TY - ABST T1 - The life histories and ecology of two species of Petrobius Leach, P. brevistylis and P. maritimus Y1 - 1959 A1 - Delany, M. J. KW - Archaeognatha KW - Machilidae KW - Petrobiinae KW - Petrobius N1 - Owner: mattbowserAdded to JabRef: 2012.04.05 ER -