BioStor
 | Descriptions of new genera and species of South American geometrid moths William Warren (1906) Proceedings of The United States National Museum 30: 399-557 |
 | American Thyrididae, Uraniidae and Geometridae in the Tring museum (1907) Novitates Zoologicae 14: 187-323 |
 | A checklist to the Ennominae (Geometridae) of Costa Rica: Taxonomy for a national biodiversity inventory Linda M Pitkin, Roy A Mora and Malcolm J Scoble (1996) Gayana Zoologia 60: 121-155 |