EXPLANATION OF PLATE XIII. 



Fig. 40. — Macro/ill us nicobaric7is (typQ). Head from above, X2. 



,, 40a. Ditto Anterior part of head from the side, X4. 



,, 41- — Macroliniis andcimdttoisis (regd. no. ■'^'^''). Head from above, X2. 



>, 41^- Ditto Anterior part of head from the side, x 4. 



,, 42. — Macrolinus sikkimensis {tYYte). Head from above, X2. 



,, 42a. Ditto. Mentum, etc., X4. 



,, 43- — Macrolinus rotnndijrons (regd. no. "j'f). Head from above, X2. 



,, 44.—Mactolinus waterhousei (regd. no. -^^). Head from above, X2. 



,, 45. — Macrolinus latipennis {regd. no. ^'^f). Head from above, X2. 



,, 46. — Another specimen of the same species (regd. no. -j-"). Head from 



above, X2. 



,, 47. — Gonatas germari (regd. no. ^|f). Head from above, X2. 



,, 47a. Ditto Mentum, etc., X4. 



,, 48 — Trapezochilns dorsalis (regd. no. %"'). Head from above, X2. 



,, 49. — Gnaphalocnemis bmmeisteri {regd. no. '^^f). Head from above, X2. 



,, 4g«. Gnaphalocnemis monticulostis (Tegd. no. ^^'■■). Head from above, X2. 



,, 50. — Gnaphalocncmis tridens (from a specimen in Mr. Andrewes' collection). 



Head from above, X2. 



,, 50rt. Ditto Mentum, etc., X4. 



,, 51. — Lepimdax humerosits {regd. no. ^-^). Head from above, X2. 



,, 52. — Leptaidax dentains, large specimen (regd. no. ^"). Head from above, 



X 2. 

 ,, 52rt. Ditto Mentum etc., x 4. 



,, 526. Frontal areas of some specimens of the same species (regd. nos. ^-, ^, 



*{"), all taken from one colony, x 2. 

 ,, 52c. Frontal areas of specimens of the same species (regd. nos. '*', ^,^, ^) from 



other colonies, x 2. 

 ,, 52^. Small specimen of the same species (regd. no. yi'). Head from 



above, X2. 

 ,, 53. — Leptaidax cyclotaenius, s. str. (regd. no. "^). Head from above, x 2. 

 ,, 54.— Leptaulax macassariensis subsp. anibarlis (regd. no. ";"''). Head from 



above, x 2. 

 ,, 55. — Leptaidax anipunctus (regd. no. ^^). Head from above, x 2. 

 ,, 56. — Leptaulax bicolor, s. str., large specimen (regd. no. —''). Head from 



above, x 2. 

 ,, 56rt. The same species (var. vicinus), small specimen (regd. no. ■^'). Head 



from above, x 2. 

 ,, 57- — Leptaulax roepstorfi (regd. no. i^^). Head from above, x 2. 

 ,, 58. — Leptaidax planus (regd. no. 'ff). Head from above, x 2. 



