BioStor
 | Brief diagnostic notices of new Maderan land shells R T Lowe (1852) Annals and Magazine of Natural History 9: 112-120 |
 | Report on the plankton collected by Mr Thorild Wulff during a voyage to and from Bombay P T Cleve (1903) Arkiv för Zoologi 1: 329-381 |
 | A Descriptive List of the Cephaline gregarines of the New World (1913) Transactions of The American Microscopical Society 32: 259-296 |