Children (40 direct children, 40 direct and indirect children):
Drasteria grandirena
Synedoida grandirena
Drasteria adumbrata
Shadowy arches
Drasteria divergens
Synedoida divergens
Drasteria hudsonica
Northern arches
Drasteria ochracea
Synedoida ochracea
Drasteria perplexa
Perplexed arches
Drasteria petricola
Little arches
Drasteria tejonica
Synedoida tejonica
Synedoida stretchii
Synedoida scrupulosa
Synedoida sabulosa
Synedoida pulchra
Synedoida nubicola
Synedoida maculosa
Synedoida inepta
Synedoida howlandii
Synedoida edwardsii
Synedoida biformata
Synedoida alleni
Synedoida pallescens
Synedoida brunneifasciata
Synedoida crokeri
Synedoida nichollae
Synedoida decepta
Synedoida nigromarginata
Synedoida tenella
Synedoida violescens
Synedoida exquisita
Synedoida pedionis
Synedoida garthi
Synedoida perfecta
Synedoida heathi
Synedoida abrupta
Synedoida athabasca
Synedoida saxea
Synedoida seposita
Synedoida socia
Synedoida limbolaris
Synedoida marbosa
Synedoida fumosa