Cryptaranea is a genus of South Pacific orb-weaver spiders first described by D. J. Court & Raymond Robert Forster in 1988.
Species it contains seven species, all found in New Zealand: Cryptaranea albolineata (Urquhart, 1893) – New Zealand Cryptaranea atrihastula (Urquhart, 1891) – New Zealand Cryptaranea invisibilis (Urquhart, 1892) – New Zealand Cryptaranea stewartensis Court & Forster, 1988 – New Zealand Cryptaranea subalpina Court & Forster, 1988 – New Zealand Cryptaranea subcompta (Urquhart, 1887) – New Zealand Cryptaranea venustula (Urquhart, 1891) – New Zealand
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