The family Caprellidae (Amphipoda: Caprelloidea: Caprellidae) from Campos Basin, Southwestern Atlantic, with a key of species occurring in Brazil Author Mauro, Fábio Da Motta Author Serejo, Cristiana Silveira text Zootaxa 2015 4006 1 103 127 journal article 10.11646/zootaxa.4006.1.5 7189ce79-7e1a-4a90-ada1-dafeccd3a588 1175-5326 245976 DE692C37-9B70-468E-8AF1-E5BA03AB2918 Mayerella Huntsman, 1915 Diagnosis. Antenna 2 flagellum 2-articulate, swimming setae absent; mandible palp 3-articulate, last article setal formula 1-x- 1, 1 single apical setae or 2 (a medial and an apical one); molar present; pereopods 3–4 2-articulate; pereonite 5 with insertion at mid-length; pereopod 5 2–4 articulate; male abdomen with pair of appendages, female abdomen with pair of lobes.