Genus Ilyobius Enderlein, 1910

Ilyobius Enderlein, 1910: 381 . Type species. Sialis flavicollis Enderlein, 1910: 380 (by original designation).

Included species

† Ilyobius balticus (Wichard, 1997)

Sialis (Protosialis) baltica Wichard, 1997

Sialis baltica Wichard, 1997

Protosialis baltica (Wichard, 1997)

Palaearctic (Europe, country unknown) (Baltic amber) [Eocene].

Ilyobius bimaculatus (Banks, 1920) Protosialis bimaculata Banks, 1920

Neotropical (Bolivia).

† Ilyobius cascus (Engel & Grimaldi, 2007)

Sialis (Protosialis) casca Engel & Grimaldi, 2007

Sialis casca Engel & Grimaldi, 2007

Protosialis casca (Engel & Grimaldi, 2007)

Neotropical (Dominican Republic) (Dominican amber) [Miocene].

Ilyobius chilensis (McLachlan, 1871)

Sialis chilensis McLachlan, 1871

Protosialis chilensis (McLachlan, 1871)

Neotropical (Argentina, Chile).

Ilyobius curvatus Liu, Hayashi & D. Yang, 2015b

Neotropical (Colombia, Panama).

Ilyobius flammatus (Penny, 1981) Protosialis flammata Penny, 1982

Neotropical (Brazil, Peru).

Ilyobius flavicollis (Enderlein, 1910)

Sialis flavicollis Enderlein, 1910

Protosialis flavicollis (Enderlein, 1910)

Neotropical (Colombia).

Ilyobius hauseri (Contreras-Ramos, Fiorentin & Urakami, 2005) Protosialis hauseri Contreras-Ramos, Fiorentin & Urakami, 2005

Neotropical (Brazil).

† Ilyobius herrlingi (Wichard, 2002)

Sialis (Protosialis) herrlingi Wichard, 2002

Sialis herrlingi Wichard, 2002

Protosialis herrlingi (Wichard, 2002)

Palaearctic (Russia) (Baltic amber) [Eocene].

Ilyobius mexicanus (Banks, 1901)

Sialis mexicana Banks, 1901

Protosialis mexicana (Banks, 1901)

Neotropical (Mexico, Panama).

Ilyobius nigrocephalus Ardila-Camacho, Martins & Contreras-Ramos in Ardila-Camacho et al., 2021

Neotropical (Ecuador).

Ilyobius nubilus (Navás, 1933b) Protosialis nubila Navás, 1933b

Protosialis brasiliensis Navás, 1936a

Sialis nubila (Navás, 1933b)

Neotropical (Brazil).

Ilyobius ranchograndis (Contreras-Ramos, 2006b) Protosialis ranchograndis Contreras-Ramos, 2006b

Neotropical (Venezuela).