opisthoglyphous


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Related to opisthoglyphous: Proteroglyphous

opisthoglyphous

(ōp-ĭs″thō-glĭf′ŭs) [″ + Gr. glyphein, to engrave]
Rear-fanged or grooved; said of certain mildly venomous snakes with fangs in the upper posterior portion of their oral cavity.