肾管
Nephridium \Ne*phrid"i*um\, n.; pl. {Nephridia}. [NL., fr. gr. ?
of the kidneys.] (Zo["o]l. & Anat.)
A segmental tubule; one of the tubules of the primitive
urinogenital organs; a segmental organ. See Illust. under
{Loeven's larva}.
nephridia
See {nephridium}