434 Mr. W. L. Distant on 



Genus Dictyotus. 



Dictyotus, Dallas, List Hem. i. p. 139 (1851). 

 Tarba, Walk. Cat. Het. i. p. 236 (1867). 



Dictyotus favillacea. 



Tarba favillacea, Walk. Cat, Het. i. p. 237. ii. 1 (1867). 



Dictyotus Roei. 



Pentatoma Roei, Westw. in Hope Cat. i. p. 42 (1837). 

 Pentat07na «r/M«/i5, Walk. Cat. Het. ii. p. 310. n. 150 (1867) ; Leth. & 

 Sev. Cat. Gen. H6m. p. 197 (1893). 



Dictyotus similis. 



Dictyotus similis, Dall. List Hem. i. p. 143. n. 10 (1851). 

 Pentatojna truncattda, Walk. Cat. Het. i. p. 311. n. 151 (1867). 



Dictyotus geniculatus. 



Dictyotus genicuhtus, Dall. List Hem. i. p. 142. n. 8 (1851). 

 Dictyotus lineatus, Walk. Cat. Het. i. p. 181. n. 13 (1867). 



Dictyotus discoideus. 



Dictyotus discoideus, Dall, List Hem. i. p. 144. ii. 11 (1851). 



The type of this species is no longer to be found in the 

 British Museum. 



Dictyotus vilis. 



Pentatoma vilis. Walk. Cat. Het. ii. p. 309.'n. 147 (1867). 

 Pentcdoma tibialis, Walk. loc. cit. n. 148. 

 Sciocoris 2'olysttctica, White, MS. 



Dictyotus polystictica, Dallas, List Hem. i. p. 141. n. 6 (1851). 

 Dictyotus polysticticus, Butl. Zool. Voy. 'Erebus' and 'Terror,' Ins, 

 p. 26, tab. Vii. fig. 5 (1874). 



White's name is an MS. one only, which Dallas quoted. 

 Butler was the first to actually describe the species correctly, 

 but is antedated by Walker, who described it in a wrong 

 position and under another name. 



Dictyotus truncatellus, 



Dysarcoris truncatellus, Walk. Cat. Het. iii. p. 558 (1868). 



Dictyotus ventralis. 



Mormidea ventralis, Walk. Cat. Het. iii. p. 555 (1868). 



