfamily]
(Sea) (FOSSIL) - 55 Sp,0 Var, 2 Img

UTSCHAMIELLIDAE

BIVALVIA
PALAEOHETERODONTA [Subclass]-TRIGONIIDA [Order]-PSEUDOCARDINIOIDEA [Superfamily]
(Freshwater) (FOSSIL) - 2 Sp,0 Var, 0 Img

0 – 5 pieces	6 stars
6 – 10 pieces	5 stars
11 - 25 pieces	4 stars
26 - 75 pieces	3 stars
76 - 150 pieces	2 stars
> 150 pieces	1 star

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WMSDB - Worldwide Mollusc Species DataBase