Desiderata in the Entomology of India. 63 



17. — Mark all luminous insects. Ascertain if the Lantern 

 Fly is luminous, it is disputed. 



18. — What species of My gale are in India? Their habits. 

 What spiders yield silks, such as are found in commerce ? 



19. — What species of vesicatory insects are used in India ? 

 If any besides Lytta and Mylabris. If any insects are used 

 medicinally. Their names. 



20. — Record any instance of death occasioned by insects, 

 by Bees, Wasps, Hornets, or by Flyblowing, &c. Any ail- 

 ments produced by insects swallowed in the larva state, &c. 



21. — Is Resine Anime a preservative against the attacks 

 of insects ? Said to be used in corking bottles. Is cloth 

 coloured by Indigo ever attacked by the White-Ants and 

 other insects ? 



22. — Any native remedies against Cockroaches ? Collect 

 all species of, and particularly all sorts of Earwigs. 



23. — Native remedies used after the stings of insects, and 

 the attacks of Gnats, Scorpions, Centipedes, &c. 



24. — Note all insects infesting houses. Does any true 

 Ptinus occur in the East Indies ? 



25. — Species of JEstrus attacking quadrupeds ; collect 

 them. Do any attack man in the East ? 



26. — Collect all Aquatic Beetles. Do the Gyrene of India 

 emit a peculiar smell ? Do the Carabe emit an ammoniacal 

 odour ? 



27. — Collect all Land-Crabs and inland Crustacea. 



