Dictionary
head'-and-tail' light"
Pronunciation: (hed'n tāl'), [key]a small South American characin fish,
Hemmigrammus ocellifer, having shiny red eyes and tail spots, often kept in aquariums. Also called
head'-and-tail'-light fish". Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.