Australian and Tasmanian Malacodermidae. 91 



DD. Prothorax partly or entirely pallid. 



E. Antennae flabellate in the male. 



b. More than half of elytra black . 



hh. Less than half of elytra black. 



EE. Antennae not flabellate in the 



male. 



F. Elytra black except at extreme 



FF. Elytra black except at apex . 

 FFF. Elytra black at base and 



apex 



FFFF. Elytra more or less infus- 

 cate along disc .... 

 FFFFF. Elytra black at apex, or 

 entirely pallid. 

 G. Curvature of sides of pro- 

 thorax not interrupted in 



middle 



GG. Curvature interrupted. 



H. Apex of prothorax not 



notched in middle. . 



HH. Apex of prothorax 



notched in middle. 



I. Disc of prothorax more 



or less dark .... 



II. Prothorax entirely 



pallid. 

 J. Sterna pallid . . . 

 JJ. Sterna dark. 



K. Posterior angles of 

 prothorax moder- 

 ately acute. . . 

 KK. Posterior angles 

 very acute , . 



semidtratus, n. sp. 

 fiahdlicorids, n. sp. 



atripennis, Macl. 

 apiciflavus, n. sp. 



angulicolUs, Fairm. 



ampliahis, Wat. 



griJjUthi, n. sp. 

 flavopictus, Wat. 



mtbicollis, Fairm. 

 sulcatus, Wat. 



angustulus, Macl. 

 froggatti, Macl. 



Teichalus ampliatus, Wat,, Trans. Ent, Soc, Lond., 

 1877, p. 83, PI, II, figs. 97-101 ; 111. Typ, Col, p, 67, PI, 

 XVI, figs. 7-7a ; Blackb., T.R.S., S.A., 1900, p, 52.* 



auritus, Lea, P. L. S., N.S.W,, 1893, p. 600, 

 distindus, Lea, /. c, p. 602. 



* Mr, Blackburn thought it possible that this species was also 

 ochraceus, Dalm. ; but I can quite agree with a previous note of his 

 in which he states that it is not even possible to place ochraceus 

 generically. 



