Siro valleorum
Siro eratoae
Siro acaroides
Siro ohridanus
Siro serbicus
Siro gjorgjevici
Siro minutus
Siro sonoma
Siro kamiakensis
Siro duricorius
(tree size 2)
Siro montenegrinus
Siro rubens
Siro noctiphilus
Siro beschkovi
Siro exilis
Siro silhavyi
Siro boyerae
Siro calaveras
Siro clousi
Siro crassus
Siro shasta
Siro carpaticus
Siro paradoxa
Siro teyrovskyi
Siro gjorgievici
Siro platypedibus
Siro ligiae
Siro richarti