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Poecilochroa rollini

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General Information

GLOBAL DISTRIBUTION: Carolines - Marquesas

COOK ISLANDS STATUS: Native; Land, lowlands - mountains; in ground litter

KEY FEATURES: xxx BodyL: CEPHALOTHORAX: Ovate, narrow part anterior, uniformly dark brown, appearing black to naked eye. ABDOMEN: Dark brown to black with one or two whitish crossbands dorsally, one at anterior end, the other about two-thirds of the way back. LEGS: Dark brown. EYES: Eight in two rows of four. WEB: None

SIMILAR SPECIES: Odontodrassus aphanes is distinguished by coloration and genitalia.

Enlarged Image of 'Poecilochroa rollini'

Cook Islands Distribution

View Distribution Map

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

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

Poecilochroa rollini Berland, 1933
TAXONOMY: ANIMALIA; ARTHROPODA; CHELICERATA; ARACHNIDA; Araneae (=Araneida); Araneomorphae; GNAPHOSIDAE. COMMENT: NB: Most spiders placed in this sub-order

Vouchers & References

Vouchers:
Aitutaki: 1 immature under bark "may belong to this species [Poicilochroa rollini]" (BJM60), , JBeatty says species needs to be checked, so far only this species is known to be native in Pacific. (pers.comm.2001).

References:
Special Reference: Marples, B.J. 1960. Spiders from some Pacific Islands, part IV The Cook Islands and Niue. Pacific Science. v.XIV:382-388.

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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