92. siobla. 253 



I have provisionally included in Siobla ; but they are likewise shorter 

 in the American species than in those from N thern Asia. 



Hab. Burmah. 

 a. <$ . (Type.) Burmah. Mrs. Waring. 



7. Siobla mooreana. 



Siobla mooreana, Cameron, Trans. Ent. Soc. Lond. 1877, p. 89. 

 Hab. West Yunnan. 



8. Siobla excavata. 



Allantus excavatus, Nort. Proc. Ent. Soc. Phil. i. p. 143 (1861). 

 Macrophya excavatus, Nort. Trans. Amer. Ent. Soc. i. p. 266, n. 1 

 (1867). 



Hab. United States. 



9. Siobla robusta. 

 (Plate IX. fig. 21.) 



Exp. al. 1 lin., long. corp. 4-5 lin. 



Body short and stout ; lanceolate cell with oblique cross nervure ; 

 hind wings with one middle cell (two on one side of one specimen) ; 

 hind coxae shorter than usual, scarcely extending beyond the third 

 segment of the abdomen. 



Black; head and thorax coarsely punctured; collar yellow or 

 reddish; the two basal joints of the antennae, and sometimes the 

 base of the third, clypeus, tegulae, hinder edge of the metathorax 

 above, and second segment of the abdomen above, rufous ; a spot on 

 each side of the prothorax in front ; cenchri and first segment of 

 the abdomen above yellow. Anterior legs wanting; intermediate 

 legs yellowish; femora blackish towards the base. Hind legs 

 yellow, the greater part of the coxae and femora and apical third of 

 the tibiae black ; trochanters and adjacent parts and base of tibiae 

 yellow ; tarsi black or rufous. Wings smoky yellow, clearer towards 

 the base, especially on the hind wings ; nervures rufous ; stigma 

 yellow on the basal side. 



Allied to the last species. 



Hab. Georgia. 



a,b. $ . (Types.) Georgia*. Probably from Abbot's 



collection. 



93. ALLOMORPHA. 



Allomorpha, Cameron, Trans. Ent. Soc. Lond. 1876, p. 463. 

 Head large, produced for half its length behind the eyes ; antennae 



* This species is figured in Abbot's MS. drawings, xii. pi. lxii. fig. 2, with the 

 following note attached : — "Taken 15th April in the pine-woods. Bare." 



