Fig. 4

Maximum Likelihood phylogenetic tree of 17 species of the family Rissoidae. Inferred with RAxML v8.2.7 [85] under the GTR model of substitutions. Highlighted in blue are Cingula trifasciata from the Azores and Vigo; in yellow, the recognized species Alvania formicarum and A. mediolittoralis. Asterisks (*) indicate support values below 70%. Accession numbers provided in the tree