Effigurate

Thallus thin, whitish to somewhat greyish, continuous, occasionally minutely rimulose, margin somewhat darkened and determinate but not clearly effigurate;

Thallus about 1 cm. in diameter, light gray irregular areoles 0:30,4 mm. in diameter on a black hypothallus, giving a deciussate appearance, marginal areoles slightly radially elongate and very narrowly black margined but not clearly effigurate;