Untangling the systematic dilemma behind the roughskin spurdog Cirrhigaleus asper (Merrett, 1973) (Chondrichthyes: Squaliformes), with phylogeny of Squalidae and a key to Cirrhigaleus species

• Sarah Viana ,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Validation, Visualization, Writing – original draft

  * E-mail: stviana@gmail.com

  Affiliations Department of Ichthyology and Fisheries Science, Rhodes University, Makhanda (Grahamstown), South Africa, NRF–South African Institute for Aquatic Biodiversity, Makhanda (Grahamstown), South Africa, Departamento de Zoologia, Instituto de Biociências, Universidade de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0002-6905-9292

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• Karla D. A. Soares

  Roles Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – review & editing

  Affiliation Departamento de Zoologia, Instituto de Biologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil

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