Our interactive keys were produced in LUCID BUILDER. To use the keys published before 2009 you will need the program LUCID PLAYER v 2, which is available from Lucidcentral.com free of charge. To download LUCID PLAYER, click here. Once Lucid Player is installed on your computer, proceed by opening or downloading the key files (links below). You will need an internet connection to make use of the images in these keys. Microsoft Internet Explorer is also required. Note that the keys below can be very image intensive. Users with slow internet connections may experience long download waits. These keys are still in development, so the authors will appreciate any error reports or other comments. The users of these keys are asked to cite them as follows:

Keys produced in LUCID BUILDER v 3.4 (do not require stand alone LUCID PLAYER)

Please note that you may need to restart your internet browser if after using one key you want to use a different one from the same computer.

Alvarez-Padilla, F. and G. Hormiga. 2009. Key to the genera of the family Tetragnathidae (males). Review version 1.0.

Alvarez-Padilla, F. and G. Hormiga. 2009. Key to the genera of the family Tetragnathidae (females). Review version 1.0.

Dimitrov, D. 2009. Key to the species of the genus Cyrtognatha Keyserling, 1881 (Araneae, Tetragnathidae). Review version 1.0.

Keys produced in LUCID BUILDER v 2 (to use these keys LUCID PLAYER v 2 is required)

Miller, J.A. 2004. Key to the Genera of Erigonine Spiders in the Neotropics (Araneae, Linyphiidae, Erigoninae). Review version 0.5.

KEY TO THE GENERA OF ERIGONINE SPIDERS IN THE NEOTROPICS (ARANEAE, LINYPHIIDAE, ERIGONINAE) by Jeremy Miller

Agnarsson, I. 2003. Interactive Key to the World Genera of Cobweb Spiders (Theridiidae), version 1.0 beta.

Kuntner, M. 2003. Interactive Key to the World Genera of Nephiline Spiders (Tetragnathidae), version 1.0 beta.