Palamedes Swallowtail Pterourus palamedes Drury, 1773Endangered (MD)  -  S1 (Highly state rare)  -  Coastal Plain only    Synonyms: Papilio palamedes.
Kingdom Animalia   >   Phylum Arthropoda   >   Class Insecta   >   Order Lepidoptera   >   Family Papilionidae   >   Genus Pterourus   

Status:

Palamedes Swallowtails are highly state rare (S1) and are considered endangered in Maryland. Confined to the coastal plain, Palamedes Swallowtails are rare breeders in southern Worcester County where their host plant reaches its northern limits. Palamedes Swallowtails occasionally wander north up the Chesapeake Bay and Potomac River.

Relationships:

In Maryland, the host plant for the Palamedes Swallowtail is Swamp Bay (Persea palustris).

There are 27 records in the project database.

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A Palamedes Swallowtail in Baltimore Co., Maryland (8/18/2018). Photo by Gale Janiszewski. (MBP list)

A Palamedes Swallowtail in Worcester Co., Maryland (7/25/2015). Photo by Jim Brighton. (MBP list)

A Palamedes Swallowtail in Worcester Co., Maryland (7/25/2015). Photo by Jim Brighton. (MBP list)

Palamedes Swallowtails nectaring on Swamp Milkweed in Worcester Co., Maryland (7/25/2015). Photo by Jim Brighton. (MBP list)

A Palamedes Swallowtail in Worcester Co., Maryland (7/20/2013). Photo by Annette Allor. (MBP list)

A Palamedes Swallowtail in Worcester Co., Maryland (7/20/2013). Photo by Annette Allor. (MBP list)

Palamedes Swallowtail in Worcester Co., Maryland (8/9/2021). (c) celastrina, some rights reserved (CC BY-NC). Photo by celastrina via iNaturalist. (MBP list)

Palamedes Swallowtail in Worcester Co., Maryland (8/4/2021). (c) tomfeild, some rights reserved (CC BY-NC). Photo by Tom Feild. (MBP list)


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