No. 2387. THREE NEW MYRMECOPHILOUS BEETLES— MANN. 



549 



smaller than the first, in profile half as thick in front as the first, 

 gradually thickened posteriorly, from above but little broader behind 

 than in front, and with nearly straight sides. 



Figs. 1-4.— Crematoxenus aenigma. 1. Habitus drawing, from side, the petiole held as in the 

 specimen. 2. Head, from above. 3. Head, from beneath. 4. Dorsal view, with the abdomen 

 straightened. Drawn by a. g. b6ving. 



