Genus species: Rhinecanthus aculeatus

Series: Fish (Mozambique 1951)
Catalog codes:
- Michel: MZ 406
- Stamp Number: MZ 353
- Yvert et Tellier: MZ 408
- Stanley Gibbons: MZ 461
- Afinsa-Mundifil: MZ 377
Emmission: Definitive
Perforation: 14 x 14½
Printing: Offset lithography
Size: 36 x 26 mm
Colors: Multicolor
Face value: 20 Mozambican escudo

Reference: colnect.com
Shop now link: ebay.com (note: market availability)