Meanings
noundelthyrium (plural delthyria)
plural delthyria
- biologyThe opening between the beak and the hinge in certain brachiopods, through which the pedicle passes.
In the present species the two plates are directed, not toward the margin of the delthyrium, from which at the hinge line the cardinal teeth presumably project, but to the oblique intersecting line.
1908, George Herbert Girty, The Guadalupian fauna, page 208
Cite this entry
APA
delthyrium. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/delthyrium
MLA
“delthyrium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/delthyrium. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “delthyrium,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/delthyrium.
Source: delthyrium on Wiktionary, CC BY-SA 4.0.