Difference between revisions of "New insects on guam"
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Revision as of 22:06, 1 July 2007
New Insects Detected on Guam between 1998 and 2007
Contents
COLEOPTERA
Scarabeidae
Popillia near taiwana
- 2004?
Curculionidae, weevils
Myllocerus sp.
- 2003
HOMOPTERA
Diaspididae, armored scales
Aulascaspis yasumatsui, Asian cycad scale
- 2003
Pseudaulacaspis cockerelli, False oleander scale
- 2003
Aleyrodidae, Whiteflies
During a survey of whiteflies and parasitoids on Pacific islands, De Barro (1997) found eight exotic species on Guam, five of which were new island records.
Aleurocanthus spiniferus
- 1997 De Barro 1997 p
- This is a minor pest of citrus. In the Pacific it was previously known from the Northern Mariana Islands, Palau and Hawaii. Elsewhere it is widely distributed through south-east Asia and central Africa and is widely distributed through the warmer parts of world. It is known from Australia. Now known to be also in Papua New Guinea, Truk and Guam.
Aleurotuberculatus nr takahashi
- 1997 De Barro 1997 x
- Aleurotuberculatus nr takahashii on citrus. This is not regarded as a pest. It is not known from the Pacific and most probably originated from India.
Dialeurodes citrifolii
- 1997 De Barro 1997 p
- Dialeurodes citrifolii on citrus. This species has previously been known in the Pacific only from Western Samoa and elsewhere from India, Japan, China, Vietnam, Caribbean, Central America, Brazil, Venezuela and the southern USA. It is a pest of citrus.
Dialeuropora decempunctata
- 1997 De Barro 1997 x
- Dialeuropora decempuncta on Annona reticulata. In the Pacific it has been previously described from New Caledonia and Tonga. Elsewhere it has been recorded from India, Pakistan, Sri Lanka, Cambodia, Thailand, Malaya and Taiwan. It is not known to be a pest.
Tetraleurodes acaciae
- 1997 De Barro 1997 x
- De Barro 1997 found this species on papaya. This is an unusual record. It has been recorded from Mexico, southern USA and Jamaica. It is new to the Pacific. Now known to be in Guam.
Metaleurodes cardini, Cardin’s whitefly
- 2004
Aleurotrachelus trachoides
- 2004
References
De Barro 1997. Survey of Bemesia tabaci biotype B whitefly (also known as B. argentifolii) and its natural enemies in the South Pacific. Report downloaded from http://www.spc.int/pps/PPPO-2/ACIAR_Whitefly_final_report.doc on June 29, 2007.
