Geograpsus lividus

Geograpsus lividus is a species of crab in the family Grapsidae.[1][2]

Illustration of Geograpsus lividus from Grapsoid Crabs of America (1918), Rathbun, Mary J.

Geograpsus lividus
Geograpsus lividus
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Subphylum:
Crustacea
Class:
Malacostraca
Order:
Decapoda
Infraorder:
Brachyura
Family:
Grapsidae
Genus:
Geograpsus
Species:
G. lividus
Binomial name
Geograpsus lividus

Description

Geograpsus lividus can reach a width of about 25–35 millimetres (0.98–1.38 in).[3][4] Cephalothorax is globose, smooth and without tubercles.[5] Chelar tubercles are restricted to the upper half of the chelae.[6]

Distribution

Geograpsus lividus is present in the Western Atlantic Ocean and in the East Pacific.[1][6][7] It can be found on both coasts of America from the central Gulf to Chile and the Galapagos Islands, and from Florida to Brazil.[3]

Habitat

These crabs live among rocks and stones and in the high tide and splash zones.[3]

gollark: Oh, a "spun" code.
gollark: Aeons... aeons everywhere.
gollark: I only hunt at the :x0 and :x5 things anyway.
gollark: Why does that last part matter much?
gollark: I think fish said something about 3am-10am?

References
  1. Catalogue of life
  2. Encyclopedia of life
  3. CBRAT - Coastal Biodiversity Risk Analysis Tool
  4. Jac Forest,Carel von Vaupel Klein Treatise on Zoology - Anatomy, Taxonomy, Biology. The Crustacea, Volume 3
  5. Jose A. Cuesta, Guillermo Guerao, Christoph D. Schubart, Klaus Anger Morphology and growth of the larval stages of Geograpsus lividus (Crustacea, Brachyura), with the descriptions of new larval characters for the Grapsidae and an undescribed setation pattern in extended developments
  6. Gustav Paulay & John Starmer (2011). "Evolution, insular restriction, and extinction of oceanic land crabs, exemplified by the loss of an endemic Geograpsus in the Hawaiian Islands". PLoS ONE. 6 (5): e19916. doi:10.1371/journal.pone.0019916. PMC 3095624. PMID 21603620.
  7. ITIS Report
  • Williams, Austin B., Lawrence G. Abele, D. L. Felder, H. H. Hobbs, Jr., R. B. Manning, et al. (1989) Common and Scientific Names of Aquatic Invertebrates from the United States and Canada: Decapod Crustaceans, American Fisheries Society Special Publication 17


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