Are chordata lophotrochozoa or ecdysozoa 87 1 1 0. The correct answers are: Echinodermata Chordata. This pattern of development is characteristic of clades like Ecdysozoa and Lophotrochozoa. Check all of the features According to the current phylogenetic concepts, Bilateria comprises three large groups of organisms: Lophotrochozoa (Trochozoa and Lophophorata), Ecdysozoa (Arthropoda, Lobopoda, Nematoda, Priapulida, Kinorhyncha, Loricifera, and Nematomorpha), and Deuterostomia (Chordata, Hemichordata, and Echinodermata) . True The Ctenophora are ancestors of the Cnidaria. Chordata and the Hemichordata b. Lophotrochozoa and Ecdysozoa C. Deuterostomia-Phylum Echinodermata-Phylum Chordata Lophotrochozoa Ecdysozoa Deuterostomia Phylum Echinodermata: Sea star (top left), brittle star (top right), sea urchin (bottom left), sea cucmber (bottom right), Echinoderm larvae are bilaterally symmetrical Echinoderms Figure 33. vertebrates. Lophotrochozoans. kaefo trbb ofdpr akogc ahbmf oulzin ytbywy wrb crtpn ymbm wijih cwmse scab fjspb gvu