Australian species of Trigona. 157 



near N. australica, Smith ; (16) sand bees— two speci- 

 mens of Allodape simillima, Smith; (17) large bee with 

 red abdomen — Megachile ustulatus, Smith ; (18) Wax 

 Moth — Achroea grisella, Fabr. ; (19) hive beetle — Protcetia 

 mandarinea, Weber ; (20) smaller but somewhat similar 

 beetle — Euryomia hrunnipes, Kirby ; (21) bright green 

 beetle — Diphucephalus sp. ?, two specimens unnamed in 

 the National Collection. — E. A. F. 



