Reputable Spider lists?

Trying to find a reputable spider list... what do you recommend?

[profitpuppy]

Hi, have been looking at my log files and trying to work out which spiders are what and why some bots like some of my sites more than others.

Anyone know of a good spider list? free or otherwise?

[volatilegx]

[webmasterworld.com...]

[wilderness]

[webmasterworld.com...]