As reported by DPRK's Stamp Information Card.

March 5, 2007: Butterfly.

Butterfly is a collective name of the insects of butterfly order. The body and wings are covered with scale powder and scale hair. The mouth is sucking type and is usually rolled in like watch spring. The butterfly normally has two pairs of wings which are highly developed. The fore wings are bigger than the hind wings. The larva has four pairs of wings at the belly and the sipping mouth. Mostly chrysalis nests in the cotton made of silk thread and earth. 15 won stamp: Callicore selima
85 won stamp: Morpho rhetenor
110 won stamp: Atrophaneura dlcinous
160 won stamp: Pamassius bremeri

Technical Details

1. Stamp (4 values)
Stock No.4478-4481
Size 45 x 36 mm
Denomination 15 won, 85 won, 110 won, 160 won
15 won stamp: Callicore selima
85 won stamp: Morpho rhetenor
110 won stamp: Atrophaneura dicinous
160 won stamp: Pamassius bremeri
Process: Offset
Designer: Jon Kum Hui
Quantity: 4/30,000 (Perf.), 4/1,000 (lmperf.)

2. FDC
Size :162 x 114mm
Designer: Jon Kum Hui
Quantity: 1,000

3. Stamp booklet
Stock No. 147
Size : 110 x 70mm
Denomination : 370 won
Designer: Jon Kum Hui
Quantity: 1,000 (Perf.), 500 (lmperf)
Without cover: 500 (Perf.). 100 (lmperf.)

4. Aerogramme
Stock No. : 45
Size :162 x 114mm
Denomination : 160 won
Designer: Jon Kum Hui
Quantity: 1,000

5. Entire(Post Card)
Stock No. : 341
Size : 162 x 114mm
Denomination: 110 won
Designer: Jon Kum Hui
Quantity: 1,000