Description of Plate I. 
Stages of development of Diapus juftivus, Sampson 
Fig. 1. Diapus furtivus, Sampson, <? beetle, x 12. 
2. „ „ „ 9 ^etle, ' 12. 
3. Terminal portion of left elytron of 4, showing wax scale, x 20. 
4. Lateral view of head of 9, showing frontal brushes, x 20. 
„ 5. Newly laid egg, x 24. 
„ 6. Mature egg, x 24. 
„ 7. Young larva, x 18. 
„ 8. Mature larva, x 12. 
9. Prothoracic plates of mature larva, x 30. 
„ 10. Dorsal view of S pupa, x 12. 
11. Ventral view of 9 pupa, x 12. 
12. Pupal cells showing stages of development, x 4. 
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