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1. Tomicus sp. a Larva; 6. Pupa; ¢. Dorsal and side 
view of beetle; d. Inner surface of a piece of Blue 
pine bark showing pairing chamber, p, and four un- 
completed egg-galleries, e. | 
2. PoLyGRAPHUS MAJOR, MS. a. dorsal and side view of 
beetle ; 6. portion of a Blue pine branch showing the 
pairing chamber, (pf), egg-galleries, (e), and pupating 
chambers of the larve, (m), of this beetle; ¢. inner 
surface of a piece of Blue pine bark showing the pair- 
ing chamber, (pf), egg-galleries, (e), and larval gal- 
leries, (1), of this Polygraphus. 
3. PoLYGRAPHUS MINOR, MS. Dorsal and side view of 
beetle. 
4. PITYOGENES CONIFER, MS. a. Jarva; 0. ventral view of 
pupa; c.side view of the ¢ beetle; d. dorsal and 
side view of 2 beetle; f portion of a Blue pine 
branch, showing pairing chamber, (/), egg-galleries, 
(e), pupating chambers of larva, (m), and entrance 
holes of beetle, (7), on the outer side of bark. | 
5. HYPOPHLG@UsS FLAVIPENNIS, Mots. Dorsal and side view 
of beetle. 
6. NipoNius CANALICOLLIS, Lew. Dorsal and side view of 
beetle. 
7. Cucusus (?) sp. Dorsal and side view of beetle. 
