Pearl Crescent
Male - August 2024
The Pearl Crescent (Phyciodes tharos) is a small orange and black butterfly that stays close to the ground along grassy trails and meadow edges especially where there are aster flowers (their host plant). The butterflies have a beautiful netlike pattern on both the forewing and hindwing that reminds me of crochet. They also sport a cool strand of black dots near the edge of the dorsal hindwings.
Female - October 2016
Of all the butterflies I’ve observed, I’d say Pearl Crescents are the most variable, with each having its own unique characteristics and blend of black and orange. Males tend to have less of the black netting detail overall but especially on the hindwings. Females can even be more black than orange at times. It is usually helpful to look at the size of the body on this butterfly as males have a more slender abdomen, and females are a bit bulkier.
July 2020
You’ll be surprised at how small these butterflies are and quite easy to miss. However, they certainly do have a lot of personality once you find one. Crescents are very active and have lots of interesting behaviors to observe. Many butterflies seem quite expressive in their look to me and Pearl Crescents stand out in this category.
Mating Pair - October 2012
I almost couldn’t believe it when I came across this mating pair of Crescents at one of my favorite local parks!! They were just perched on the leaf calmly opening and closing their wings in the sun but they stopped me in my tracks. I was able to get a beautiful sunlit look at this incredible moment. Since then I’ve found a spot where hundreds of Pearl Crescents convene annually and mate but I don’t think I’ll ever top this image.
July 2020
The “Pearl Crescent” name refers to a light pearly crescent-moon shaped marking near the wing margin on the underside of the hindwing. I don’t often see Pearl Crescents pose for a ventral view unless they are in large numbers and present a lot of opportunities on the day, but it is always very cool to pick out their namesake detail. This individual on a white clover flower from July 2020 has a very pronounced marking!!
Male - August 2015
Here is a great example of a male with less pronounced markings on the dorsal side so he was easy to identify right away, especially when giving me some great looks and perching on this leaf near a sandy trail in August of 2015.
Female - July 2025
This Pearl Crescent has a pronounced white “crescent” marking and a very intricate pattern on her ventral side wings with colors ranging from black to gray, yellow to orange - very cool.
Female - July 2020
It took quite a bit of patience to get this shot as the Crescent danced around this flower while feeding.
Male puddling on my boot - August 2022
This special little guy is a Pearl Crescent I’ll never forget. He was puddling on my boot for a long while and it was very cute. This is a nice photo to gauge scale for Pearl Crescents. They really are quite tiny at only about 1.3 inches with wings spread.
Group of 19 Pearl Crescents puddling - August 2023
Female - April 2026
August 2025
July 2025
