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them under its abdomen as if they were its own young. In fact, both male and female crabs are prevented from breeding and effectively castrated by the parasitic barnacle. Other mud crabs also act as hosts to the barnacle, but it was as a parasite of the knot-fingered mud crab that it was
252:
The knot-fingered mud crab is native to the subtropical western
Atlantic Ocean, its range including southern Florida, Bermuda, the Caribbean Sea, the West Indies, and along the coast of South America as far south as
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The knot-fingered mud crab is a small crab with unequal-sized chelae. The larger one is particularly broad and has teeth in the "molar area" and an immobile finger. Often this claw is worn and coalesced. The
271:, a species of parasitic barnacle that develops inside a host crab, manipulating the behaviour of the crab so that it cares for the barnacle's eggs, carrying them around and
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and upper side of the limbs are a dull mottled reddish colour while the undersides of the body and limbs are whitish. Individuals living in caves are paler in colour and have
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in Brazil. It was introduced into Hawaii in the 1950s and has also been present on the
Pacific Coast of California since the 1980s or earlier.
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223:. It can be distinguished from related species by its exceptionally broad and knobbly main
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Fofonoff, P.W.; Ruiz, G.M.; Steves, B.; Simkanin, C.; Carlton, J.T. (2017).
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412:"Introduced Crab Parasites Hijack Mud Crab Reproduction in Chesapeake Bay"
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414:. Smithsonian Environmental Research Center. August 2015
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359:. Smithsonian Marine Station at Fort Pierce
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314:Desbonne in Desbonne & Schramm, 1867"
167:Desbonne in Desbonne & Schramm, 1867
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265:This crab is sometimes parasitised by
357:Indian River Lagoon Species Inventory
347:Puglisi, Melany P. (1 October 2008).
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644:Crustaceans of the Atlantic Ocean
322:World Register of Marine Species
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1:
649:Crustaceans described in 1867
191:Panopeus herbstii granulosus
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32:Scientific classification
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248:Distribution and habitat
210:knot-fingered mud crab
194:A. Milne-Edwards, 1880
186:A. Milne-Edwards, 1880
385:Loxothylacus panopaei
308:Davie, Peter (2010).
268:Loxothylacus panopaei
444:Panopeus lacustris
351:Panopeus lacustris
312:Panopeus lacustris
244:with white spots.
205:Panopeus lacustris
161:Panopeus lacustris
25:Panopeus lacustris
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585:Open Tree of Life
436:Taxon identifiers
216:belonging to the
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143:P. lacustris
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183:Panopeus crassus
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353:Desbonne, 1867"
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278:first described
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16:Species of crab
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152:Binomial name
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416:. Retrieved
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105:Infraorder:
79:Malacostraca
24:
18:
598:SeaLifeBase
507:iNaturalist
418:11 December
231:Description
99:Pleocyemata
639:Xanthoidea
633:Categories
393:7 December
363:8 December
327:8 December
292:References
242:antennules
218:infraorder
119:Panopeidae
95:Suborder:
69:Arthropoda
389:. NEMESIS
255:Cabo Frio
221:Brachyura
214:true crab
137:Species:
109:Brachyura
55:Kingdom:
49:Eukaryota
525:10247315
459:Q6497447
453:Wikidata
273:brooding
238:carapace
227:(claw).
174:Synonyms
130:Panopeus
115:Family:
89:Decapoda
65:Phylum:
59:Animalia
45:Domain:
499:2227713
261:Ecology
212:, is a
125:Genus:
85:Order:
75:Class:
616:395018
590:139778
577:395018
564:902033
551:108103
512:260418
473:470297
284:being
208:, the
611:WoRMS
603:25693
538:98785
520:IRMNG
486:4CG75
318:WoRMS
225:chela
572:OBIS
546:NCBI
533:ITIS
494:GBIF
468:BOLD
420:2017
395:2017
365:2017
329:2017
481:CoL
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
