FIGURE 10 in The Cephalozygoptera, a new, extinct suborder of Odonata with new taxa from the early Eocene Okanagan Highlands, western North America

• Main Authors: Archibald, Bruce, Cannings, Robert A., Erickson, Robert J., Bybee, Seth M., Mathewes, Rolf W.
• Format: Other/Unknown Material
• Language: unknown
• Published: 2021
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Odonata; Dysagrionidae; Okanagrion; Thaumatoneuridae; Okanopteryx; Archibald; Hagen; Antarc*
• Online Access: https://zenodo.org/record/4558820; https://doi.org/10.5281/zenodo.4558820

FIGURE 10. Heads of Zygoptera (A, B) and comparative Anisoptera, Anisozygoptera, Tarsophlebiidae, Stenophlebiidae (C– H); and Cephalozygoptera (I–Q). A, Zygoptera, Heteropodagrion superbum Ris redrawn from Fig. 318 of Garrison et al. (2010); B, Zygoptera, Minagrion ribeiroi (Santos) redrawn from Fig. 1842 of Garrison et al. (2010); C, Anisoptera, Gomphidae, Cyanogomphus waltheri Selys redrawn from Fig. 383 of Garrison et al. (2006); D, Anisozygoptera, Epiophlebia laidlawi Tillyard redrawn from Fig. 2 of Büsse (2016); E, Anisoptera, Aeshnidae, Limnetron antarcticum Förster redrawn from Fig. 16 of Garrison et al. (2006); F, Stenophlebia sp. redrawn from Tillyard & Fraser 1940, Fig, 4C; G, Tarsophlebiidae, Tarsophlebia eximia Hagen redrawn from Fleck et al. (2004) Fig. 1C; H, photograph of Tarsophlebia eximia in MCZ collections; I, Sieblosia jucunda redrawn from Hagen (1858, Plate 24, Fig. 1); J, Cephalozygoptera incertae sedis SR 14-003-004; K, Phenacolestes parallelus UCM-4545; L, Okanopteryx macabeensis, GSC 141101; M, Okanagrion beardi paratype 1, RBCM P1546; N, Okanopteryx fraseri GSC 141104; O, Okanopteryx macabeensis F-790; P, Dysagrion fredericii redrawn from Scudder 1890, plate 6, Fig. 10; Q, Dysagrion fredericii redrawn from Scudder 1890, plate 6, Fig. 2. G and H, I, J to O to scales, all 5 mm; others, originals without scales. Published as part of Archibald, Bruce, Cannings, Robert A., Erickson, Robert J., Bybee, Seth M. & Mathewes, Rolf W., 2021, The Cephalozygoptera, a new, extinct suborder of Odonata with new taxa from the early Eocene Okanagan Highlands, western North America, pp. 1-133 in Zootaxa 4934 (1) on page 23, DOI:10.11646/zootaxa.4934.1.1, http://zenodo.org/record/4558796