Figure 2 in First record of Chaetonotus (Primochaetus) heideri (Gastrotricha, Chaetonotida) from India

Figure 2. Photomicrographs of the surface scales and spines in Chaetonotus (Primochaetus) heideri from live specimens. A-C. Specimens showing the anterior (A, B) and posterior (C) scales, bearing a double anterior edge. D. Middle portion of a specimen showing ventral spines and the spined scales in the interciliary field. E-G. Enlarged views showing barbed spines. Note the barbed structure present in the middle of the spines (arrowheads in D-F). S, scales; SP, spines. Scale bars: 20 μm (C) and 40 μm (A, B).