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Atergatis floridus

Tūngerengere (MG)

Shawl Crab

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General Information

COMMON NAMES: Shawl Crab

TRADITIONAL NAMES: Tūngerengere (MG)

GLOBAL DISTRIBUTION: NATIVE e.Africa - Japan - Cooks - Tuamotu - Hawai‘i

COOK ISLANDS STATUS: Native; Marine, near-shore

SIGNIFICANCE LIST: ; Poisonous to eat - serious

KEY FEATURES: Carapace 30x46mm (LxW). Carapace convex, smooth and non-granular; oval, W=1.5xL; anterolateral border with 3 slide notches, and posterior tooth; purple-red with irregular cream areas covered with purple spots. Cheliped palms hairless, smooth with distinct dorsal ridge.

Cook Islands Distribution

View Distribution Map

Southern Group: Present Makatea:
RR	MG	AT	MK	MT	AK	PL	TK	MN
P	^P				P

Northern Group:
TN	MH	RK	PK	NS	SW

Key to Symbols

blank	no data
-	absent	L	localised
X	extinct 'naturally'	W	widespread
XQi	quarantine intercepted	R	recent
XQe	eradicated	?	query preceding category
P	present	T?	taxonomic query
S	seasonal	nn	present, said to have no name
O	occasional	?1	present, name not investigated
++++	very common	?2	presence not verified, no name recorded
+++	common	N/A	absent, name not expected
++	uncommon
+	rare
Cook Islands islands: RR =Rarotonga, MG = Mangaia, AT =‘Ātiu, MK=Ma‘uke, MT=Miti‘āro, AK=Aitutaki, PL=Palmerston, PN=Penrhyn, MN=Manuae, TK=Takūtea, TN=Tongareva (TS=Tongaleva Spoken, TW=Tongareva Written, they say "el" but write "r"), MH=Manihiki, RK=Rakahanga, PK=Pukapuka, NS=Nassau, SW=Suwarrow. After a Polynesian name: ^=orthography query. Countries and other: FIJ=Fiji, WT=Wallis & Futuna, SAM=Samoa, TON=Tonga, NIU=Niue, CK=Cook Islands, CKM=Cook Islands Māori, FP=French Polynesia, AUS=Australs, SOC=Societies, TAH=Tahiti, TUA=Tuamotus, MQS=Marquesas, MNG=Mangareva, PIT=Pitcain group, EAS=Easter Island, HAW=Hawai‘i, NZ=New Zealand, NZM=New Zealand Māori

Scientific Taxonomy

Atergatis floridus
TAXONOMY: ANIMALIA; ARTHROPODA; CRUSTACEA; MALACOSTRACA; EUMALACOSTRACA; Eucarida; Decapoda; Reptantia; Brachyura; Brachygnatha; Brachyrhyncha; XANTHIDAE

Vouchers & References

Vouchers:
Cooks: No.117; Rarotonga: BPBM-Cat.1691; Mangaia: specimen+photo, NBSAP 10/2000, ID GM.

References:
Special Reference: Forest & Guinot 1961 [Fr.]; Edmondson 1962

Data Update History (information):
zB02, zD02

Web Resources

Citation Information

McCormack, Gerald (2007) Cook Islands Biodiversity Database, Version 2007.2. Cook Islands Natural Heritage Trust, Rarotonga. Online at http://cookislands.bishopmuseum.org.
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