new Ants from Australia. 447 



Monomorium occida.veus, sp. n. (Fig. 10.) 



5 . Length 2*0 mm. 



Pale yellow, thorax and legs palest, gaster castaneous. 

 Teeth of mandibles brown. Body sparsely provided with 

 yellow hairs. 



Head almost exactly as broad as long, broadest in front, 

 slightly narrowing behind eyes, sides almost parallel to that 

 point, occiput widely concave. Eyes of moderate size, 

 placed just in front of middle of sides. Mandibles with 

 four teeth. Clypeus overhanging base of mandibles, the 



Fig. 10. 



Monomorium occidaneus, sp. n. 



carinas not very distinct, the projecting portion feebly 

 incised in centre of anterior border. Scapes fail to reach 

 the occiput by twice their greatest width. Apical joint of 

 club nearly twice as long as the other two together, the 

 first joint of club is longer than broad, two-thirds as long 

 as the second ; joints 2-6 of funiculus broader than long, 

 the seventh as broad as long. 



Thorax slightly constricted in centre, very similar to that 

 of ladnode, Mayr, but the mcsonotum forms an acute 

 angle in front, the promesonotal suture being feeble but 

 distinct. Mesoepinotal suture as in latinode. Base of 

 epinotum once and a half as long as declivity, the angle 

 dividing them greater than a right angle, slightly concave, 

 "with prominent but blunt angles at the sides. First node in 



