JAPAN (1987) Sea slugs*. Marine biology issue overprinted MIHON (specimen). Scott No 1736, Yvert No 1629. Ewww!
AVAILABLE AT $25
JAPAN (1967) Squid*. Overprinted MIHON (specimen). Scott No 870, Yvert No 829e. Nice!
AVAILABLE AT $25
CYPRUS (2007) Sea stars. Set of 4 specimens.
AVAILABLE AT $20
ST. VINCENT (Grenadines) (1977) Crustaceans*. Set of 4 overprinted SPECIMEN. Scott Nos 119-22, Yvert Nos 101-4.
AVAILABLE AT $15
ST. VINCENT (Grenadines) (1985) Crab*. Urchin*. Whelk*. Conch. Set of 4 overprinted SPECIMEN. Scott Nos 472-5, Yvert Nos 374-7.
AVAILABLE AT $15
NEVIS (1986) Coral*. Sponges*. Gorgonia*. Set of 4 overprinted SPECIMEN. Scott Nos 503-6, Yvert Nos 419-22.
AVAILABLE AT $15
TONGA (1990) Porites coral*. Full sheet of imperforate proofs with center gutter showing progressive proof colors. Scott No 756, Yvert No 786.
AVAILABLE AT $80
TONGA (1990) White-spotted hermit crab*. Full sheet of imperforate proofs with center gutter showing progressive proof colors. Scott No 802, Yvert No 862.
AVAILABLE AT $80
NORTH KOREA (1991) Elephant seals*. Antarctic exploration. Specimen pair. KSC No 3081, Michel No 3202.
AVAILABLE AT $15
JAPAN (1967) Turbo cornutus*. Specimen. Scott No 871, Yvert No 829d.
AVAILABLE AT $15