单词 | modiolid |
释义 | modiolidn.adj. Zoology and Palaeontology. A. n. A modiolid bivalve mollusc. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Pelecypoda or Conchifera > [noun] > section Asiphonida > family Mytilidae > genus Modiola > member of horse-mussel1626 clabbydoo1823 modiolid1954 1954 T. N. George in Q. Jrnl. Geol. Soc. 110 308 Molluscs are abundant at several horizons. They include..pectens, modiolids and sanguinolitids amongst the lamellibranchs. 1965 Bull. Geol. Surv. Great Brit. 23 10 The first of these shows a poorly preserved Modiolid and the second bears one of Portlock's labels. 1978 Philos. Trans. (Royal Soc.) B. 282 434 Although modiolids may teem on one or two bedding planes they are absent from much the greater part of the sequence. 1984 Proc. Indian Acad. Sci.: Animal Sci. 93 419 Dominant groups included barnacles, serpulids, bryozoans and modiolids. B. adj. Of, relating to, or designating a bivalve mollusc of the group typified by the horse mussel Modiolus (family Mytilidae). ΚΠ 1977 Philos. Trans. (Royal Soc.) B. 276 469 After death the modiolid shell breaks up leaving a section attached to the byssal plug. 1997 Bull. Geol. Soc. Amer. (Electronic ed.) May Clusters of vestimentiferan tube worms and modiolid mussels have symbiotic relationships with sulfide-oxidizing bacteria and methane-oxidizing bacteria, respectively. This is a new entry (OED Third Edition, September 2002; most recently modified version published online March 2022). < n.adj.1954 |
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