Our special thanks go to Gordon Paterson, researcher at the Natural History Museum, London (BMNH) for the loan of the type material of Leitoscoloplos panamensis. Thanks are also due to Diana L. Salcedo Oropeza for her help in measuring the specimens and to María Eugenia Zamudio Reséndiz for her assistance with the preparation of figures. We thank Yolanda Hornelas Orozco for her assistance in the processing of the electronic microscopy photographs. Finally, special thanks are also due to Danny Eibye-Jacobsen and the other anonymous reviewer for their very useful remarks which greatly improved the manuscript.
Received: 22 July 2013
Revised and accepted: 3 March 2014
Published online: 2 May 2014
Editor: H.A. ten Hove