BY THOMAS G. SLOANE. 131 



bb. Eyes depressed (not more prominent than posterior part of orbits), 

 c. Eyes, including orbits, standing decidedly out beyond preocular part 

 of head, and strongly rounded on outer side. 

 d. Form stout; elytra not exceeding half the length of insect (12-5 x 



6'lmm.) T. frenchi, SI. 



dd. Form narrow; elytra more than half the length of insect (13*6 x 



5 "5 mm, ) T. perlond'iim , SI. 



cc. Eyes, including orbits, hardly more prominent than preocular part 

 of head, and lightly or hardly rounded on outer side. 

 6. Colour obscure (black, with some faint purple reflections on 



sides); elytra convex T. conrexinii, SI. 



ee. Colour metallic green or purple, disc of elytra depressed 



*T. Utticeps, SI. 



AA. Head with frontal impressions well marked between eyes. Elytra with 

 a slightly marked oblique punctate depression near each humeral 

 angle, base of elytra not raised into a ridge before these depressions. 



f. Black; stout; eyes prominent t7'. //rancZicej^s, Chaud. 



ff. Violaceous; very elongate;, eyes depressed XT. longiceps, Oh2i>\ii\.. 



fff. Prothorax bright green; elytra splendid coppery-green [fide West- 

 wood) T. inegacephahnii, Westw. 



Teratidium macros, Bates. 



Ent. Mo. Mag. 1874, xi. p. 100. 



Narrow, elongate. Black. Head large (6 -3 mm. across eyes), 

 convex, strongly narrowed behind eyes; anterior margin truncate 

 behind mandibles; preocular processes large, protuberant, rounded 

 externally; front with a light linear oblique impression on each 

 side rising from a puncture at inner extremity and defining sides 

 of clypeus; a puncture on each side of clypeus; median part of 

 clypeus lightly trisinuate, tlie teeth on each side triangular, small 

 but prominent; eyes large, convex, more prominent than pre- 



* Note. —I have said in the description of T. hUiceps, "Elytra hardly as 

 wide as prothorax (10 x 4'5 mm.)," the size of the prothorax being given as 

 4*75 X 4*25 mm; it should have read — Elytra hardly as wide as Jiead (4*5 mm.); 

 the measurements are correct. 



t Head 5 mm. acrosseyes; proth. o x 5; el. 11 x 5*3; length 21 mm. Hah. 

 — Cairns, Queensland (Dodd). 



X Head 4-25 mm. acrosseyes; proth. 5*2 x 4*2; el. lO'S x 42; length 21mm. 

 Hab. — Duaringa, Queensland (the late G. Barnard). 



