FIGURE 7. P1 in Comparative anatomy of the gut of the South American species of Amitermes, with description of two new species and an identification key based on soldiers and workers

FIGURE 7. P1 ornaments details: Amitermes amifer, spines at the proximal portion (A) and at the distal portion (B); A. aporema, spines after the mesenteric tongue (C); A. beaumonti, spines at the proximal portion (D) and at the distal portion (E); and A. excellens, spines at the proximal portion (F) and small spines around mesenteric tongue (G); MT: mesenteric tongue position.