OllTHEZIA INSIGNIS. 241 



ConvoTvulacesB, and Lythracese. The insect is popularly 

 known in Ceylon as the " Lantana bug," and in this 

 country as the " Kew bug." The most effective 

 remedies for this pest are the hydrocyanic-acid-gas 

 treatment, and the kerosene emulsion given on page 57 

 of vol. i. 



Distribution. Not at present recorded from any 

 part of Europe besides Britain. It is very generally 

 distributed throughout the West Indies and in various 

 districts of Mexico. In South America it has been 

 recorded from British Guiana and Brazil. It has been 

 observed in greenhouses in several parts of the United 

 States. Mr. E. E. Green records it from several 

 districts in Ceylon, where it has proved a very destruc- 

 tive pest; and Mr. C. P. Lounsbury says that it is a 

 troublesome insect both in greenhouses and gardens in 

 several localities in South Africa. 



EXPLANATION OF THE PLATE. 



PI. LXXV, fig. 14. Adult female with the marsupium 



partly developed. X 20. 

 Fig. 15. Old adult female with the marsupium fully 



developed, and the young larvas hatched therefrom. 



X 10. 



Fig. 16. Antenna of the adult female. X 75. 

 Fig. 17. Tibia and tarsus of the adult female. 



X 75. 

 Fig. 18. Antenna of the larva. X 75. 



GENUS NEWSTEADIA (Green). 



Adult female wholly covered with cereous lamellas ; 

 antennas of six joints ; legs with the tibio-tarsal joint 

 united. 



Larva with four-jointed antennas. 



This genus is, so far as at present known, mono- 



VOL. II. 16 



