Key to species of Preseucoela
1 Mesoscutal keel present and extending past the midline of mesoscutum (Figs. 3 and 4) ............................................................................................................. P. imallshookupis
Mesoscutal keel absent.................................................................................................. 2
2 Pronotal struts reduced to absent; scutellar plate elevated well above scutellar disk (arrow, Fig 5) .................................................................................................... P. heratyi
Pronotal struts present, well developed; scutellar plate hardly raised above scutellar disk (nearly flush in some specimens) (arrow, Fig. 6) ................................ P. pallidipes