Phonognatha guanga Barrion & Litsinger, 1995

Kallal, Robert J. & Hormiga, Gustavo, 2018, Systematics, phylogeny and biogeography of the Australasian leaf-curling orb-weaving spiders (Araneae: Araneidae: Zygiellinae), with a comparative analysis of retreat evolution, Zoological Journal of the Linnean Society 184, pp. 1055-1141 : 1134

publication ID

25576C4-95FF-4B35-817E-1B9678458A2B

publication LSID

lsid:zoobank.org:pub:25576C4-95FF-4B35-817E-1B9678458A2B

persistent identifier

https://treatment.plazi.org/id/03385970-FFAD-3171-F8E9-5A0AFBB6FEAF

treatment provided by

Plazi

scientific name

Phonognatha guanga Barrion & Litsinger, 1995
status

 

Phonognatha guanga Barrion & Litsinger, 1995 . Philippines: Luzon Island, Laguna Province, Los

Baños, IRRI Farm, 4.iv.1984, A. T. Barrion, female holotype ( IRRI, not examined); Liliw, Tuybaana

Village, 14.iii.1979, T. J. Perfect, subadult female paratype ( IRRI, not examined) .

This species from the Philippines was originally described as a member of Phonognatha without providing an explicit justification of why the Philippine species should be classified in the genus. Unlike Phonognatha or closely related taxa, this species has a high clypeus, abdomen without dark-on-white markings, truncate abdomen with a posterior tubercle, V-shaped epigynum, lack of copulatory ducts inside a capsule and non-lobed spermathecae. Furthermore, there is no note about an orb web with leaf retreat; this specimen was collected under leaves. This species is a member of Linyphiidae as pointed out by Hormiga (1998). The illustrations of the epigynum of the holotype ( Barrion & Litsinger, 1995: fig. 321F, G) clearly suggest that guanga is a member of the genus Neriene , as delimited and diagnosed in van Helsdingen’s (1969) monograph, based on the presence of spirally coiled grooves in the atrium [e.g. see van Helsdingen’s (1969) figs 347 and 386 for two examples of the epigyna of Oriental species]. Barrion & Litsinger (1995) also describe two species of Neriene under the tetragnathid genus Meta , as pointed out by Hormiga (1998). Wunderlich (2008: 94) had also suggested that these two species are linyphiids.

IRRI

International Rice Research Institute

T

Tavera, Department of Geology and Geophysics

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Araneidae

Genus

Phonognatha

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