Symphytognathidae

Female Patu digua, copyright Facundo M. Labarque.


Belongs within: Araneoidea.

The Symphytognathidae are minute spiders that construct orb webs in the leaf litter of forests (Jocqué & Dippenaar-Schoeman 2007).

Characters (from Jocqué & Dippenaar-Schoeman 2007): Very small, <2 mm; clypeus and cephalic region high, fovea absent; four or six eyes present, anterior median eyes absent, arranged in two diads if four eyes, in three diads if six eyes; chelicerae fused over most of length or only near base, promargin with raised and toothed mound, fangs short; female palp reduced to an unsegmented lobe or absent; sternum broadly truncated posteriorly; legs with three tarsal claws; lungless; ecribellate; entelegyne.

Symphytognathidae [Symphytognathinae]
    |--Anapogonia Simon 1905 JD-S07
    |--Globignatha Balogh & Loksa 1968 JD-S07
    |--Curimagua Forster & Platnick 1977 JD-S07
    |    `--C. bayano Forster & Platnick 1977 A02
    |--Anapistula Gertsch 1941 S03
    |    |--A. caecula Baert & Jocqué 1993 S03
    |    `--A. secreta Gertsch 1941 S03
    |--Symphytognatha Hickman 1931 S03
    |    |--S. globosa Hickman 1931 W76
    |    `--S. picta Harvey 1992 S03
    `--Patu Marples 1951 S03
         |--P. digua Forster & Platnick 1977 S03
         |--P. marplesi FF99
         `--P. samoensis Marples 1951 S03

*Type species of generic name indicated

REFERENCES

[A02] Agnarsson, I. 2002. Sharing a web—on the relation of sociality and kleptoparasitism in theridiid spiders (Theridiidae, Araneae). Journal of Arachnology 30 (2): 181–188.

[FF99] Forster, R., & L. Forster. 1999. Spiders of New Zealand and their World-wide Kin. University of Otago Press: Dunedin (New Zealand).

[JD-S07] Jocqué, R., & A. S. Dippenaar-Schoeman. 2007. Spider Families of the World. Royal Museum for Central Africa: Tervuren (Belgium).

[S03] Schütt, K. 2003. Phylogeny of Symphytognathidae s.l. (Araneae, Araneoidea). Zoologica Scripta 32 (2): 129–151.

[W76] Wunderlich, J. 1976. Spinnen aus Australien. 1. Uloboridae, Theridiosomatidae und Symphytognathidae (Arachnida: Araneida). Senckenbergiana Biologica 57 (1–3): 113–124.

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