Carpodacus erythrinus, an Old World warbler.

(entomology) A species of libellulid dragonfly, Diplacodes haematodes, of mainland Australia, New Guinea, Timor, Vanuatu, and New Caledonia; the males are bright red.

plural of scarlet percher

A scarlet dyestuff discovered by Jehan Gobelin (d. 1476).

Synonym of summer queening

plural of scarlet queening

A transitory form of scarlet fever resulting from administration of an excessive immunizing dose of the toxin.

The leaf beetle species Lilioceris lilii, that eats various parts of lilies, fritillaries and other members of the family Liliaceae and lays its eggs on them.

Heterospingus xanthopygius, a species of perching bird.

A surname originating as an occupation for a dyer or seller of (scarlet) fabric. / A female given name transferred from the surname, of general post-1936 usage.