( 157 ) 



Early stages not known. 

 Hab. Australia. 

 One species. 



1-4. Tetrachroa edwardsi. 



Macrusiht edimnlti Olliff, Ic. (189(1) (Brisbane ; Lower Hunter 11., N.S.W.) ; Misk., Piuc. Ray. 



Soc. Qiieendd. viii. p. 20. n. 43 (18;il). 

 .UeganiiUm edwardsi, Kirby, I.e. n. 18 (18'.I2). 

 *Megaii(ilnii rarieijatnm Rothschild, Iris vii. p. 31)1. n. 13. t. (i. f. 1 ( 18'.I4) (Queeusland ; — coll. 



Staudinger). 



c??. Easily recognised by the rufous-red hiudwings, wliich are marked with 

 black, yellow and white in the basi-abdominal region. 



Hab. Queensland and N.S. Wales. 



In the Tring Museum 1 c?, 2 ¥ ? from Dawson district and Brisbane 

 district, Queensland. 



XXXVIIl. SYNOECHA gen. nov.— Tyjnis : mannorata. 

 Sphinx, Lucas, Proc. Liiui. Soc. N. S. Wales (2.) vi. p. 278 (18<)1). 



c?. Not known. 



?. Pilifer with bristles; genal process short, obtuse. Palpus very small, 

 inner surface covered with large scales, first segment shorter than second. Tongue 

 short and weak. Antenna thin, filiform, slightly prismatical, with distinctly fas- 

 ciculated ciliae, feebly constricted at the joints, end-segment short. Fore- and 

 midtibiae spiny ; foretibia with long apical thorn, shorter (excl. of thorn) than first 

 tarsal segment ; spurs longer than in Ilopliocnema and Dolbinopsis ; pnlvillus and 

 paronychium present, the ventral lobes of the paronychium rather short. !SC'- and 

 R* of hindwing on a long stalk. 



?. Vaginal plate much wrinkled transversely; vagina a rather strongly 

 chitinised cylinder, ending beyond the middle of the vaginal plate, the edge of 

 its mouth incrassate, forming a halfring, without processes. 



Larva tapering in front, head narrowed above, horn straight ; green, two thin 

 interrupted lines on back and a broader line at each side, dilated ventrad a little 

 on the abdominal segments, white. — Food-plant : Eremopliila mitcheUi. 



Chrysalis not known. 



Hab. Queensland. 



125. Synoecha marmorata (PI. XII. f. lo, ?). 



*Sphinx marmorata Lucas, I.e. (1891) ( — coll. Barnard, now in Mus. Tring). 

 PMegethontius (?) marmorata, Kirby, Nov. ZooL. i. p. 38. n. 44 (18'.I4). 



? . Abdominal tergite I to 5 with a white mesial spot at apex and a large, 

 oval, creamy white patch at the side, by which the species can easily be recognised 

 The sjiines of the foretibia not numerous, but the exteruo-lateral ones heavy. 



Hab. Queensland, Dawson district. 



Only one specimen known, now in the Tring Museum, from the Barnard 

 collection; it is a ? , and was bred at Coomooboolaroo, Duaringa. Dawson R., on 

 27. xii. 1884 ; we have a coloured figure of the larva drawn by Miss Barnard. 



