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Neoliomera richtersii Richters Round Crab

Neoliomera richtersii is commonly referred to as Richters Round Crab. Difficulty in the aquarium: There are no reports available yet that this animal has already been kept in captivity successfully.


Profilbild Urheber Scott & Jeanette Johnson, Kwajalein Unterwater

Neoliomera richtersii, 15mm, Kwajalein


Courtesy of the author Scott & Jeanette Johnson, Kwajalein Unterwater . Please visit www.underwaterkwaj.com for more information.

Uploaded by Muelly.

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lexID:
18598 
AphiaID:
208997 
Scientific:
Neoliomera richtersii 
German:
Richters Rundkrabbe 
English:
Richters Round Crab 
Category:
Granchi 
Family tree:
Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family) > Neoliomera (Genus) > richtersii (Species) 
Initial determination:
(De Man, ), 1889 
Occurrence:
French Polynesia, Hawaii, Indo Pacific, Marschall Islands, South-Pazific, Tahiti, Tuamoto Islands 
Marine Zone:
Intertidal (Eulittoral), intertidal zone between the high and low tide lines characterized by the alternation of low and high tide down to 15 meters 
Sea depth:
1 - 5 Meter 
Habitats:
Lagoons, Seawater, Sea water, Under rocks, under stones 
Size:
1,5 cm 
Temperature:
°F - 82.4 °F (°C - 28°C) 
Food:
Carrion, No reliable information available, omnivore 
Difficulty:
There are no reports available yet that this animal has already been kept in captivity successfully 
Offspring:
None 
CITES:
Not evaluated 
Red List:
Not evaluated (NE) 
Related species at
Catalog of Life
:
  • Neoliomera cerasinus
  • Neoliomera demani
  • Neoliomera intermedia
  • Neoliomera lippa
  • Neoliomera nobilii
  • Neoliomera ovata
  • Neoliomera praetexta
  • Neoliomera richteroides
 
More related species
in this lexicon
:
 
Author:
Publisher:
Meerwasser-Lexikon.de
Created:
Last edit:
2026-09-10 16:39:26 

Info

Neoliomera richtersii (De Man, 1889)m.

Many species of the family Xanthidae can be poisonous, although they themselves have no poisonous apparatus (poisonous teeth, poisonous spines, poisonous glands in the skin), the consumption of these crustaceans can even be fatal for humans. Such animals are considered passive-poisonous.
The toxins of crabs (saxitoxin and tetrodotoxin) are produced by endobacteria and stored in the flesh of the crab, these e are highly potent and similar to the neurotoxins of puffer fish and just as deadly.
In its raw and cooked meat, consumption of the crab meat is toxic to humans!

Please be sure to clarify whether the meat of these crabs is toxic or non-toxic before eating it!
Call an emergency doctor immediately at the first signs of poisoning (e.g. breathing problems, muscle cramps)!

The good news is there’s no way you can be exposed to these toxins if you don’t try to eat these crabs – a bite or a jab isn’t going to do the job.

The bad news for those who unwittingly consume these crabs is that cooking the meat isn’t going to make the toxins any less effective.

Fortunately, toxic crabs don’t want to be eaten just as much as we shouldn’t be eating them, so they help us out with their glorious warning colours.

Synonymised names
Actaeodes richtersii De Man, 1889 · unaccepted > superseded combination

External links

  1. Biodiversity of Heritage Library (en). Abgerufen am 09.09.2026.
  2. Decapoda - Originalbeschreibung (de). Abgerufen am 09.09.2026.
  3. jstage.jst.go.jp (en). Abgerufen am 09.09.2026.
  4. researchgate (en). Abgerufen am 09.09.2026.
  5. Wikipedia (de). Abgerufen am 09.09.2026.

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