Gyrinus

You can even detect a water-bug (Gyrinus) ceaselessly progressing over the smooth surface a quarter of a mile off; for they furrow the water slightly, making a conspicuous ripple bounded by two diverging lines, but the skaters glide over it without rippling it perceptibly.

Walden 2004

It required the extraordinary acumen of the great Cuvier at once to recognize, when the first specimens [v. 03 p. 0069] of the _Gyrinus edulis_ or _Axolotl_ of Mexico were brought to him by Humboldt in the beginning of the 19th century, that these Batrachians were not really related to the Perennibranchiates, such as _Siren_ and _Proteus_, with which he was well acquainted, but represented the larval form of some air-breathing salamander.

Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" Various

They reminded me of bees and flies, and sometimes with a strong light on them they were like those small polished black and silvery-white beetles (Gyrinus) which we see in companies on the surface of pools and streams, perpetually gliding and whirling about in a sort of complicated dance.

Afoot in England 1881

We caught also several little animals, all of the same species, which swam about on the surface of the water with the greatest rapidity, performing the same kind of evolutions that we see in a little black and white insect (Gyrinus) which swims on the top of tranquil pools in

Journals of Two Expeditions of Discovery in North-West and Western Australia, Volume 2 George Grey 1855

Not only were those familiars there, but they were represented by species belonging to the typical genera -- Gyrinus, Colymbetes, and Hydrophilus.

The Naturalist in Nicaragua Thomas Belt 1855

You can even detect a water-bug (Gyrinus) ceaselessly progressing over the smooth surface a quarter of a mile off; for they furrow the water slightly, making a conspicuous ripple bounded by two diverging lines, but the skaters glide over it without rippling it perceptibly.

Walden, or Life in the woods 1854

You can even detect a water-bug (Gyrinus) ceaselessly progressing over the smooth surface a quarter of a mile off; for they furrow the water slightly, making a conspicuous ripple bounded by two diverging lines, but the skaters glide over it without rippling it perceptibly.

Walden~ Chapter 09 (historical) 1854

You can even detect a water-bug (Gyrinus) ceaselessly progressing over the smooth surface a quarter of a mile off; for they furrow the water slightly, making a conspicuous ripple bounded by two diverging lines, but the skaters glide over it without rippling it perceptibly.

Walden Henry David Thoreau 1839

(1514-1578) has alluded to it as _Gyrinus edulis_ or _atolocatl_, and as

Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" Various