Fig. 3From: Photoreceptor genes in a trechine beetle, Trechiama kuznetsovi, living in the upper hypogean zoneA maximum likelihood tree for visual opsin genes. Bootstrap probabilities are provided on nodes. OTU names consist of the abbreviated species names, gene names and accession numbers: Tkuz, Trechiama kuznetsovi; Pcha, Pogonus chalceus; Gmar, Gyrinus marinus; Tmar, Thermonectus marmoratus; Tcas, Tribolium castaneum; Amel, Apis melliferaBack to article page