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Partula assimilis

Rarotonga Partula

Multimedia & Additional Resources

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Image:	Adult, Rarotonga	31KB
Image:	Adult, Rarotonga	16KB

General Information

COMMON NAMES: Rarotonga Partula

GLOBAL DISTRIBUTION: NATIVE Cook Islands (Rarotonga)

COOK ISLANDS STATUS: Native, Endemic of Cooks, 1-island; S.Group only (Rarotonga only - localised); Land, mid-elevation mountain valleys, 200-450m; under leaves

SIGNIFICANCE LIST: ; Globally endangered (seriously)

KEY FEATURES: Pale brown with apex reddish-brown or purple-black.

Cook Islands Distribution

View Distribution Map

Southern Group: Present Makatea: -
RR	MG	AT	MK	MT	AK	PL	TK	MN
++L	-	-	-	-	-	-	-	-

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

Partula assimilis Pease, 1867
TAXONOMY: ANIMALIA; MOLLUSCA; GASTROPODA; PULMONATA; Stylommatophora; Orthurethra; Partulacea; PARTULIDAE

More Information

SIGNIFICANCE NOTES -
BIODIVERSITY: Globally endangered (seriously). Comment: Very limited distribution, although locally abundant in Takuva‘ine Valley in forest ~220m elevation. [pers.obs. McCormack, 2005]

Vouchers & References

Vouchers:
Rarotonga: specimen, c.1870s, A.Garrett with ID as Partula hyalina in Garrett 1881 p.396 "not uncommon on bushes in the higher portions of a few valleys" and in some valleys there was a profusion of dead shells but no living ones indicating recent extinction; fieldspecimen+photo, Takuva‘ine Valley ~500ft, 1990s, G.McCormack with ID as Partula assimilis; specimens, Takuva‘ine on Te Ko‘u Track 600-900ft on leaves to 1-3m, 9/2005, Fred Brook, with ID Partula assimilis.

References:
None recorded.

Data Update History (information):
zTX, zB02, zM02, 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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