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Fig. 2 | Frontiers in Zoology

Fig. 2

From: Feeding ecology in sea spiders (Arthropoda: Pycnogonida): what do we know?

Fig. 2

Mouth openings of different pycnogonid families showing different morphologies. Dorsal is up. Originals, except A, B, C, F, G after [119]. Bars 20 μm. a Endeis spinosa, mouth surrounded by setae (arrows) and lips fringed with many microtrichia. b Callipallene tiberi, mouth closed, lips fringed with microtrichia. c Callipallene phantoma, mouth open, lips fringed with microtrichia. d Nymphon gracile, lips fringed with few microtrichia. e Pycnogonum littorale, lips occasionally fringed with microtrichia. f Ammothella appendiculata, mouth without seta or microtrichia, but fringed with papillae. g Anoplodactylus angulatus, mouth equipped with three valves

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