Description (A) General organization (from a live specimen); (B) bursal hooks; (C) reconstruction of the atrial organs from the right side.Author Willems et al., 2005GIF file - 34.69 kB - 676 x 791 pixelsadded on 2017-04-0776 viewsWoRMS taxaScan of photoCastrada (Castrada) trispina Willems, Artois, Vermin, Backeljau & Schockaert, 2005checked Tyler, Seth 2017-04-07