alizarine red

Calcein produced clearly visible fluorescent bands in shells of both species, even at low concentrations and immersion times, whereas alizarine red often showed imprecise bands only at higher concentrations and immersion periods (Fig.

Polychromatic shades - brick and alizarine reds, hot oranges, lemon and chrome yellows bestirring the cool quiet colors of sky blues and forest greens - gyrate with sparkling polka dots and spirals, petals and waves, arabesques and chequerboard.