Australian Biological Resources Study

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Genus Areacandona Karanovic, 2005

Taxonomic Decision for Synonymy

 

Distribution

States

Western Australia


Note that conversion of the original AFD map of states, drainage basins and coastal and oceanic zones to IBRA and IMCRA regions may have produced errors. The new maps will be reviewed and corrected as updates occur. The maps may not indicate the entire distribution. See further details below.
IBRA and IMCRA regions (map not available)
drainage basins and coastal and oceanic zones (map not available)

IBRA

WA: Carnarvon (CAR), Gascoyne (GAS), Geraldton Sandplains (GS), Murchison (MUR), Pilbara (PIL), Yalgoo (YAL)

Original AFD Distribution Data

Australian Region

  • Australia
    • Western Australia: NW coastal

Diagnosis

Carapace subtriangular, reniform or elongate. Surface ornamented or smooth. Zone of concrescence not wide, marginal pore canals short, not branched. Antennula 5-segmented: first segment representing fused coxa and basis, first and sixth endopodal segments free, second and third as well as fourth and fifth segments fused. Seta CB2 very rarely present. Exopod reduced on Ex1 and Ex2 setae. Male antenna without sexual bristles, claws G1 and G3 reduced, z1 and z2 setae transformed into long claws. Mandibular vibratory plate with 2/1 rays, palp 4-segmented, 3+2 setae on second segment, terminal segment noticeably 0.5 times wider than long, and with central claw fused with segment. Terminal segment of maxillular palp prominent: 2 times longer than wider. Prehensile palps very often symmetrical. Basal segment of second thoracopod without any seta, endopod 3/4-segmented. Third thoracopod 4/5-segmented, Te seta absent, Tf seta sometimes present, terminal segment with 2 short and 1 long seta. Caudal ramus with posterior seta, posterior claw reduced. Lobe b with 2 dorsal projections: 1 sharp and well chitinised, other blunt lower and sometimes not well pronounced, no internal coils. Zenker's organ with minimum 5+2 rows of spines. Genital field rounded.

 

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)
28-Mar-2012 28-Mar-2012 MODIFIED
30-Mar-2010 MODIFIED