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Volume 83, Number 1 (2023)

Front Matter

Articles

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Do monogamous male and female Texas Cichlid parents defend their offspring similarly?
Jennifer L. Snekser, Layla Al-Shaer, Andrew Bloch, and M. Itzkowitz

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Revisiting Great Basin bristlecone pine (Pinus longaeva) in the Stansbury Mountains, Utah
David R. Burchfield, Otto W. De Groff, Matthew F. Bekker, Stanley G. Kitchen, and Steven L. Petersen

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Channel Island foxes (Urocyon littoralis) are viable seed dispersal agents of toyon
Savannah L. Bartel, Juliann T. Schamel, Bridget A. Parrino, Melissa K. Marshall, and John L. Orrock

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Acarosporaceae of New Mexico: eight new species of Acarospora and Sarcogyne
Kerry Knudsen, Jana Kocourková, Eva Hodková, Jiří Malíček, and Yan Wang

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Floral visitors of a Colorado endemic chasmophyte, Telesonix jamesii (Saxifragaceae)
Andrew G. Gaier, Erin Manzitto-Tripp, and Julian Resasco

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Plains to peaks: an analysis of the relationship between Colorado butterfly communities and altitude
Anna O. James, Kathryn Hokamp, Chris García-Hellmuth, and Richard P. Reading

Notes

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Unusual bird reports from the Trans-Pecos district of Chihuahua, Mexico, including five new additions to the state of Chihuahua
Israel Moreno-Contreras, Fernando Mondaca-Fernández, Daniel Enrique Pérez-Carrillo, José Manuel Jurado-Ruiz, María Cristina Pérez-Amezola, Marisa Tirado-Madrid, and William H. Howe

Announcement

End Matter