Isometrainae: Brief Summary
(
néerlandais ; flamand
)
fourni par wikipedia NL
Isometrainae zijn een onderfamilie van de Antedonidae, een familie van haarsterren.
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Diagnosis
(
anglais
)
fourni par World Register of Marine Species
A subfamily of Antedonidae with centrodorsal conical to hemispheric; cirrus sockets in alternating rows; cirri stout; peripheral cirri of 30-75 segments; cirrals short, rarely to 2x longer than wide; adjacent brachitaxes and arm bases closely apposed, with straight sides; proximal pinnules short, usually tapering from the base; P1 with up to 17 segments; genital pinnules with at least 2 pinnulars expanded in females (more in males), forming a brood pouch; viviparous.
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