SPECIES

Connecticut Warbler Oporornis agilis Scientific name definitions

Jay Pitocchelli, Julie L. Jones, and David C. Jones
Version: 2.0 — Published June 2, 2023

Tables and Appendices

Table 1

Comparison of external measurements (mm) of warblers similar to the Connecticut Warbler in appearance. Data shown as mean ± SD (range (when available), n).

  • (1) From Lanyon and Bull 1967.
  • (2) From Pitocchelli 1990.

  Connecticut Warbler(1) Mourning Warbler(2) MacGillivray’s Warbler(2)
Wing length (W)
Male 71.1 ± 2.24 (66–77, 86) 61.56 ± 1.95 (270) 60.15 ± 2.10 (211)
Female 69.2 ± 1.78 (64–74, 62)    
Tail length (T)
Male 48.0 ± 1.77 (44–54, 86) 49.32 ± 2.01 (263) 54.78 ± 2.99 (202)
Female 47.5 ± 1.74 (43–51, 62)    
W-T
Male 23.2 ± 1.47 (20–27, 86) 12.21 ± 2.00 (261) 5.37 ± 2.72 (202)
Female 21.6 ± 1.32 (19–24, 62)    

Table 2

Comparison of skeletal measurements (mm) and mass (g) of male warblers similar to the Connecticut Warbler in structure and appearance, and formerly in the genus Opornoris. Data shown as mean ± SE (n).

  • (1)From Pitocchelli unpubl. data.
  • (2)From Pitocchelli 1990.

Connecticut Warbler(1)Kentucky Warbler(1)Mourning Warbler(2)MacGillivray’s Warbler(2)
Mass15.32 ± 0.21 (12)16.69 ± 0.21 (12)12.27 ± 0.04 (239)11.17 ± 0.06 (139)
Premaxillary length14.09 ± 0.16 (20)13.73 ± 0.20 (23)13.72 ± 0.04 (230)13.43 ± 0.04 (176)
Sternum length17.97 ± 0.10 (23)17.97 ± 0.08 (17)16.44 ± 0.03 (222)15.37 ± 0.04 (165)
Femur length16.00 ± 0.09 (20)15.48 ± 0.03 (232)14.76 ± 0.03 (171)
Tibiotarsus length28.96 ± 0.30 (20)28.14 ± 0.06 (156)27.51 ± 0.10 (44)
Ulna length18.23 ± 0.09 (20)18.80 ± 0.09 (23)16.53 ± 0.04 (187)16.03 ± 0.04 (129)


Recommended Citation

Pitocchelli, J., J. L. Jones, and D. Jones (2023). Connecticut Warbler (Oporornis agilis), version 2.0. In Birds of the World (P. G. Rodewald, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.conwar.02