Figure 9. a–d in A molecular and morphological revision of genera of Asterinidae (Echinodermata: Asteroidea)

Figure 9. a–d, Aquilonastra cepheus: a, cleared ray (R = 17 mm, NMV F95793); b, internal superambulacral (left arrow) and superactinal (right arrow) plates (R = 22 mm, WAM Z6778); c, cleared abactinal plates with some sacciform spinelets (R = 17 mm, NMV F95793); d, abactinal margin (R = 22 mm, WAM Z6778). e, Aquilonastra batheri (R = 19 mm, NMV F97441): abactinal carinal plates with tufts of spinelets. f, Aquilonastra coronata (R = 22 mm, NMV F95796): side of ray with paxilliform elevations on upper ray.