Skip to content
Nature By NameSign inCreate an account

Other animals › Lumbricid Earthworms

Square-tailed Worm

Eiseniella tetraedra

Learn Square-tailed Worm freeHow it works
Wildlife study photograph from iNaturalist.
(c) pineten, some rights reserved (CC BY)

28 photos

Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.

See all photosAdd a photo

Photos you add are credited to you, and you keep the copyright.

Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Alaska.January 576, February 426, March 667, April 1,049, May 1,513, June 1,650, July 1,765, August 1,518, September 1,115, October 832, November 455, December 355.
United States12,136
Alaska11,922
Canada213
Quebec70
Ontario62
Colorado40
New Brunswick36
New York35
California30
British Columbia26

Counts show where people looked, not only where it lives.

Classification

KingdomAnimals · Animalia
PhylumSegmented Worms · Annelida
ClassClitellates · Clitellata
OrderTypical Earthworms · Crassiclitellata
FamilyLumbricid Earthworms · Lumbricidae
GenusEiseniella

Sources

Remember the name next time.

Practise Square-tailed Worm with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

Create a free accountHow it works