Figure 1.A Habitus of Epeorus aculeatus Braasch, 1990 B lamellae of gills 7 of Epeorus khayengensis Boonsoong & Braasch, 2010 C–E ventral view of abdomen (C), abdominal gills 1 (D) and abdominal terga of (E) Epeorus thailandensis sp. n. F abdominal terga of Epeorus unicornutus Braasch, 2006 G abdominal terga of Epeorus khayengensis Boonsoong & Braasch, 2010 H–J abdominal terga (H), lamellae of gills 1 (I) and tergum VII (J) of Epeorus inthanonensis Braasch & Boonsoong, 2010.
Figure 5.A–B General outline (A) and micropyle (B) of the egg of Epeorus khayengensis Boonsoong & Braasch, 2010 C-D General outline (C) and micropyle (D) of the egg of Rhithrogena siamensis Braasch & Boonsoong, 2009. Scale bars 20 µm for A and C; 5 µm for B and D.
Figure 9.A Habitus of Asionurus namnaoensis Braasch & Boonsoong, 2010 B habitus of Asionurus primus Braasch & Soldán, 1986 Chabitus of Compsoneuria thienemanniUlmer, 1939 Dhabitus of Epeorus khayengensis Boonsoong & Braasch, 2010 E habitus of Rhithrogena tonkinensis Soldán & Braasch, 1986 F habitus of Thalerosphyrus sinuosus Navás, 1933.
