Tethina alboguttata... iberiandiptera.myspecies.in...

Tethina strobliana... www.gbif.org

Species Account for Tethina... www.essexfieldclub.org.uk

BOLD Systems: Taxonomy... v3.boldsystems.org

BOLD Systems: Taxonomy... v3.boldsystems.org

Tethina — Wikipédia fr.wikipedia.org

BOLD Systems: Taxonomy... v3.boldsystems.org

Tethina lusitanica [Munari,... iberiandiptera.myspecies.in...

BOLD Systems: Taxonomy... v3.boldsystems.org

Tethina grisea [(Fallen,... iberiandiptera.myspecies.in...

BOLD Systems: Taxonomy... v3.boldsystems.org

Tethina lusitanica [Munari,... iberiandiptera.myspecies.in...

Tethina lusitanica [Munari,... iberiandiptera.myspecies.in...

Coll. Richard Frey... www.luomus.fi

Taxonomie Canacidae -... waarneming.nl

Species Profile Browser ·... species.biodiversityireland...

World Catalog of the Family... www.svsn.it

Géneros da Família... naturdata.com

Lorenzo Munari THE... msn.visitmuve.it

Review of the Genus Tethina... bioone.org