Articles

• Trichodatylidae from Venezuela, Colombia, and Ecuador (Crustacea: Brachyura)

  Alfred E. Smalley, Gilberto Rodriguez (Author)

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• Notes on Skeletal Variation, Tooth Replacement, and Cranial Suture Closure of the Porcupine (Erethizon Dorsatum)

  John F. Sutton (Author)

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• Revision of Louteridium (Acanthaceae)

  Alfred Richardson (Author)

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