Zephyrarchaea marae, the West Gippsland assassin spider, is a spider in the family Archaeidae.

The species was first described by Michael G. Rix and Mark Harvey in 2012.

[1] The species specific name is a patronym in honour of Dr. Māra Blosfeld.

[2] The species is known only from temperate rainforest and mesic closed forest habitats Dandenong and Strzelecki Ranges of West Gippsland, south and southeast of Melbourne.

[2] The species is found throughout several national parks, and does not require any conservation action.