FIGURE 6 in Two new species of freshwater Macrostomum (Rhabditophora: Macrostomorpha) found in China

FIGURE 6. Histological sections of Macrostomum zhaoqingensis Lin and Wang, n. sp. (A) Horizontal section showing the entire body; (B, C) horizontal sections showing pharyngeal glands; (D, E) longitudinal sections showing reproductive system. (A, B) PLA-Ma0050 (holotype); (C) PLA-Ma0054 (paratype); (D, E) PLA-Ma0052 (paratype). Abbreviations: af: antrum femininum; b: brain; eg: eosinophilic glands; en: enteron; fg: female gonopore; fvs: false vesicula seminalis; m: mouth; mg: male gonopore; o: ovary; pg: pharyngeal glands; ps: penis stylet; t: testis; vg: vesicula granulorum; vs: vesicula seminalis.