Key to species of Spinestoloides

1. Elytral apex with long spine at outer angle (Figs 29–32). Jamaica.......................... S. monticola (Fisher, 1942)

- Elytral apex without spine at outer angle................................................................... 2

2(1). Central area of prosternal process distinctly wider than width of one procoxal cavity (Fig. 62). Guadeloupe, Grenada, Martin- ique, Montserrat, Saint Lucia ...................................................... S. benardi (Breuning, 1980)

- Central area of prosternal process at most half the width of one procoxal cavity (Figs 60, 100)........................ 3

3(2). Scape and femora with small, circular glabrous areas; general pubescence yellow (Figs 59–60). Mexico (Guerrero).............................................................................. S. fasciatus (Martins & Galileo, 2010)

- Scape and femora without small, circular glabrous areas; general pubescence a darker yellowish brown (Figs 99–101). Panama..................................................................................... S. hefferni sp. nov.