MANN: THE ANTS OF BRAZIL. 417 



41. Anochetus (Anochetus) mayri Emery. 



A single worker of this widely distributed species was taken at 

 Baixa Verde. 



42. Anochetus {Anochetus) hispinosus (F. Smith). 

 Plate 1, fig. 11. 



JVorker. (Plate 1, fig. 11). Length 8 mm. 



Head, excluding mandibles a little longer than broad; broadest at 

 eyes; occipital border deeply excised; sides above eyes concave, 

 below sinuate, with the lower surface flattened. Eyes large, and con- 

 vex. Clypeus between frontal lobes triangular, the surface flat, 

 anterior portion bilobed; border concave at middle. Frontal carinae 

 short. Mandibles about two thirds as long as head, narrow at base, 

 broad and flat anteriorly, the blade edentate to near apex, where 

 there is a short, thick tooth; apex with two long teeth, between which 

 is a smaller, acute tooth. Antennae slender, the scape curved, 

 thickened at middle, extending one eighth its length beyond the 

 occipital corners; funicular joints long and slender, 1 to 10 subequal, 

 apical joint nearly twice the length of subapical. Prothorax much 

 narrowed in front, rounded above and at sides, the posterior border 

 slightly concave. Promesothoracic suture deeply impressed; meso- 

 thorax transverse, rounded above and at sides. Mesoepinotal im- 

 pression deep and broad; epinotum much narrower than prothorax, 

 straight at sides and above to the declivity, which is very short, and 

 concave; angle with a pair of short, acute, erect spines. Node 

 triangular, the apex with a pair of strong spines, between these 

 broadly concave. Gaster short and thick, the first segment with 

 a small ventral tooth. Sting long and powerful. Legs long and 

 slender. 



Head in front subshining, with dense striolae, which extend upward 

 and outward from the frontal area; the remainder of head and 

 the mandibles smooth and very shining. Antennae sublucid, finely 

 pubescent. Thorax shining, rugosely punctate; the mesothoracic 

 pleurae smooth. Node shining, transversely rugose in front, smooth 

 behind. Legs and gaster shining, finely punctate. 



Head in front with sparse pubescence, and a ^ew erect hairs. Pro- 

 thorax, gaster, and coxae with very sparse erect gray hairs. Femora 

 and tibiae thinly pubescent. 



Color black, the mandibles, posterior corners of head, and the nodal 



