SECTION V 

 ABBREVIATIONS USED ON FIGURES 



The figures of the copulatory apparatus are diagrams reconstructed 

 from adjoining sagittal sections. Their orientation is with the an- 

 terior parts to the left. In the outline drawings, pigmented species 

 are indicated by shading, unpigmented species are white. 



Abbreviations used are as follows: 



a genital atrium or antrum 



aa atrium of adenodactyl 



ac common atrium or antrum 



ad adenodactyl 



af female atrium or antrum 



ai anterior intestinal ramus 



am male atrium or antrum 



ao adhesive organ 



au auricle 



avs anterior seminal vesicle 



b copulatory bursa or bursa 



copulatrix 



bd bursal duct, canal, or stalk 



bg glandular portion of bursal 



canal 



bp penial bulb 



br brain or cerebral ganglion 



eg cyanophilic glands 



CO copulatory apparatus or 



complex 



de ejaculatory duct 



dp diverticulum of penial 



lumen 



eg eosinophilic glands 



epe external epithelium 



epi internal epithelium 



epr epithelium of prostate 



f fibrous layer 



gl glands 



gp gonopore or genital aperture 



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