Explore Map Collection

Check out our basemaps

Print a Map Plus

Generate a high-quality PDF

Discover local flora, fauna, geology, and more

Local Flora & Fauna

Learn the ecology of your area

Learn the geologic formation at your feet

Get Started or Sign In

Welcome

Sign up to start exploring the one-of-a-kind Natural Atlas Topo map

Continue with Apple

Or

Already have an account? Sign In

MAP

Topo

Rock Formations

Measure

Copyright © Natural Atlas | Roads, Buildings © OSM Contributors | Data Sources

Topo

Ecoregions

Public Lands

...

BASEMAPS

Default Weather

Temperature

Smoke

...

WEATHER

View All Photos

Crustaceans

Crustacea (subphylum)

On the Web

On Wikipedia

Crustaceans (Crustacea ) form a large, diverse arthropod taxon which includes such animals as crabs, lobsters, crayfish, shrimps, prawns, krill, woodlice, and barnacles. The crustacean group can be treated as a subphylum under the clade Mandibulata; because of recent molecular studies it is now well accepted that the crustacean group is paraphyletic, and comprises all animals in the clade Pancrustacea other than hexapods. Some crustaceans (Remipedia, Cephalocarida, Malacostraca) are more closely related to insects and the other hexapods than they are to certain other crustaceans.The 67,000 described species range in size from Stygotantulus stocki at 0.1 mm (0.004 in), to the Japanese spider crab with a leg span of up to 3.8 m (12.5 ft) and a mass of 20 kg (44 lb). Like other arthropods,…

Read More on Wikipedia

Your Checklist

You have noted 0 Crustaceans

Learn How to Take A Field Note

Range Map

Range Maps show field notes recorded by Natural Atlas contributors and other datasets via GBIF.org

Join Natural Atlas to keep track of the Crustaceans you see on your outings.

Join Natural Atlas

Already have an account?

Top Observers