Pectinariidae (Annelida, Terebelliformia) from off southeastern Brazil, southwestern Atlantic Author Nogueira, João Miguel De Matos Author Ribeiro, William M. G. Author Carrerette, Orlemir Author Hutchings, Pat text Zootaxa 2019 2019-03-28 4571 4 489 509 journal article 27805 10.11646/zootaxa.4571.4.3 89217b4b-720f-409c-9b30-69c6b7332391 1175-5326 2614189 62AE5784-A6E5-479B-835A-32B5F9828FC3 Key for the species of Pectinariidae reported from off the Brazilian coast 1. Opercular margin smooth................................................................................ 2 - Opercular margin with cirri.............................................. Amphictene catharinensis ( Grube, 1870 ) 2. Cephalic veil with cirri; clearly marked transition between scaphe and posterior body................................ 3 - Cephalic veil smooth, except for medial extension; poorly marked transition between scaphe and posterior body................................................................................................ Petta alissoni n. sp. 3. Numerous pairs of scaphal hooks, from ~10 to more than 20................................................... 4 - Few pairs of scaphal hooks, less than 5..................................................... Pectinaria regalis * 4. Scaphal hooks distally flattened, lanceolate.................................................. Pectinaria gouldii * - Scaphal hooks distally pointed, slightly curved, sigmoid.................................... Pectinaria nonatoi n. sp.