2 literature references for Oceanapia cohaerens (Carter, 1886):

Author: Hooper, J.N.A.; Wiedenmayer, F.
Year: 1994
Title: Porifera.
Author: Carter, H.J.
Year: 1886
Title: Supplement to the Descriptions of Mr.J. Bracebridge Wilson’s Australian Sponges.
Source: Annals and Magazine of Natural History (5) 18: 271-290, 369-379, 445-466, pl. X.