350 The Philippine Journal of Science 1921 
Tribe AGRILINI Castelnau and Gory 
Key to the genera.’ 
1. Median coxze not more widely separated from each other than the 
anterior ones; anterior margin of posterior coxe strongly concave; 
tarsi more or less elongate ah 2. 
Median coxz more widely separated from each other than the anterior 
ones; anterior margin of posterior coxe feebly concave; tarsi 
very short 12. 
2. Eyes large, touching pronotum 3. 
Eyes small, placed a certain distance from pronotum. 
Cylindromorphus Kies. 
3, Antennz free in repose ‘ 4, 
Antennz inserted in a prosternal groove in repose.. Neosambus gen. nov. 
4. First joint of posterior tarsi short, rarely as long as the following 
two joints united 5. 
First joint of posterior tarsi as long as or longer than the following 
two joints united Agrilus Steph. 
5. Antenne serrate, beginning at the fourth joint.....: 6. 
Antenne serrate, beginning at the fifth or sixth joint 9. 
6. Lateral margin of pronotum smooth...000.0.2.00..2-ecceeceece ee Melibaeus Deyr. 
Lateral margin of pronotum crenulate 7. 
7. Prosternal lobe short, more or less lobed on sides 8. 
Without prosternal lobe Coraebus Cast. and Gory. 
8. Pronotum with disk convex and smooth................ Cisseicoraebus Kerrem. 
Pronotum with disk uneven and indented.................... Amorphosoma Cast. 
9. Femora normal 10. 
Femora robust, dentate on the inner side Sambus Deyr. 
10. Tibie dilated for insertion of tarsi in repose.... Cryptodactylus Deyr. 
Tibiz not dilated for insertion of tarsi 11. 
11. Tibie arcuate, leaving a space between them and the femora. 
Toxoscelus Deyr. 
Tibie straight Neotoxoscelus gen. nov. 
12. Tibize free in repose 13. 
Tibie received in a deep groove in repose 14. 
13. Base of pronotum truncate; eyes parallel................ Paratrachys Saund. 
Base of pronotum sinuate; eyes oblique Trachys Fabr. 
14. Epistoma wide; antennal cavities far apart....... Anthaxomorphus Deyr. 
Epistoma narrow; antennal cavities close together 15. 
15. Antenne with joints 8 to 11 forming a distinct club. 
Aphanisticus Latr. 
Antenne normally dentate, not forming a distinct club.. Endelus Deyr. f 
Genus CYLINDROMORPHUS Kiesenwetter 
Cylindromorphus orientalis Kerremans. 
This species is represented in the United States National 
Museum collection by three specimenes; two labeled “Acc. No. 
* Melibaeus aeneifrons Deyr., M. bakeri Kerrem., and Cisseicoraebus 
grandis Kerrem. have been described from the Philippines, but I have 
been unable to examine any of these species. 
