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8-9).
Both have painful stinging hairs if one brushes against them; one is marked with bright warning coloration, while the other is difficult to see due to camouflage.There are others in the group that also possess stinging hairs, such as the very painful puss moth caterpillar. Both have short stinging hairs hidden underneath. On December 14 the moth began laying eggs. The female moth is distinguishable from the male by its antennae. Southern Flannel Moth Facts While it remains better known for its larval form, the Southern Flannel nevertheless ranks as an extremely beautiful, if not commonly know, variety of moth.
The flannel moths or crinkled flannel moths (scientific name Megalopygidae) are a family of insects. Male Southern Flannel Moths have plumose (feathery) antennae. After molting, the larvae eat their exuviae - including the setae and venomous spines. Other articles where Flannel moth is discussed: lepidopteran: Annotated classification: Family Megalopygidae (flannel moths) 240 species in Central and South America; larvae similar to those of Limacodidae, but with normal prolegs and traces of additional ones; setae very toxic and nettling. Spiders are also common inhabitants of old cocoons. The urticating property of the larvae is due to a poison gland at the base of each seta (Figs. beneath the long covering setae. The larvae are called puss caterpillars, and with their long hairs, resemble cotton balls.
There are several species of flannel caterpillars that may be encountered. The other larvae are in increasing order of maturity, but their exact instar in not known.The bodies of late instar puss caterpillars are normally completely hidden from sight by the thick coating of hair (setae). She died eight days later after laying several hundred eggs. The sting comes from hollow spines hidden by the soft fur in several colors ranging from blond to dark brown. The pupal exuviae is held by tension from the operculum and remains on the cocoon until it is beaten away by weathering.Occasionally, in outbreak years, puss caterpillars are sufficiently numerous to defoliate some trees (Bishopp 1923).
However, the head and prothorax may be exposed when the larvae are moving about or occasionally when feeding. Black Wave Flannel Caterpillar. Young larvae feed gregariously; older larvae are often found feeding singly.
Unlike other stinging caterpillars, the venomous spines are hidden underneath longer silky hairs. It is not clear if the adult moth can be expected to deliver the same kind of sting as the caterpillar form. The other general larval form found in this family, as in the caterpillar of the white flannel moth (Norape ovina Sepp), has the setae reduced in number, with clumps of spines more clearly evident (Fig. It has a distinctive look—so if you ever run into one, you definitely won't be able to miss it.
The adult flies then emerge by forcing open the operculum of the cocoon (Khalaf 1981).
Some parasitoids of other insects have been demonstrated to locate their hosts by chemical cues from the exuviae. The larvae can be common leaf feeders on redbud, among other hosts.Very similar in appearance to the puss moth caterpillar in their final larval stage, black wave flannel caterpillars (Figure 2) can be commonly found in younger stages that look somewhat different from mature larvae.
They have venomous spines that can cause a painful sting and inflammation lasting for several days.
Family Zygaenidae (burnet and forester moths)
See a physician if severe reactions occur. Like many other Lepidoptera larvae, mature Megalopyge opercularis Megalopyge The southern flannel moth is found from New Jersey to Florida and west to Arkansas and Texas (Covell 2005). Perhaps the most notorious for stinging is the caterpillar of Megalopyge oper…
There are 11 pairs of raised yellow tuffs along this strip bearing short stinging hairs (setae), and there are smaller tuffs along each side of the body. Some host records may be erroneous. In some cases, the sting may cause headache, nausea, and shock-like symptoms.
Photographs of Megalopygidae . His data showed two distinct peaks - one developing in early summer and the second in the fall.The rounded frons may assist in forcing open the cocoon (Epstein 1996) - presumably by pressing against the upper front edge of the cocoon as the operculum is being forced open. The lovely fur conceals numerous spines containing a toxin that produces extremely unpleasant effects.
Very similar in appearance to the puss moth caterpillar in their final larval stage, black wave flannel caterpillars (Figure 2) can be commonly found in younger stages that look somewhat different from mature larvae. This is warning coloration alerting other animals to stay away. Rami of antennae of males (Figures 1, 2, and 4) are much longer than those of antennae of females (Figures 3 and 5). The family name Megalopygidae and genus name Megalopyge are derived from the Greek roots Megalo (large) and pygidium (rump) - probably because of the shape of the caterpi…
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