Fig. 1 in Bruggmanniella sanlianensis Lin, Yang & Tokuda, 2020, sp. nov.

Fig. 1. Location of the PGCs in M. macrocephala embryos. The red oval line indicates the location of the PGCs at the current stage, while the black oval dashed line indicates their previous location in embryos at stage (a) 10, (b) 11, (c) 12, (d) 13, and (e) 14, plus the (f) area and (g) character of the PGCs, which can be identified by its large size, round nuclei, and pale cytoplasm (red arrow).