Maximum length: 10 cm

Maximum depth: no depth information on the net or in books.

It differs from other Armina species by its black foot,

which is bordered by an orange-red band.

Its rhinophores are black with an orange-yellow tip.

Photos 1 - 2 Johnny: Bangka island - North Sulawesi

Maximum length: 5 cm

Maximum depth: 11- 25 m

Black back with pale yellow grooves forming three rounded spots.

The mouth veil is white with a pale blue band and yellow edge

The rhinophores have orange tips.

They regularly feed on sea feathers.

Photos 1 - 3 Johnny: Bangka island North Sulawesi

Maximum length: 75 mm

White cream to bluish grey, undulating mantle margin

with flat tubercles whose tips have light orange rings.

The foot has a thin orange-coloured mantle margin.

Closely spaced rhinophores with black tips and fronts.

Photo 1 Johnny: Hurghada Egypt.