Assertion: small seahorse | /r/CapableOf | lack single gill opening
Facets:
Source sentences:
text: Several other small seahorses are sometimes referred to as pygmy seahorses, but lack the true pygmy’s single gill opening and trunk brooding.
text: Other small seahorses are sometimes called pygmy seahorses, but lack the single gill opening and trunk brooding that distinguish the true pygmy seahorse.