Additional File 4.

Description of the data scored for the different reproductive organ characteristics. When traits are absent these are scored as zero. All relative sizes were measured on the camera lucida drawings. When the size is indicated relative to the reproductive organs this refers to the posterior reproductive organs (excluding the albumen gland) thus making sure that they are independent of the size of the penis and bursa tract.

Format: PDF Size: 57KB Download file

This file can be viewed with: Adobe Acrobat Reader

Koene and Schulenburg BMC Evolutionary Biology 2005 5:25   doi:10.1186/1471-2148-5-25