Cypriniform fish and Live-bearer

Cypriniform fish noun - A soft-finned fish of the order Cypriniformes.

Live-bearer and cypriniform fish are semantically related. In some cases you can replace phrase "Live-bearer" with "Cypriniform fish", this phrases are similar.

Live-bearer noun - Small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control.

Cypriniform fish and live-bearer are semantically related. You can use "Cypriniform fish" instead a noun phrase "Live-bearer".