Australian and Ta^smanian Malacodermidac. 51 



A. Apterous apterus, n. sp. 



AA. Winged. 



B. Elytral punctures in single series *' 

 a. Prothorax 7-aerolate. 

 b. Prothorax pallid. 



c. Antennae of male flabellate . testaceicollis, Macl. 

 cc. Antennae of male not flab- 

 ellate . diminutivus, ii. sp. 



bb. Prothorax partly black . . . coenosus, Lea. 

 bbb. Prothorax entirely black. 



d. Elytra of uniform colour. 



e. Elytra red uniseriatus^ n. sp. 



ee. Elytra black insignipennis, Blackb. 



dd. Elytra not of uniform colour. 

 /. Elytral margins pallid 



throughout cancellatus, n. sp. 



ff. Elytral margins not pallid 

 throi;ghoi;t. 

 (J. Antennae of male flabel- 

 late ramosiis, n. sp. 



gg. Antennae of male not 



flabellate vieyricki, Blackb. 



aa. Prothorax not 7-areolate. 



h. Prothorax pallid basiflaviis, n. sp. 



hh. Prothorax black. 



i. Third joint of antennae much 



shorter than 4th heterodoxus, n. sp. 



ii. Third joint no shorter than 

 4th. 



j. Elytra shining ' constricticollis, n. sp. 



jj. Elytra opaque simplicicornis, n. sp. 



BB. Elytral punctures in double series. 

 C. Prothorax not 7-areolate. 

 k. Prothorax entirely pallid. 



I. Elytra entirely dark .... atricornis, n. sp. 



II. Elytra pallid at base . . . ampliatus, Macl. 

 kk. Prothorax partly pallid. 



m. Dark part of elytra apical . cindus, Wath. 

 mm. Dark part not apical . . . limbatus, Wath. 

 kkk. Prothorax entirely black. 

 n. Apex of elytra pallid. 



0. Dark portion of elytra black, inqnimdus, Wat. 



* Sometimes, however, they are in irregular double series towards 

 the base and apex. 



£ 2 



