Gallery

Trochoidea pyramidata. (Photo: © J. Novak, www.biolib.cz)

Trochoidea pyramidata. (Photo: © J. Novak, www.biolib.cz)

Trochoidea pyramidata. (Photo: © J. Novak, www.biolib.cz)

Trochoidea pyramidata. (Photo: © J. Novak, www.biolib.cz)

Trochoidea pyramidata. (Photo: © J. Novak, www.biolib.cz)

Trochulus hispidus. (Photo: © Dr. Roy Anderson, MolluscIreland)

Trochulus hispidus. (Photo: © M. Manas, Wikipedia)

Trochulus hispidus, juvenile. (Photo: © J.K. Lindsey, The Ecology of Commanster)

Trochulus striolatus. (Photo: © Dr. Roy Anderson, MolluscIreland)

Trochulus striolatus. (Photo: © Jeremy Lee, UK Nature)

Trochulus striolatus. (Photo: © Dr. Roy Anderson, MolluscIreland)

Urocyclus flavescens. (Photo: © G. Ellis)

Urocyclus flavescens. (Photo: © G. Ellis)

Belocaulus angustipes: note wrinkled appearance of mantle. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes: note black flecks on the ventral of the mantle. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes: note black flecks on the ventral of the mantle. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes: note tan median line on mantle. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes: adult with eggs. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes. (Photo: © B. Frank, Jacksonville)

Belocaulus angustipes: genitalia-penis in two positions. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Belocaulus angustipes: genitalia-penial gland. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Belocaulus angustipes: genitalia-part of the posterior genitalia. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Belocaulus angustipes: genitalia-pedal gland. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Diplosolenodes occidentalis. (Photo: © L. Guilding, Wikipedia)

Diplosolenodes occidentalis: genitalia-penis. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Diplosolenodes occidentalis: genitalia-penial gland. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Diplosolenodes occidentalis: genitalia-part of the posterior genitalia. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Diplosolenodes occidentalis: genitalia-pedal gland. (Photo: © T.W. Thome, modified by K. Weigel, University of Florida)

Phyllocaulis gayi. (Photo: © S. Rodrigues Gomes, Academy of Natural Sciences)

Phyllocaulis gayi: penis. (Photo: © S. Rodrigues Gomes, Academy of Natural Sciences)