Template:Shear, 1975

• Shear, W.A. 1975. The opilionid family Caddidae in North America, with notes on species from other regions (Opiliones, Palpatores, Caddoidea). The Journal of Arachnology 2(2): 65–88. BHL  
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(Note: In some external sources as "1975b", elsewhere as "1974" due to issue stating "May 1947" on both front cover and rear contents, whilst article header states "1975" and print date on rear cover states "May 1975")