What does "propterygium" mean?
Propterygium: The anterior of three principal cartilages in the fins of some fishes. -- Prop`ter*yg"i*al, a.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00