Springtail Wiki

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Trade name

Grizzled Springtail

Common name North America

Also written as: Olive Springtail, Grizzled, Olive, Grizzeled Springtail, Grizled Springtail

Sold as Grizzled Springtail. The most likely species is Entomobryoides cf. dissimilis.

I bought this Open the key with this name selected. It starts from the species behind the name and asks what you can see.

What you probably have

These are the species the name may stand for. The order and the words show how sure we are.

  • Likely

    Entomobryoides cf. dissimilis

    Sold as the hobby culture Grizzled

    The 2026 identification is Entomobryoides cf. dissimilis. The cf. marks that the match is tentative. Anecdotal 1, 2

  • Unlikely

    Entomobrya griseoolivata

    This species does not have a page yet.

    The stock was sold as Entomobrya griseoolivata. The seller says the old identification was way off, because the animal is much larger than a typical Entomobrya. Anecdotal 1

Where the name comes from

The stock was sold under both common names and as Entomobrya griseoolivata. In 2026 the seller moved it to Entomobryoides cf. dissimilis. Anecdotal 1, 2

If you sell or buy under this name

Tip When an identification is tentative, write cf. before the species name and keep it until the match is confirmed. Anecdotal 1

Sources

  1. 1

    Major Springtail Hobby Identification Updates (2026)

    Pavy R. 2026. Springtails US

    Link works · Retailer

    Cited at Entomobrya griseoolivata Grizzled Springtail to Entomobryoides cf. dissimilis; Isotomurus retardatus Green Water Springtail to Isotomurus cf. louisiana.

  2. 2

    Springtail Identification and Common Name Resource

    Pavy R. Springtails US

    Link works · Retailer

    Cited at hobby name list, Entomobryoides cf. dissimilis "Olive Springtail" or "Grizzled Springtail".