Fig. 1
From: X-ray imaging of a water bear offers a new look at tardigrade internal anatomy
The tardigrade Hypsibius exemplaris. a Scanning electron micrograph of an adult specimen. Lateral view; anterior is left, dorsal is up. b-d 3D renderings of X-ray nanoCT data showing the entire body and all segmented organs in dorsal (b), lateral (c), and ventral (d) views. Anterior is up. Note the large salivary glands (yellow), the ovary and its two anterior ligaments (teal), and the distribution of storage cells (gray) throughout the body. Abbreviations: br, brain; bt, buccal tube; cg, claw glands; cl, cloaca; es, esophagus; he, head; le1–le4, legs one to four; mg, midgut; mt, Malpighian tubules; oc, outer connectives; ov, ovary; ph, pharynx; sg, salivary glands; sc, storage cells; tg, trunk ganglion. Scale bars: 20 μm (scale bar in d for b-d)