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单词 merostomatous
释义

merostomatousadj.

Brit. /ˌmɛrə(ʊ)ˈstəʊmətəs/, /ˌmɛrə(ʊ)stə(ʊ)ˈmɑːtəs/, U.S. /ˌmɛrəˈstoʊmədəs/, /ˈˌmɛrəstəˈmɑdəs/
Origin: A borrowing from Latin, combined with an English element. Etymons: Latin Merostomata , -ous suffix.
Etymology: < scientific Latin Merostomata (see merostome n.) + -ous suffix; compare -stomatous comb. form.
Zoology. Now rare.
Relating to or characteristic of the arthropod class Merostomata, of which the horseshoe crab is the only extant member. Cf. merostome n.
ΚΠ
1885 Science 20 Nov. 449/2 The carboniferous merostomatous fauna of America.
1900 Proc. Amer. Acad. Arts & Sci. 36 64 The track has a decided merostomatous appearance, but was probably made by a trilobite, as there are no Limuloid merostomes known to have existed in the Cambrian.
1903 Amer. Naturalist 37 828 The resemblance [between the ostracoderms and the arthropods] was so striking that it led many of the best earlier observers to describe certain merostomatous arthropods as fishes.
This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022).
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adj.1885
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