Australian Biological Resources Study

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Species Charisella elongata Carlgren, 1950

 

Distribution

States

Queensland


IBRA and IMCRA regions (map not available)

IMCRA

Northeast Shelf Province (40)

Ecological Descriptors

Marine.

 

Diagnosis

Small aboral end. Column cylindrical (up to 25mm length and 7mm wide), smooth, without a cuticule, provided with a ring of perforated pseudospherules. Very weak diffuse sphincter. Tentacles short, about 48. Two distinct siphonoglyphs. 48 pairs of mesenteries, two pairs of directives. Mesenteries of the first and second cycles perfect and provided with retractors and filaments. Retractors of the mesenteries diffuse, somewhat restricted. Outer parts of the perfect mesenteries thin throughout, their muscles very weak. Near the base, the inner parts of the mesenteries are provided with longitudinal muscles on both sides. Microcnemes weak, thin. Basical muscles distinct but rather weak. Number of mesenteries the same proximally and distally.

 

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)
05-Aug-2022 NYNANTHEAE Carlgren, 1899 13-Aug-2013 MOVED Dr Bronwen Scott
05-Aug-2022 28-Feb-2011 MODIFIED
05-Aug-2022 09-Nov-2010 MOVED
05-Aug-2022 09-Nov-2010 MOVED
05-Aug-2022 28-Jul-2010 MODIFIED
13-Jul-2010 MODIFIED