A Field Guide to June 2016 Vermont Center for Ecostudies
Dark Form Eastern Tiger Swallowtail. Web the dark female of this species would most likely be confused with the pipevine swallowtail, which also has only a single row of spots below but has very distinctive iridescent blue coloration on the hind wings; It may also be confused with the spicebush swallowtail and black swallowtail, but both these species have two rows of orange.
A Field Guide to June 2016 Vermont Center for Ecostudies
Eastern tiger swallowtails are diurnal, and are usually solitary. Web male eastern tiger swallowtails are always yellow, while females may be yellow or black. The eastern, western, appalachian, and canadian tiger swallowtails. 3.12 to 5.5 inches) (pyle 1981). When the wings are opened they are yellow, also having four stripes black in color, mostly prominent in the males. Web group of male eastern tiger swallowtails puddling, including a male eastern black swallowtail. 3.12 to 5.5 inches) (pyle 1981). The further south the more frequent. Happy thanksgiving doris, the butterfly in question is a dark form of the female tiger swallowtail. Adults are yellow with four black bands on the front wings ( figures 3 and 4 ).
Web the eastern tiger swallowtail is a large species with a wingspread range of 7.9 to 14.0 cm (approx. Eastern tiger swallowtails are diurnal, and are usually solitary. Thanks for sending our readership such a nice comparison of the dark female tiger swallowtail and a female black swallowtail. Web one example is the dark morph of the female eastern tiger swallowtail (papilio glaucus). When the wings are opened they are yellow, also having four stripes black in color, mostly prominent in the males. Some female tiger swallowtails are all black with darker black stripes and extra blue markings on their lower. Hindwing with blue scaling in black border; 3.12 to 5.5 inches) (pyle 1981). Similar to the western tiger swallowtail. Web the dark female of this species would most likely be confused with the pipevine swallowtail, which also has only a single row of spots below but has very distinctive iridescent blue coloration on the hind wings; Web a dark form looks similar to a pipevine swallowtail.
