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Lamellidea pusilla

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Type	Description	Download
Image:	Might be mis-ID	62KB
Image:	Compare other ACHATINELLIDAE	72KB

General Information

GLOBAL DISTRIBUTION: NATIVE west of Marshalls; EXOTIC EXOTIC Micronesia - S.Pacific (? - Fiji - Mangareva, Hawai‘i)

COOK ISLANDS STATUS: Introduced - Polynesian, naturalised OR Native; S.Group - widespread; N.Group ?; Land

KEY FEATURES: Small snail with turret-like shell.

SIMILAR SPECIES: Lamellidea oblonga has Ø:L = 1:2.5 (vs 1:2).

Cook Islands Distribution

View Distribution Map

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

Lamellidea pusilla (Gould, 1847)
SYNONYMS: Lamellidea (Lamellidea) pusilla (Gould, 1847); Tornatellina conica Mousson, 1869; Tornatellina nitida Pease, 1860; Lamellina serrata Pease, 1860; Tornatellina serrata (Pease, 1860)

TAXONOMY: ANIMALIA; MOLLUSCA; GASTROPODA; PULMONATA; Stylommatophora; Orthurethra; Achatinellacea; ACHATINELLIDAE / TORNATELLINIDAE

Vouchers & References

Vouchers:
Rarotonga: specimens, reported 1881 Garrett, as Tornatellina serrata, Tornatellina nitida & Tornatellina conica, "not uncommon ... forests near sea-shore" and listed for Rarotonga, Mangaia, Atiu, & Aitutaki; specimens, 1994, in undisturbed forest, J.Craig, as Lamellidea pusilla; specimens, 2005/10, coastal scrublands and remnant forests, Fred Brook as Lamellidea pusilla, in report 2005/11. Mangaia: specimens, reported 1881 Garrett, as Tornatellina serrata, Tornatellina nitida & Tornatellina conica, "not uncommon ... forests near sea-shore" and listed for Rarotonga, Mangaia, Atiu, & Aitutaki. Atiu: specimens, reported 1881 Garrett, as Tornatellina serrata, Tornatellina nitida & Tornatellina conica, "not uncommon ... forests near sea-shore" and listed for Rarotonga, Mangaia, Atiu, & Aitutaki. Mitiaro: specimens, 1994, virtually every environment and both archaeological sites, J.Craig, as Lamellidea pusilla Aituaki: specimens, reported 1881 Garrett, as Tornatellina serrata, Tornatellina nitida & Tornatellina conica, "not uncommon ... forests near sea-shore" and listed for Rarotonga, Mangaia, Atiu, & Aitutaki.

References:
None recorded.

Data Update History (information):
zTX, zB02, zM05b

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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