Bolosominae, Tabachnick, 2002

Castello-Branco, Cristiana, Collins, Allen G. & Hajdu, Eduardo, 2020, A collection of hexactinellids (Porifera) from the deep South Atlantic and North Pacific: new genus, new species and new records, PeerJ 8, pp. e 9431-e 9431 : 21

Identi fi cation key to genera of Bolosominae (modi fi ed from Tabachnick, 2002):

(1) Graphiocomes present ............................................................................................................. 2

Graphiocomes absent ..................................................................................................................... 6

(2) Microscleres with discoidal outer ends present ................................................................. 3

Microscleres with discoidal outer ends absent ................................................... Trachycaulus

(3) Microscleres with discoidal outer ends are calycocomes …………… Neocaledoniella

Microscleres with discoidal outer ends not exclusively calycocomes .................................. 4

(4) Amphidiscs present .................................................................................................................. 5

Amphidiscs absent ............................................................................................................ Advhena

(5) Microscleres with discoidal outer ends are exclusively amphidiscs .............. Vitiaziella

Other type of microscleres with discoidal outer ends besides amphidiscs .......... Trychella

(6) Plumicomes present ................................................................................................................. 7

Plumicomes absent .......................................................................................................................... 8

(7) Only microscleres with discoidal secondary rays present besides plumicomes ............. .............................................................................................................................................. Caulocalyx

Other microscleres besides plumicomes and that with discoidal outer ends present: with sigmoidal and fl oricoidal secondary rays .................................................................. Saccocalyx

(8) Stellate discohexasters present................................................................................................9

Stellate discohexasters absent ........................................................................................ Bolosoma

(9) Only stellate discohexasters as microscleres ..................................................... Rhizophyta

Microscleres various ...................................................................................................... Amphoreus GENERAL DISCUSSION