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Subgenus Raspailia (Raspailia) Nardo, 1833

 

Distribution

States

New South Wales, Northern Territory, Queensland, South Australia, Tasmania, Victoria, Western Australia


IBRA and IMCRA regions (map not available)

IMCRA

Timor Transition (1), Northern Shelf Province (25), Northwest Shelf Transition (26), Northwest Shelf Province (27), Southwest Shelf Province (31), Spencer Gulf Shelf Province (33), Western Bass Strait Shelf Transition (34), Bass Strait Shelf Province (35), Tasmanian Shelf Province (36), Southeast Shelf Transition (37), Central Eastern Shelf Province (38), Central Eastern Shelf Transition (39), Northeast Shelf Province (40), Northeast Shelf Transition (41)

Diagnosis

Digitate and branching Raspailia, usually with a highly hispid surface; choanosomal skeleton composed of distinctive axial and extra-axial components; axial skeleton compressed with reticulate spongin fibres cored by multispicular tracts of principal styles or sometimes oxeas, and echinated by acanthostyles; extra-axial skeleton primarily plumose or radial, with longer principal spicules forming multispicular tracts and interconnected by sparse uni- or paucispicular fibres; extra-axial tracts eventually protruding through the surface, with the larger spicules surrounded by bouquets of ectosomal styles or anisoxeas at the point of their insertion to the surface. Megascleres include styles (and/or or less commonly oxeas or oxeote modifications to styles) of at least 2–3 size classes, varying from robust and long to small, sinuous and vestigial, and echinating acanthostyles that are microcionid-like with a subtylote base, usually a straight shaft, and evenly spined or with an aspinose region proximal to the basal swelling.

 

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 19-Apr-2011 MODIFIED
29-Mar-2018 13-Apr-2011 MODIFIED
12-Feb-2010 (import)