Monday, October 11, 2010

Araeostoma

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Araeostoma Turner, 1917


Araeostoma Turner, 1917, Lepidopterological gleanings, Proceedings of the Royal Society of Queensland  29: 70–106 [97]. Type species: Araeostoma aenicta Turner, 1917 by monotypy.
Araeostoma Turner, 1917 [Cryptophasidae]. Fletcher, T. B., 1929, A list of generic names used for Microlepidoptera. Memoirs of the Department of Agriculture of India,  11: 1-244 [20].
Araeostoma Turner, 1917. Common, in Nielsen, Edwards, & Rangsi, 1996, Checklist of the Lepidoptera of Australia. Monographs on Australian Lepidoptera, 4: i-xiv, 1-529 & CD-ROM [85].
Araeostoma Turner, 1917. Beccaloni, G. W., Scoble, M. J., Robinson, G. S. & Pitkin, B. (Editors). 2003. The Global Lepidoptera Names Index (LepIndex). World Wide Web electronic publication. http://www.nhm.ac.uk/entomology/lepindex [accessed 7 April 2010].
Araeostoma Turner, 1917. Edwards, E. D. (2003), Xyloryctinae. Australian Faunal Directory. Australian Biological Resources Study, Canberra. http://www.environment.gov.au/biodiversity/abrs/online-resources/fauna/afd/taxa/XYLORYCTINAE [accessed 13 June 2010].

Original description, Turner, 1917
Gen. Araeostoma nov.
αραιοσομος, with weak mouth.
Tongue weakly developed, nearly obsolete. Labial palpi short, not reaching base of antennae, smooth, slender. Antennae of ♂ unipectinate. Thorax smooth. Posterior tibiae rough-haired. Forewings with 2 from 2/3, 7 and 8 long-stalked, 7 to apex. Hindwings with 3 and 4 connate, 6 and 7 connate. [Forewings with CuA2 from 2/3, R5 and R4 long-stalked, R5 to apex. Hindwings with Cu1 and M3 connate, M1 and Rs connate.]
Distinguished from Plectophila by the nearly obsolete tongue, short palpi, and peculiar male antennae. In general facies the following species [Araeostoma aenicta] nearly resembles Plectophila poliochyta Turn. [Clerarcha poliochyta].

Description:
Head:
Thorax:
Abdomen:

Immature stages:

Distribution: New South Wales, Queensland. Endemic. (Edwards, 2003).

Remarks:

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Araeostoma aenicta Turner

Araeostoma aenicta♀, - NSW, Windang, 29. Sep. 1966, V.J. Robinson leg. (LWC). [AMO].


Araeostoma aenicta - NSW, Windang, 9. Sep. 1969, V.J. Robinson leg. (LWC). [AMO].


Araeostoma aenicta Turner, 1917. Lepidopterological gleanings. Proc. R. Soc. Qld 29: 70–106 [98]. Syntypes: ANIC 1 ♂, 3♀, Brisbane, Qld.
Araeostoma aenicta Turner, 1917 [Cryptophasidae]. Fletcher, T. B., 1929, A list of generic names used for Microlepidoptera. Memoirs of the Department of Agriculture of India,  11: 1-244 [20].
Araeostoma aenicta Turner, 1917. Common, in Nielsen, Edwards, & Rangsi, 1996, Checklist of the Lepidoptera of Australia. Monographs on Australian Lepidoptera, 4: i-xiv, 1-529 & CD-ROM [87].
Araeostoma aenicta Turner, 1917. Beccaloni, G. W., Scoble, M. J., Robinson, G. S. & Pitkin, B. (Editors). 2003. The Global Lepidoptera Names Index (LepIndex). World Wide Web electronic publication. http://www.nhm.ac.uk/entomology/lepindex [accessed 5 May 2010].
Araeostoma aenicta Turner, 1917. Edwards, E. D. (2003), Xyloryctinae. Australian Faunal Directory. Australian Biological Resources Study, Canberra. http://www.environment.gov.au/biodiversity/abrs/online-resources/fauna/afd/taxa/XYLORYCTINAE [accessed 13 June 2010].

Original description, Turner 1917
Araeostoma aenicta n. sp.
αινιχτος, obscure
♂ ♀ 17-28. head and thorax with some whitish scales. Palpi short, slender, not reaching base of antennae; terminal joint in ♂ ½, in ♀ ¼; fuscous mixed with whitish in ♀. Antennae fuscous, in ♀ with obscure whitish annulations, pectinations in ♂  3. Abdomen fuscous, apices of segments on dorsum reddish-ochreous on sides and lower surface whitish in ♀. Legs fuscous mixed with ochreous-whitish; posterior pair mostly ochreous-whitish. Forewings elongate-oval, costa strongly arched, apex rounded, termen obliquely rounded; fuscous with patchy whitish irroration; a dark fuscous discal dot above middle at 1/3, a second obliquely elongate before 2/3; posterior third of costal edge whitish with four dark fuscous dots; a fine crenulate whitish line just before termen; cilia fuscous, in ♀ with some whitish admixture. Hindwings and cilia fuscous.
Q. Brisbane in September; four specimens (1 ♂, 3 ♀) received from Mr. R. Illidge. 

Diagnosis: Small moths distinguished by the unipectinate antennae of the male.
Description:
Head:
Thorax:
Abdomen:
Food plants:
Flight period: September.
Distribution: New South Wales, Queensland. Endemic. (Edwards, 2003).

Remarks: Specimens in the Australian Museum and the Queensland Museum are lighter in colour than those in the ANIC.