Volume 55 no. 1

VOL. 55, NO. 1
MALACOLOGIA
2012
CONTENTS

FULL PAPERS

Ignacio Leyva-Valencia, Sergio Ticul Álvarez-Castañeda, Daniel B. Lluch-Cota, Sergio González-Peláez, Sergio Pérez-Valencia, Brent Vadopalas, Saul Ramírez-Pérez & Pedro Cruz-Hernández
Shell shape differences between two Panopea species and phenotypic variation among P. globosa at different sites using two geometric morphometrics approaches …………………………………………………….1

Iga Lewin
Occurrence of the invasive species Potamopyrgus antipodarum (Prosobranchia: Hydrobiidae) in mining subsidence reservoirs in Poland in relation toenvironmental factors …………………………………………….. 15

Nicolás E. Tamburi & Pablo R. Martín
Effect of food availability on morphometric and somatic indices of the apple snail Pomacea canaliculata (Caenogastropoda, Ampullariidae)……………………………………………………………………………………. 33

Joshua P. Lord
Longevity and growth rates of the gumboot chiton, Cryptochiton stelleri, and the black leather chiton, Katharina tunicate …………………………………………………………………………………………………………………… 43

Yuri I. Kantor & Nicolas Puillandre
Evolution of the radular apparatus in Conoidea (Gastropoda: Neogastropoda) as inferred from a molecular Phylogeny …………………………………………………………………………………………………………… 55

Yen-Chen Lee, Kuang-Yang Lue & Wen-Lung Wu
The phylogeny and morphological adaptations of Cyclotus taivanus ssp. (Gastropoda: Cyclophoridae) …91

Diego E. Gutiérrez Gregoric
Anancylus rosanae (Gastropoda: Pulmonata), new genus and new species, from Iguazú National Park, Argentina ………………………………………………………………………………………………………………. 107

Ximena Maria Constanza Ovando & Diego E. Gutiérrez Gregoric
Systematic revision of Chilina Gray (Gastropoda: Pulmonata) from northwestern Argentina and description of a new species ……………………………………………………………………………………………………… 117

Ekaterini Chalkia, George Kehayias & Evangelia Doulka
Spatial and temporal variation of the freshwater mussel Dreissena blanci (Westerlund, 1890) larvae in Greek lakes …………………………………………………………………………………………………………………… 135

Jana Dvořáková & Michal Horsák
Variation of snail assemblages in hay meadows: Disentangling the predictive power of abiotic environment and vegetation ……………………………………………………………………………………………………… 151

Florencia Arrighetti, Valeria Teso, Thomas Brey, Andreas Mackensen & Pablo E. Penchaszadeh
Age and growth of Olivancillaria deshayesiana (Gastropoda: Olividae) in the southwestern Atlantic Ocean .163

RESEARCH NOTE

Diego G. Zelaya & Cristián Ituarte
Tellimya tehuelcha, new species: First record of Tellimya Brown, 1827, in South America (Bivalvia: Lasaeidae), with notes on life history and reproduction …………………………… 173

INDEX .......................................................................................................................... 183