PARACOROTOCA AXERMANI (wARREN). 



297 



Observations on the Comparative Anatomy of 

 the Termitophilous Aleocharine Paracoro- 

 toca akermani {Warren). 



By 

 Ernest Warren, I>.Sc.(L.on(l.) 



With Plates XVI— XXI, and 5 text-figures. 



Contents. 



Introduction 

 Observations in the Field 



2. 



1. Habitat 



2. General Habits 



3. Dispersal of the Species 



4. Behaviour of the Termite Host 



5. Distribution . 

 II. Systematic Position of Paracorotoca 



III. Definition of the Genus Paracorotoca 



IV. Description of the Species Akermani 



1. External Morphology 

 Internal Anatomy . 



(1) Cuticle . 



(2) Hypoclerinis and Hypodermal Glands 



(3) Trichogenic Cells . 



(4) Tracheal System . 



(5) Fat-body and Blood-tissue 



(6) Heart . 



(7) Muscles . 



(8) Genital Organs 



(9) Alimentary Canal . 



(10) Nei'vous System . 



(11) Compound Eye and its Degeneration 



(12) Olfactory Organs . 



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