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Digital Guide to Moth Identification

Sphingidae 890105 – 7789   Ceratomia catalpae (Boisduval, [1875])              Catalpa Sphinx

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Distribution: From southern New England and Ontario westward through southern Michigan to Iowa, Nebraska and Colorado, south to Florida and Texas. Seasonality and Size: Double-brooded, generally from April through September, with a slightly longer season in the south. Glaser gives flight dates in Maryland from 19 May - 10 October. Wingspan 65 - 95 mm. Larva and Host Plants: The Catalpa tree is the larval food plant. Larva can be extremely abundant and easily defoliate individual trees. The larva are gregarious through the third instar. Description/ Field Marks: forewing yellowish-brown with indistinct black lines and dashes. reniform spot black with grey filling. hindwing yellowish-brown with indistinct lines. Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: catalpae (Boisduval, [1875]) (Sphinx) - MONA 1983: 7789 kanawahensis Sweadner, Chermock & Chermock, 1940 (Ceratomia) kansensis Howe & Howe, 1950 (Ceratomia)

References

Barcode of Life (BOLD) - Caution: DNA barcode provides evidence of relatedness, not proof of identification, and some BOLD specimens shown may not be sequenced. Covell Field Guide p.33; Pl. 5(9, male). Hall et al., 2021. The Moths of North Carolina - website (identification, habitats and life history) Hodges, R. W., 1971. Moths of America North of Mexico, Fascicle 21:p. 45; pl. 2.2. order or free PDF Species Page at Bill Oehlke's moth website - Ceratomia catalpae Species Page at BugGuide.Net Species Page at Mass Moths Tuttle, J. P., 2007. Hawk Moths of North America: p. 66; pl. 9.7. Wagner, D. L., (2005). Caterpillars of Eastern North America, p. 251.

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