Arbocuspis multicornis was first described from "Australia".
Original description: vMembranipora bellula var. multicornis Hincks, 1881
Locality: Australia.
Holotype: NHMUK 1899.5.1.690
Rosso, Sciuto, Sanfilippo & Spencer Jones, 2017 (Zootaxa).
Rosso, Sciuto, Sanfilippo & Spencer Jones, 2017 (Zootaxa).
Rosso, Sciuto, Sanfilippo & Spencer Jones, 2017 (Zootaxa).