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单词 mytilacean
释义

mytilaceann.adj.

Brit. /mɪtᵻˈleɪʃn/, U.S. /ˌmɪdəˈleɪʃ(ə)n/
Origin: A borrowing from Latin, combined with an English element. Etymons: Latin Mytilacea , -an suffix.
Etymology: < scientific Latin Mytilacea (H. M. D. de Blainville Man. de malacologie et conchyliologie (1825) 531 (see note below); < Mytilus Mytilus n. + -acea -acea suffix, after French Mytilacés (Cuvier, 1817), Mytilacées (Lamarck, 1819)) + -an suffix (compare -acean suffix).Scientific Latin Mytilacea is also used by P. A. Latreille in the same year (P. A. Latreille Familles nat. du règne animal (1825) 213).
Zoology.
A. n.
A bivalve of the group Mytilacea (now a superfamily), which comprises marine mussels.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Pelecypoda or Conchifera > [noun] > section Asiphonida > family Mytilaceae > member of
musseleOE
mytilacean1839
1839 Penny Cycl. XIV. 318/1 Family of Mytilaceans.
1976 Alcheringa 1 168/2 Ordovician modioliform modiomorphids are like late Palaeozoic mytilaceans in shell shape, musculature,..and dentition.
1985 S. Afr. Jrnl. Zool. 20 5 The structure of the sperm of P. perna is similar to that of other mytilaceans, thus supporting the contention that sperm ultrastructure could be used in studies on bivalve phylogeny.
B. adj.
Of, belonging to, or characteristic of the group Mytilacea of marine mussels.
ΚΠ
1890 Cent. Dict. Mytilacean, mussel-like; mytiloid or mytiliform; pertaining to the Mytilacea.
1976 Alcheringa 1 168/2 Evidence is presented for regarding this species as a facultative rock boring mytilacean pelecypod.
1993 Veliger 36 36 It is unclear whether the thickening of the mytilacean periostracum was selected for by the evolution of boring predators.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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n.adj.1839
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