Amphiura abernethyi sp.nov.

Fig. 1: Aboral aspect. Fig. 2: Adoral aspect.

Fig. 3: Lateral aspect of arm, near base. Fig. 4: Arrangement of spines on lateral arm-plate.

Abbreviations: D, upper arm-plate. D-C, dorso-central primary plate.- G.C., genital plate. I-R.1, first inter-radial primary plate. I-R.2, second inter-radial primary plate. L, lateral arm-plate. L.S., lowermost arm-spine. N, naked area of disc dermis. O.P., adoral plate. O.S., oral shield. R, radial primary plate. R.S., radial shield. V, lower arm-plate.