62 SIB Jons' itrBBOCK on ants, bees, and wasps. 



Melophoetis baqoti, sp. n. 



Opeeaeia. — AntennsB 12-articulat8B, articulis basalibus longi- 

 oribus, apicalibus (ultimo excepto) breviorib us ; palpi maxillares 

 sexarticulati, labiales quadriarticulati ; antennae oriuntur ab 

 angulis clypei posticis ; fovea antennalis cum foyea clypei partim 

 confluens ; area frontalis lata ; laminae f rontales distantes, breyes, 

 rectae ; clypeus brevis, antics ciliatus ; mandibulae angustse, den- 

 tatae ; ocelli tres ; metatborax constrictus ; petioli squama verti- 

 calis ; abdomen orificio cloacae rotundo, ciliato, apicali ; vesicula 

 veneniiica cum pulvinari ; gigeriorum lamellae breves, a basi 

 fortiter divergentes. 



DESCRIPTION OP PLATE II. 



Fig. 1. Outline figure of n slightly swollen specimen of the new Australian 

 Honey-ant, Melophoms bagoti, three times natural size. 



2. The head, seen from above, x 10. 



3. Antenna, XlO. 



4. Mandible, XlO. 



5. Labium, Xl4. 



6. Maxilla, xl4. 



7. Labrum, XlO. 



8. Knot, seen from behind, X 10. 



9. An outline of the thorax, viewed laterally, X 10. 

 10. An outline of the thorax, seen from above, XlO. 



