Australian Biological Resources Study

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Genus Ectyoplasia Topsent, 1930

 

Distribution

States

Northern Territory, Western Australia


Extra Distribution Information

West Indian region.


IBRA and IMCRA regions (map not available)

IMCRA

Timor Transition (1), Northern Shelf Province (25), Northwest Shelf Transition (26), Northwest Shelf Province (27), Central Western Shelf Transition (28), Central Western Shelf Province (29), Southwest Shelf Province (31), Northwest Province (4), Central Western Transition (5)

Distribution References

Diagnosis

Flabellate, flattened arborescent or tubular growth form, with even or slightly corrugated hispid surface. Choanosomal skeleton slightly compressed axial reticulation of spongin fibres cored by styles or anixoxeas, echinated by clavulate acanthostyles; subectosomal extra-axial skeleton of radially arranged plumose ascending tracts, composed of undifferentiated choanosomal styles protruding through ectosome, interconnected by uni- or paucispicular transverse spicule tracts producing regular reticulation; ectosomal region with a specialised skeleton of small styles or anisoxeas typically forming brushes around choanosomal styles at surface, but sometimes lying tangential to surface. Structural megascleres styles or rhabdostyles of two sizes, sometimes with anisoxeote or strongylote modifications; echinating spicules always acanthostyles with clavulate points; microscleres absent.

 

ID Keys

See Family Raspailiidae 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 13-Apr-2011 MODIFIED
12-Feb-2010 (import)