This is one of the few moth species that can damage clothing and carpets but you can deter them from households. Saunders' case moth or the large bagworm (Metura elongatus) is a moth of the Psychidae family. It’s made of silk fiber, sand, lint, and other miscellaneous debris. The openings at the end allow the larvae to move and to eat. The Casemaking Clothes Moth is not as common as the Webbing Clothes Moth. Perhaps they have never had a chance to emerge as tiny adult moths because you have discovered them and cleaned them away. Rather confusingly most of these moth species will sometimes switch from carpets to clothes and … The one on the picture has gathered quite a few small sticks to make a casing with horizontal lines. Very fashionable! Case bearing clothes moth larvae love to eat the natural fibers in our clothes and other soft-goods. Characteristics: Their wings are long and narrow. Case making Clothes Moth image licensed under CC. These spots can be rubbed off on older moths. The larva makes a portable case for itself out of wool and other fibres. Keep in mind it's the larvae of the moth that are causing the destruction. Larvae are yellowish in color. The casemaking clothes moth encloses itself in an open-ended tubular case, which it drags about wherever it goes. In outside buildings it has one generation, however, in heated buildings it can have two or more generations. Adult Casemaking Clothes Moth (Actual Size 1/2 Inch) As the larvae spins, a protective "case" is made of the same fiber that it is digesting. Slit-like openings are located at each end. A braconid wasp, Apanteles carpatus (Say), parasitizes larvae of case-bearing moths, killing the larva before pupation. Adult males have black wings, an orange hairy head and a black and orange banded abdomen. Adult case-bearing carpet moth. In Florida, this braconid and an ichneumonid wasp, Lymeon orbum (Say), were reared from the household casebearer (Hetrick 1957). It is possible that Case Bearing Moth Larvae my eat organic fibers and protein, hence being considered Household Pests. Although they do play a very important role in ecosystems by cleaning up all sorts of debris, they are wreaking havoc inside of people's homes. Other common names for case moths are bagworms. The wingspan is about 30 mm for males. Size: Their bodies are about 3/8 to 1/2 inches long, while larvae are up to 1/2 inch long. Sometimes, the larvae is hard to spot, since it is the same color and texture of the fabric. Plaster bagworms are a close relative of the clothes moth. Color: Casemaking clothes moths have brownish-gray wings with three dark spots. Eventually the larva will pupate in the case. Photograph: Alamy. Because case moth larvae have to make use of the materials they find to make their casing, they can look very differently. It is a good idea to invest in some airtight storage bags or boxes for any important wool or cotton clothing. The larva lives in the case. Unlike the webbing clothes moth, casemaking clothes moths seldom incorporate webbing or cocoons into the materials on which they are feeding. Clothes moths larvae, either the webbing clothes moth or case making moth. Incorporated into the silken case are fibers from materials the larva have fed on. The entire thing is about half an inch long. It can look like an empty case or shell. The adult moth is a pale silvery grey-brown with dark spots, and approximately 7mm long. As always, the best way to discourage these guys is to remove their food source. Image: QM, Jeff Wright Introduction Case moths, bag moths or bagworms are names given to a group of moths (Family Psychidae) whose caterpillars make portable homes from silk, usually attaching plant material, detritus or sand grains to the outside. Especially with the sandy collar area. Case moths, bag moths or bagworms Fact Sheet Case moth. Caterpillars of each It is known from the eastern half of Australia, including Tasmania..