Crochet lace edging: 4 combined shell & V's rows, and last row is scallops ~~ bicos de croche - Pesquisa do Google
Barrado em crochê.
OFICINA DO BARRADO: Barrados da Norminha
Crochet lace edgings by Nilza Souza, from her facebook photo album "Barrados". I like the all-white on top best (unfortunately it does not come with a chart), but the chart given for the blue and white in the middle is similar enough to be taken as a general guide.