THE AGRICULTURAL PESTS OF INDIA. 21 



Acarina. An order of insects of the class Arachnoidea. 

 Their species are the mites. The families are arranged 

 by naturalists as follows : 



Tetranychidae, spinning mites. 



Trombidiidae, harvest mites. 



B'dellidae, snouted harvest mites. 



Hydrachnidae, water mites. 



Gamasidse, insect mite parasites. 



Ixodidae, ticks. 



Halacaridae, marine mites. 



Oribatidae, beetle mites. 



Acaridse, true mites, viz. : 



1st section, Hypoderidae, subcutaneous mites. 

 2nd Hypopodae, ichneumon mites. 

 3rd Tyroglyphidae, cheese mites. 

 4th Sarcoptidae, itch and louse mites. 

 .5th Phytoptidae, gall mites. 



Many of this order of insects, the mites, the ticks, the 

 itch and louse, cause much annoyance and discomfort, 

 alike to man and to domesticated and wild animals. Dr. 

 Pereira found the addition of a few drops of acetic acid 

 an effectual remedy against the attacks of the Acarus 

 domesticus mites. Cheese mites are harmless when 

 eaten. 



Achaea melicerte, Hubner, a moth of the family Dys- 

 goniidae, occurs in Ceylon, and at Bellary in the Ceded 

 Districts, and was named by Drury Phalaena noctua meli- 

 certe. Its larva is called Thondala hoola in Canarese. 



