Published in Sida, Contributions To Botany, in 1986, in volume 11, issue 3, pages 318-324
Created: 2015-12-02, modified: 2015-12-02![](https://www.biodiversitylibrary.org/pagethumb/47854110,60,60)
Published in MadroƱo, in 1998, in volume 45, issue 2, pages 101-109
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/49946659,60,60)
Published in Bollettino Malacologico, in 1982, in volume 18, issue 5-6, pages 107-128
Created: 2016-06-27, modified: 2016-06-27![](https://www.biodiversitylibrary.org/pagethumb/49931935,60,60)
Published in Bollettino Malacologico, in 1988, in volume 24, issue 9-12, pages 243-260
Created: 2016-06-27, modified: 2016-06-27![](https://www.biodiversitylibrary.org/pagethumb/28256846,60,60)
Published in Spixiana, in 1986, in volume 9, pages 117-141
Created: 2010-10-21, modified: 2011-06-21