Revealing the Baja California Peninsula’s Hidden Treasures: An Annotated checklist of the native bees (Hymenoptera: Apoidea: Anthophila) Author Pedro, Diego De Author Ceccarelli, Fadia Sara Author Sagot, Philippe Author López-Reyes, Eulogio Author Mullins, Jessica L. Author Mérida-Rivas, Jorge A. Author Falcon-Brindis, Armando Author Griswold, Terry Author Ascher, John S. Author Gardner, Joel Author Ayala, Ricardo Author Vides-Borrell, Eric Author Vandame, Rémy text Zootaxa 2024 2024-10-11 5522 1 1 391 http://dx.doi.org/10.11646/zootaxa.5522.1.1 journal article 10.11646/zootaxa.5522.1.1 1175-5334 13920532 2640192E-0A2B-49C9-BB35-D43AF0263E51 Nomada latifrons Cockerell, 1903 ** [ USNM ; ♀ Santa Cruz Mountains , California , USA ] Nomada latifrons represents a new species record for the BCP and Mexico . We examined four females collected in the Baja California Mountains in Sierra Juarez in May 1981 and May–June 1982 . Additionally, the BBPT collected two females in the Baja California Mountains in Sierra San Pedro Mártir in April 2023 ( MABC ). See fig. 145. Nomada melanosoma Cockerell, 1916 ** FIGURE 145. Occurrence map of Nomada hesperia Cockerell, 1903 represented by yellow squares; Nomada latifrons Cockerell, 1903 represented by blue circles; Nomada melanosoma Cockerell, 1916 represented by red triangles, in the Baja California Peninsula. [ USNM ; ♂ Mountains near Claremont , Los Angeles Co. , California , USA ] This species represents a new record for Mexico and the BCP . The BBPT collected one male in Real del Castillo , Ojos Negros in April 2021 ( MABC ). See fig. 145 .