Hydriomena perfracta., Collection Steve Johnson.

Hydriomena costipunctata, collected Ramsey Canyon, Cochise Co., Arizona, 30 June 2008. Collection of Friends' Central School (FCS).

Hydriomena magnificata, collected Cochise Co., AZ. Collection of the American Museum of Natural History (AMNH).

Hydriomena speciosata, collected Clatsop Co., OR. 25 July 1964. Collection of the American Museum of Natural History (AMNH).

Hydriomena gracillima, collected Chiricahua Mtns, Cochise Co., AZ. 23 May 1935. Collection of the American Museum of Natural History (AMNH).

Hydriomena peratica, collected Chiricahua Mtns, Cochise Co., Arizona. 18 June 2009. Collected by C D Ferris.

Hydriomena exculpata, collected Montreal, Quebec, Jul 2. Collection of California Academy of Sciences.

Hydriomena leucoxyla, collection of California Academy of Sciences.

Hydriomena chiricahuata. Collected Cochise Co., AZ, 05 August 2005.

Hydriomena cochiseata, collected Cochise Co., AZ. 26 February 1967. Collection of the American Museum of Natural History (AMNH).

Hydriomena speciosata, collected Monterey Co., CA. 15 August 1991. Collection of the American Museum of Natural History (AMNH).

Hydriomena speciosata, collected Monterey Co., CA. 31 May 1991. Collection of the American Museum of Natural History (AMNH).

Hydriomena sp nr rita, collected Ramsey Canyon, Cochise Co., Arizona, 30 June 2008. Collection of Friends' Central School (FCS).

Hydriomena barnesata, collected Huachuca Mtns, Cochise Co., AZ. 24 May 09. Collected by C D Ferris.

Hydriomena tuolumne, collected Tuolumne Co., CA, collection of California Academy of Sciences.

Hydriomena transfigurata. Collected Glens Falls, NY, 07 May 2007.