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Figure 1 | Frontiers in Zoology

Figure 1

From: Evolutionary history of Chaetognatha inferred from molecular and morphological data: a case study for body plan simplification

Figure 1

Five main phylogenetic hypotheses of chaetognaths relationships. Hypothesis based on morphological data: A, Tokioka [21]. B, Tokioka [22], C, Casanova [24], D Salvini-Plawen [26]. E, data presented here. A, Aphragmophora; Bi, Biphragmophora; Ch, Chorismogonata; Ct, Ctenodontina; Fl, Flabellodontina; Mo, Monophragmophora; P, Phragmophora; Sy, Syngonata.

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Frontiers in Zoology

ISSN: 1742-9994