athecate

athecate

[′ath·ə‚kāt]
(invertebrate zoology)
Lacking a theca.
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References in periodicals archive ?
Remarks: The large population of athecate specimens collected in QEP indicates parthenogenetic reproduction.
A new athecate earthworm of the genus Amynthas Kinberg (Megascolecidae: Oligochaeta) from Taiwan with discussion on phylogeny and biogeography of the A.