metagastricadj.
/ˌmɛtəˈɡastrɪk/, U.S. /ˌmɛdəˈɡæstrɪk/ Zoology.
In brachyuran crabs: relating to or designating a region of the dorsal carapace situated towards the posterior part of the gastric area.
ΚΠ
1877 T. H. Huxley Man. Anat. Invertebrated Animals vi. 343 The latter [sc. the gastric lobe area] is again subdivided into two epigastric lobes, two protogastric lobes, a median mesogastric lobe, two metagastric lobes, and two urogastric lobes.
1935 Amer. Midland Naturalist 16 382 A shallow and inconspicuous groove separates the metagastric region from the urogastric areolation.
1960 Ecol. Monogr. 30 166/1 Areas of marking most frequently found are the mesogastric and metagastric regions, and the places of ligament attachments under the carapace.
1992 M. Stachowitsch Invertebr. 463/2 Gastric region... May be variously subdivided (from anterior to posterior) into paired epigastric and protogastric as well as unpaired mesogastric, metagastric, and urogastric regions or areas.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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adj.1877