Australian Biological Resources Study

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Subgenus Echinochalina (Protophlitaspongia) Burton, 1934

 

Distribution

States

Queensland, Victoria


Extra Distribution Information

E coast of Australia and New Caledonia only.


IBRA and IMCRA regions (map not available)

IMCRA

Central Eastern Transition (15), Kenn Transition (16), Kenn Province (17), Northeast Province (18), Northeast Transition (19), Cape Province (20), Western Bass Strait Shelf Transition (34), Bass Strait Shelf Province (35), Southeast Shelf Transition (37), Central Eastern Shelf Province (38), Central Eastern Shelf Transition (39), Northeast Shelf Province (40), Northeast Shelf Transition (41)

Distribution References

Diagnosis

Thickly encrusting, massive, lobate, bulbous-digitate, digitate and arborescent growth forms; ectosomal skeleton, interstitial skeleton and spongin fibres cored by auxiliary diactinal or quasimonactinal spicules; fibres echinated by principal diactinal or quasimonactinal spicules; ectosomal skeleton with erect plumose brushes of auxillary spicules arising from peripheral spongin fibres; choanosomal skeleton reticulate to sub-isodictyal with differentiated primary multispicular and secondary paucispicular tracts of auxiliary megascleres; microscleres if present palmate isochelae or toxas.

 

ID Keys

See Family Microcionidae Diagnosis

 

History of changes

Note that this list may be incomplete for dates prior to September 2013.
Published As part of group Action Date Action Type Compiler(s)
29-Mar-2018 15-Dec-2011 MOVED
29-Mar-2018 19-Apr-2011 MODIFIED
29-Mar-2018 13-Apr-2011 MODIFIED
12-Feb-2010 (import)