DESCRIPTION OF PIRATE XI. 



Fig. i. — Thoracic markings of Heliogomphus nietneri Selys. 

 ,, 2. — Markings of Heliogomphus pruinans. Male. 

 ,, 3. — Thoracic markings of Davidius sp. Female. 

 „ 4. — Markings of Gomphus sp. Female. 



,, 5. — Abdominal markings of Gomphus nilgiricus I v aid. Female. 

 „ 6. — Markings of Gomphus o'doneli. Male. 

 ,, 7. — Markings of Burmagomphus duarensis. Male. 

 „ 8. — Semi-lateral view of Indogomphus longisiigma. Female. 

 ,, 9. — Markings of Onychogomphus bistrigatus Selys. Male, 

 j, 10. — Markings of Onychogomphus biforceps Selys. Female. 

 „ 11. — Markings of Onychogomphus biforceps nilgiriensis. Male. 



