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operculigerous
operculigerous adj. 
/ɒˌpəːkjᵿˈlɪdʒ(ə)rəs/,
Brit. /ə(ʊ)ˌpəːkjᵿˈlɪdʒ(ə)rəs/
, /ə(ʊ)ˌpəːkjᵿˈlɪdʒ(ə)rəs//ɒˌpəːkjᵿˈlɪdʒ(ə)rəs/U.S. /oʊˌpərkjəˈlɪdʒərəs/
(of the metapodium of a gastropod) producing an operculum./oʊˌpərkjəˈlɪdʒərəs/ΘΚΠ
the world > animals > animal body > general parts > [adjective] > having a cover or lid
operculate1775
operculated1776
operculiform1822
opercular1830
operculigerous1851
operculiferous1857
operculigenous1882
1851 S. P. Woodward Man. Mollusca i. 47 Trochus ziziphinus..exhibits..an operculigerous lobe.
1888 Amer. Naturalist 22 491 The cervical lappets, foot, operculigerous lobe, tentacles and proboscis are further enlivened by irregularly scattered bright orange-yellow dots.
1967 Indo-Pacific Mollusca 445 The four-toothed operculum is almost entirely encased in a cape-like operculigerous lobe.
1988 Philos. Trans. (Royal Soc.) B. 319 60 Some of the muscles of the ventral band insert on the operculigerous disc.
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as lemmas