Heterochroma.
α. Ocracea (type), peristome ochre yellow, zone black, tentacles grey, with blue and white spots.
β. Pallida, peristome whitish grey unbanded, tentacles with white spots.
γ. Viridescens, peristome greenish white unbanded, tentacles with white spots and rosy shades.
δ. Aurata, column at base golden, peristome intenser yellow with crimson flush, tentacles grey with ochreous and white spots.
ε. Carnea, column at base flesh coloured, peristome rosy, tentacles rosy, with white spots.
Homochroma.
ζ. Rosea, like ε, but with rosy tubercles.
η. Nigricans, peristome blackish, with blue and green reflexions (riflessi).
A few other examples may be given, all of which can be studied in Dr. André's magnificently coloured plates.