Other animals › Sesarmid Marsh Crabs
Mangrove Tree Crab
Aratus pisonii
24 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.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
Squareback Marsh CrabArmases cinereum
Aratus pacificus
Armases angustipes
Mottled Shore CrabPachygrapsus transversus
Violet Vinegar CrabEpisesarma versicolor
Humic Marsh CrabArmases ricordi
Sally Lightfoot CrabGrapsus grapsus
Mangrove Root CrabGoniopsis cruentata
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 2,479 |
|---|---|
| Brazil | 81 |
| Mexico | 65 |
| Texas | 64 |
| Georgia | 41 |
| Panama | 32 |
| Provincia de Bocas del Toro | 28 |
| Quintana Roo | 22 |
| Veracruz de Ignacio de la Llave | 21 |
| Kansas | 20 |
Counts show where people looked, not only where it lives.
Traits
Physical
- ExoskeletonHas a hard external skeletonFrom its classification
Classification
| Kingdom | Animals · Animalia |
|---|---|
| Phylum | Arthropods · Arthropoda |
| Class | Malacostracans · Malacostraca |
| Order | Decapods · Decapoda |
| Family | Sesarmid Marsh Crabs · Sesarmidae |
| Genus | Aratus |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Mangrove Tree Crab with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.