Leucauge dromedaria, the humped silver orb spider, is one of the long-jawed orb weaver spiders. A medium to large sized orb weaving spider, with a body length up to 15 mm long (female). Male to 6 mm. This species has a second pair of "humps" on the abdomen. Found in Australia, some south Pacific Islands and New Zealand. [1] [2] [3]