Infraorder MYGALOMORPHAE Pocock, 1892
Mygalomorphae
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Infraorder MYGALOMORPHAE Pocock, 1892
Compiler and date details
30 March 2006 - Valerie Todd Davies (1984, including the Lycosidae by R.J. McKay); B.J. Richardson & Marek Zabka (Salticidae); Robert J. Raven (2006, updated and expanded); Nephila updated May 2008
Introduction
The Mygalomorphae are the early spiders and considered the sister group of the Araneomorphae. They are burrowers and trapdoor builders in which the fang action is vertical or diagonally transverse and there are 2 pairs of booklungs.
Diagnosis
Spiders with paraxial fangs, two pairs of book lungs, terminal posterior lateral spinnerets much larger than anterior laterals and abdomen lacking external segmentation.
Diagnosis References
Raven, R.J. 1985. The spider infraorder Mygalomorphae (Araneae): Cladistics and Systematics. Bulletin of the American Museum of Natural History 182(1): 1-180 [Date published December 5, 1985] [9]
History of changes
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| 12-Feb-2010 | (import) |