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Other animals › Oregoniidae

contracted crab

Hyas coarctatus

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Wildlife study photograph from iNaturalist.
(c) ruseva, some rights reserved (CC BY)

27 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.

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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 Quebec.January 236, February 205, March 319, April 760, May 1,400, June 926, July 773, August 710, September 624, October 523, November 305, December 276.
Canada14,856
Quebec7,056
Nova Scotia5,420
United States5,042
Alaska4,960
Newfoundland and Labrador1,611
New Brunswick639
Nunavut66
Massachusetts47
Prince Edward Island34

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

Traits

Physical

  • ExoskeletonHas a hard external skeletonFrom its classification

Classification

KingdomAnimals · Animalia
PhylumArthropods · Arthropoda
ClassMalacostracans · Malacostraca
OrderDecapods · Decapoda
FamilyOregoniidae
GenusLyre Crabs · Hyas

Sources

Remember the name next time.

Practise contracted crab with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

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