Phylogeny of Aurelia in the Gulf of Mexico based on ITS-1.

Note Aurelia c.f. sp. 2 (based on mitochondrial COI) is grouped within the Aurelia sp. 2 clade. The tree was mid-rooted. Bootstrap values higher than 50% are shown (maximum likelihood, 1,000 realizations). Sequences obtained in this study are DI (Dauphin Island, AL) and LK (Long Key, FL). The other sequences were obtained from GenBank (see S1 Table).