Amazonetta cubensis Zelenkov, 2025, sp. nov.

Amazonetta cubensis sp. nov. urn:lsid:zoobank.org:act: 97357B88-1161-4CEC-99B2-730935E95190 Holotype: PIN 5781 /40 (Figures 2B, 3B, 4B), complete left humerus. Diagnosis: a relatively small duck, similar in overall proportions, morphology and size of the humerus to modern Amazonetta brasiliensis, but with shaft thinner, crista bicipitalis more steeply oriented, tuberculum dorsale less proximally protruding, imprint of the m. pectoralis smaller. Type Locality and age: El Abrón Cave; Western Cuba, Pinar-del-Río province; Late Pleistocene. Etymology: Species name is referred to the currently known Cuban occurrence. Suggested common name is Cuban teal. Material: Holotype only. Measurements (mm): Total length 66.8; maximum proximal width (through tuberculum dorsale) 15.5; proximal width from tuberculum dorsale to ventral edge of caput humeri 11.9; craniocaudal thickness of caput humeri 5.6; minimum dorsoventral depth of the shaft 5.1; maximum width of the shaft in the central part 5.7; maximum (oblique) distal width 11.6; dorsoventral distal width 10.6; height through condylus dorsalis 6.5.