Megalopyge opercularis is a moth of the family Megalopygidae. It has numerous common names, including southern flannel moth for its adult form, and puss caterpillar, asp, Italian asp, fire …

Dec 8, 2025 · The name "puss caterpillar" is likely in reference to the caterpillar's resemblance to a cat with its soft fur and tail. The southern flannel moth was originally described by J. E. Smith …

May 8, 2023 · Puss caterpillars, Megalopyge opercularis, are also called asp caterpillars because of their potent stings. They are called puss caterpillars because their thick, fluffy setae …

Oct 1, 2025 · Its poison is hidden in hollow spines among its hairs. This hairy caterpillar is found in the southern states, ranging west through most of Texas and north to Maryland and Missouri. …

Puss moth caterpillars (Megalopyge opercularis), of the order Lepidoptera, are also known as asps. They are one of the most toxic caterpillars in North America.

Sep 7, 2022 · However, beneath its hairy surface are poisonous barbs that pack a powerful sting, which can result in days and even weeks of pain. One of the most venomous caterpillars in the …

May 27, 2024 · Puss caterpillars, also known as woolly slug caterpillars, are the larvae of the Southern flannel moth. They are covered in dense hairs that can cause severe itching and …

Aug 6, 2025 · The puss caterpillar, also known as the southern flannel moth caterpillar, is recognized by its dense, fur-like covering, resembling a tiny Persian cat. This appearance …

Nov 12, 2024 · Puss moth caterpillars, also known as asp caterpillars, are small, venomous caterpillars with thick, fluffy setae that resemble the fur of a pussycat. They are found in states …