Ideoblothrus linnaei is a species of pseudoscorpion in the Syarinidae family.

It was described in 1991 by Australian arachnologists Mark Harvey and Mei Chen Leng.

The specific epithet linnaei honours Swedish taxonomist Carl Linnaeus (1707-1778), to mark the 250th anniversary of the publication of the 10th edition of his Systema Naturae.

[1] The species occurs in the Pilbara region of North West Australia]].

The type locality is Mesa A, some 50 km west of the iron-ore mining town of Pannawonica.