Volume 48 no. 1-2

VOL. 48, NO. 1-2
MALACOLOGIA
2006
CONTENTS

TAKENORI SASAKI, TAKASHI OKUTANI & KATSUNORI FUJIKURA
Anatomy of Shinkailepas myojinensis Sasaki, Okutani & Fujikura, 2003 (Gastropoda: Neritopsina)……..1

ABDALLAH THARWAT ABDALLAH
Effects of Dissolved Lead and Copper on the Freshwater Prosobranch Lanistes carinatus………..27

SUZANNE C. DUFOUR, GERHARD STEINER & PETER G. BENINGER
Phylogenetic Analysis of the Peri-hydrothermal Vent Bivalve Bathypecten vulcani Based on 18S rRNA….35

DONN L. TIPPETT
The Genus Strictispira in the Western Atlantic (Gastropoda: Conoidea)…………….43

YUNG CHUNG, SUNG YEON KIM, GAB-MAN PARK & JONG MAN YOON
Germ Cell Differentiation and Sexual Maturation of the Female Neptunea (Barbitonia) arthritica cumingii (Crosse, 1862) (Gastropoda: Buccinidae)…………….65

BEATRIZ ARCONADA & MARIA-ANGELES RAMOS
Revision of the Genus Islamia Radoman, 1973 (Gastropoda, Caenogastropoda, Hydrobiidae) on the Iberian Peninsula and Description of Two New Genera and Three New Species……………77

ROBERT T. DILLON, JR. & AMY R. WETHINGTON
The Michigan Physidae Revisited: a Population Genetic Survey………………..133

THOMAS WILKE, GEORGE M. DAVIS, DONGCHUAN QIU & ROBERT C. SPEAR
Extreme Mitochondrial Sequence Diversity in the Intermediate Schistosomiasis Host Oncomelania hupensis robertsoni: Another Case of Ancestral Polymorphism?..................143

FRANK KÖHLER & MATTHIAS GLAUBRECHT
A Systematic Revision of the Southeast Asian Freshwater Gastropod Brotia (Cerithioidea: Pachychilidae)159

GEORGE M. DAVIS, WEI-PING WU, XING-JIAN XU
Ecogenetics of Shell Sculpture in Oncomelania (Gastropoda) in Canals of Hubei, China, Relevance for Schistosome Transmission……………….253

JENNIFER M. WALKER, JASON P. CUROLE, DAN E. WADE, ERIC G. CHAPMAN, ARTHUR E. BOGAN, G. THOMAS WATTERS & WALTER R. HOEH
Taxonomic Distribution and Phylogenetic Utility of Gender-Associated Mitochondrial Genomes in the Unionoida (Bivalvia)……………..265

RESEARCH NOTES

ARTURO VALLEDOR DE LOZOYA & RAFAEL ARAUJO
The Historical Misidentification of Margaritifera auricularia for M. margaritifera (Bivalvia, Unionoidea) Explained by their Iconography……………285

SUSAN G. BROWN, JUDY M. SPAIN & MARCI ARIZUMI
A Field Study of the Life History of the Endemic Hawaiian Snail Succinea newcombiana……………….295

JAVIER H. SIGNORELLI, GUIDO PASTORINO & MIGUEL GRIFFIN
Naticid Boreholes on a Tertiary Cylichnid Gastropod from Southern Patagonia………………………299

JAROSLAW KOBAK
Geotactic Behaviour of Dreissena polymorpha (Bivalvia)………………..305

LETTERS TO THE EDITOR

PHILIPPE BOUCHET
Valid Until Synonymized, or Invalid Until Proven Valid? A Response to Davis (2004) on Species Check-Lists…………..311

RUUD A. BANK, GERHARD FALKNER, EDMUND GITTENBERGER, THEO E. J. RIPKEN & TED VON PROSCHWITZ
Check-Lists and CLECOM: A Response to Davis (2004)…………………..321