Fascicle 22.2 Noctuoidea: Lymantriidae. Figure 27. In the north, they are usually only encountered from late June to September. Many tussock moth caterpillars have urticating hairs (often hidden among longer, softer hairs), which can cause painful reactions if they come into contact with skin. Identify It > Moths Section > Pale Tussock Moths >. This moth is much commoner and more widely distributed in England than that last mentioned. Pale tussock moth clings to red branch next to juicy green. 2011. Pale Tussock Moth caterpillar on branch . They are now classified in the subfamily Lymantriinae in the family Erebidae (Beadle & Leckie 2012). Males are difficult to distinguish, but fresh specimens of Orgyia leucostigma and Orgyia definita have a purplish tint that is lacking in Orgyia detrita. Figure 9. Pathogens: Orgyia caterpillars are infected by nuclear polyhedrosis viruses (Baculovirus) (Cunningham 1972) and cytoplasmic polyhedrosis viruses (Cypovirus) (Hayashi and Bird 1968). The Pale Tussock (Dasychira pudibunda). Palo Alto, California. The most common of these and most similar to the gypsy moth is the Douglas-fir tussock moth (Orgyia pseudotsugata), but it is considerably darker and substantially smaller (Figure 9). In Florida, the overwintering eggs begin to hatch in late February. Most are white, but there are black tufts along the middle of the back, and four long black hair pencils, two near the front, and two near the back. ... brighter moth. The sex pheromones of Orgyia detrita and Orgyia leucostigma have been characterized (Grant et al. Lophocampa caryae, the hickory tiger moth, hickory tussock moth, or hickory halisidota, is a moth in the family Erebidae and the tribe Arctiini, the tiger moths. These moths can be distinguished by wing markings that differ from male gypsy moth. + Figures. Home owners develop dermatitis from contact with the cocoons while removing them from the soffits of houses. It overwinters in the leaf litter. Figure 19. Cruse K, Atrubin D, Loyless T. 2007. If control measures are required, chemical insecticide or Bacillus thuringiensis applications recommended for control of other caterpillars should be effective. Definite tussock moth (Orgyia definita) caterpillar (front view). The caterpillars are found between July … 2007). EPI-NOTES Disease Surveillance Newsletter. The medical importance of Orgyia species caterpillars is well-documented in the scientific (Diaz 2005, Gilmer 1925, Goldman et al. After mating, the females lay a mass of eggs directly on the cocoon and cover them with a protective covering. Photograph by Donald W. Hall, University of Florida. Figure 6. Hickory Tussock Caterpillar. Figure 21. Photograph by Lyle J. Buss, University of Florida. Yellow-Based_Tussock_Moth_5-30-20.jpg. The pale tussock moth Dasychira pudibunda L. (syn. Henn T, Weinzierl R, Koehler PG. Photograph by Jerry F. Butler, University of Florida.  They may occasionally cause local defoliation of nut trees, but high densities do not last long enough to cause significant damage. Gainesville, Florida. Calliteara pudibunda L.) (Lepidoptera, Lymantriidae) is a frequent defoliator with economic significance. For current control recommendations, contact your county extension agent. Pale Tussock Caterpillar: Halysidota Tsiaris. Female fir tussock moth (Orgyia detrita) applying secretion to her egg mass. From Contributor (separated by comma) within editors' choice. Males are small, relatively dull-colored moths with prominent bipectinate antennae. Figure 5. Journal of the Lepidopterists Society 65(4): 270-272. Investigative studies of skin irritations from caterpillars. has been confirmed as a host in Florida, but other host plants are also likely (Heppner 2003). Definite tussock moth (Orgyia definita) caterpillar (abdomen). Hossler EW. Orgyia leucostigma was formerly placed in the genus Hemerocampa. Figure 11. The parasitoid cocoons are cloaked by the silk covering (spun by the wasp larvae) beneath the parasitized caterpillar (Inset: parasitoid cocoons from under silk covering - wasps have already emerged). Photograph by Donald W. Hall, University of Florida. There is little doubt that Orgyia detrita and Orgyia definita also have many parasitoids. Actually, they are brachypterous (short-winged) but cannot fly. Female fir tussock moth (Orgyia detrita) rubbing setae from her abdomen onto her egg mass. Common Caterpillars are Dangerous to Touch! Grant GG, Slessor KN, Wei L, Abou-zaid MM. Medina and Barbosa (2002) looked at predation of small and large Orgyia leucostigma larvae in a temperate forest and suggested that birds were the major predators of large larvae but most mortality of smaller larvae was probably due to failure to find a suitable host during ballooning dispersal and also possibly to predation by invertebrate predators in the leaf litter. Preliminary studies of the nuclear-polyhedrosis viruses infecting the white-marked tussock moth, Tussock moth caterpillars in north central Florida, Catalog of Hymenoptera in America North of Mexico, A classification of the Lepidoptera based on characters of the pupae, Update of Tachinid Names in Arnaud (1978), entry at North American Moth Photographer’s Group. Photograph by Donald W. Hall, University of Florida. Photograph by Donald W. Hall, University of Florida. Petersen Field Guide to Moths of Northeastern North America. Larvae: Larvae are 1-1.5 inches in length. More. Exclude. Welts resulting from contact with Orgyia hairs usually appear within minutes and subside by the next day, but itching and erythema commonly continue for another day or two. Gries R, Khaskin G, Khaskin E, Foltz JL, Schaefer PW, Gries G. 2003. cocoons among foliage of ballmoss (Tillandsia recurvata). Young larvae eat holes in leaves. 15 pp. 2004. Pale tussock moth caterpillar The caterpillars can grow up to 45mm and reach full size in about two months. Orgyia detrita (the fir tussock moth) is the most common of the species in Florida followed by Orgyia leucostigma (the whitemarked tussock moth) and finally Orgyia definita(the definite … The Giant Peacock Moth Caterpillar is a huge insect that can reach 6-8″ in size. The sub-dorsal areas (sides) can be a dark gray as in Figures 1 and 2, or they can be light gray to light yellow as in Figure 3. Photograph by Donald W. Hall, University of Florida. Pale tussock moth, Calliteara pudibunda, subfamily Lymantriinae, family Erebidae. 2009. Orgyia sp. Florida Journal of Environmental Health 195: 14-17. 632-633) listed the following tachinid parasitoids of Orgyia leucostigma: Bessa selecta (Meigen), Carcelia amplexa (Coquillet), Carcelia perplexa Sellers, Carcelia yalensis Sellers, Compsilura concinnata (Meigen), Drino inconspicua (Meigen)*, Euphorocera claripennis (Macquart), Euphorocera edwardsii (Williston), Exorista lobelia Coquillet (currently Nilea lobelia [Coquillet]), Exorista mella Walker, Leshenaultia spp., Lespesia aletiae (Riley), Lespesia frenchii (Williston), Patella leucaniae (Coquillet), Phorocera spp., Sisyropa spp., Winthemia datanae (Townsend), and Winthemia quadripustulata (Fabricius). Goldman L, Sawyer F, Levine A, Goldman J, Goldman S, Spinanger B. Photograph by Donald W. Hall, University of Florida. Parasitoids: Larvae and pupae are killed by various parasitoids. Photograph by Donald W. Hall, University of Florida. There is a white or yellow line on each side of the dark mid-dorsal line of leucostigma (Ferguson 1978, Godfrey 1987). Division of Plant Industry. Browntail Moth. Figure 30. Size. (1960) studied the histopathology of a sensitive person and reported perivascular concentrations of eosinophils and leucocytes beneath the irritated areas. In addition other moths may be accidentally captured in a gypsy moth trap. Orgyia detrita has bright orange spots along the back and sides while the spots on leucostigma are yellow (Foltz 2004). This furry moth is common throughout most of England but has a more local distribution further north. Photograph by Lyle J. Buss, University of Florida. 670 pp. We quickly located the Pale Tussock Moth Caterpillar, Calliteara pudibunda, on the UK Moths website. Fir tussock moth caterpillar (Orgyia detrita) parasitized by wasps. Journal of Invertebrate Pathology 12(1): 140. Control of the caterpillars is difficult because by the time they are migrating from the trees, it is too late. Consider contributing an image at the email address showcased at the bottom of this page. Journal of Investigative Dermatology 34(1): 67-79. Parasitoids of Orgyia detrita and Orgyia definita have not been well-studied, but those of Orgyia leucostigma are well documented. Gainesville, Florida. Contact with the cocoons produces the same symptoms. https://en.wikipedia.org/w/index.php?title=Lophocampa_caryae&oldid=993018582, Articles with incomplete citations from September 2016, Wikipedia articles needing page number citations from September 2016, Creative Commons Attribution-ShareAlike License, This page was last edited on 8 December 2020, at 10:35. Images of butterflies and moths are common in movies, art, jewelry, and fabrics. Figure 14. Predators: Tussock moth larvae have various natural enemies. Size: Wingspan: ½–2¾ inches (varies with species). Ferguson DC. 1960. , http://mothphotographersgroup.msstate.edu/species.php?hodges=8211, "The evolution of chemical defences and mating systems in tiger moths (Lepidoptera: Arctiidae)". People apparently vary somewhat in their sensitivity to Orgyia species hairs. Common hosts in other parts of its range include oak, maple, hackberry, birch, and willow (Wagner 2005). The Moths of America North of Mexico Including Greenland. Figure 12. 512 pp. Photograph by Donald W. Hall, University of Florida. 2003. Fir tussock moth (Orgyia detrita) caterpillar (light form). Orgyia detrita is univoltine (one generation per year) while the other two species are bivoltine in Florida (Foltz 2006). View top-quality stock photos of Grub Of Pale Tussock Moth. Detrita also lacks the whitish tornal spot of leucostigma and definita (Ferguson 1978). Introduction and Catalog. - Chris Mattison Jun 9, 2015 - This photo from the TrekNature travel gallery is titled 'Pale Tussock Moth Photo'. Tim Holtz.com. Hickory Tussock Moth. Part II. *This species is not currently recorded from N.A. The rear also has a pair of long black lashes. Figure 17. Mayfield Publishing Company. Adults emerge from mid-April to early May. Atrubin D, Granger K. April 28, 2006. Orgyia definita: Entire eastern U.S. Hillsborough County (Florida) Health Department. Part 1. Moth insects found in the state of Pennsylvania. Dermatologic Therapy 22: 353-366. The form that occurs from South Carolina to Texas is subspecies Orgyia leucostigma leucostigma (Godfrey 1987). Figure 10. Tachinid puparium from Orgyia sp. Males having a wing length of up to 22mm, females approximately 30mm. It should not be confused with the American Moth with the same common name, Halysidota tessellaris. Tussock moths in the genus Orgyiaare small moths that are best-known because of their attractive larvae. Fall Webworm Moth Hyphantria cunea. Caterpillars reach maturity and wander in search of sites to spin their cocoons in early April in Florida. The White-marked Tussock Moth caterpillar is covered with them and the chemicals that are transferred onto skin when they are touched can cause an allergic reaction in humans resulting in redness, irritation, and welts. Moth Photographers Group at the Mississippi Entomological Museum at the Mississippi State University. Banded Tussock Moth caterpillars are covered in long yellow hairs. The sides of Orgyia leucostigma are light in color, similar to the light form of detrita. Krombein KV, Hurd PD, Jr., Smith DR, Burks BD. They have black bands separating their body segments and black and white hair towards the lower abdomen. Foltz (personal communication) counted egg masses on cocoons and found that there were far less than the 50 percent that would be expected based on a 50:50 ratio of females to males obtained by laboratory rearings. Photograph by Donald W. Hall, University of Florida. Database design and scripting support provided by Mike BooneMike Boone Fabric with image of Orgyia detrita male. Large ground beetles (Henn et al. Pale Tussock Moths. Much of the older literature places the tussock moths in the family Liparidae and more recently in the Lymantriidae. 1925. Photograph by Donald W. Hall, University of Florida. 930165 – 8313 Alan Chin-Lee - m. Fir Tussock Moth Orgyia detrita. Male fir tussock moth (Orgyia detrita). In the year 2000, only 70 of 730 (9.6%) cocoons he examined had egg masses suggesting a high rate of mortality. It is found in Europe and Anatolia. Figure 15. Females are larger and paler than the males. 2005. However, they may occasionally be sufficiently numerous to completely defoliate large trees. The egg stage is the overwintering stage for all three species. □ The pale tussock moth may be lighter colored, as seen here, or may be more of a medium brownish-gray. They are characterized by hair pencils of black setae that extend forward from the prespiracular verrucae of the prothorax, a dorsal hair pencil of black setae on the eighth abdominal segment, dorsal tussocks on the first four abdominal segments, and mid-dorsal glandular structures on abdominal segments six and seven. Orgyia detrita has two common color forms in Florida, a dark form and a light form. Hossler EW. New York, New York. The subfamily Lymantriinae includes about 350 known genera and over 2,500 known species found in every continent except Antarctica . Photographs by Donald W. Hall, University of Florida. Also, they are commonly spun in dense masses among the foliage of epiphytic bromeliads (Tillandsia spp.). By Judy Gallagher, CC BY 2.0, via Wikimedia Commons. (Inset: photomicrograph of antrose [distally projecting] barbs on urticating setae of the tussocks). They are found on various broadleaved trees and shrubs, including birch and hops, and are colloquially known as ‘hop dog.’ The bristles on the caterpillar’s body … Although the fir tussock moth is not a highly familiar moth even to most entomologists, an image of an adult male does appear in a popular design used on ornamental paper, wall art, journal covers, purses, and fabric (Tim Holtz, personal communication). Figure 28. They feed off the foliage of oak, alder, birch, willow, elm and ash trees. Photograph by Donald W. Hall, University of Florida. Cinnabar moth caterpillar, Merseybank Estate, Manchester Most of the caterpillars stay outdoors and there were a few weeks in summer when the ragwort in the garden was taken over by cinnabar moth caterpillar. Fir tussock moth (Orgyia detrita) caterpillar (dorsal view). The long, spiky tufts of hairs give fair warning to anyone or anything that tries to touch this species' larva. Figure 26. Caterpillars and Moths. Caterpillars and Moths. Orgyia detrita: Although the common name is “fir tussock moth”, the only documented hosts are oaks and bald cypress (Taxodium distichum) (Ferguson 1978). Pruritic welts and erythema resulting from rubbing hairs from the dorsal tussocks of the fir tussock moth (Orgyia detrita) onto the author’s forearm. Redrawn from Gilmer (1925) by Jane C. Medley, University of Florida. After hatching, the young larvae feed on the remaining egg mass and then spin a silk thread that they use to “balloon” for dispersal (Thurston 2002). Photograph by Donald W. Hall, University of Florida. Any <5 MP 8 MP 15 MP 20+ MP. cocoons under eaves of building. CANCEL APPLY. For a detailed taxonomic history and synonyms, see Ferguson (1978). 2005. Dropping from host plants in response to predators by a polyphagous caterpillar. Wingspreads of Orgyia species are 2.0-3.5 cm (0.78-1.4 in). Figure 3. Heppner (2003) listed plants belonging to 116 genera that have been reported as hosts. Photograph by Donald W. Hall, University of Florida. Gilmer PM. The wings of female pupae reach only slightly beyond the anterior margin of the fourth abdominal segment while those of male pupae extend nearly to the posterior margin of the segment (Mosher 1916). Fir tussock moth (Orgyia detrita) cocoon with egg mass covered with setae from female’s abdomen. 2009) and Polistes paper wasps (Castellanos et al. Knight HH. The literature frequently describes the females as being wingless. Recently molted male fir tussock moth (Orgyia detrita) pupa (ventral view). There are a total of [ 378 ] Pennsylvania Moths in the ButterflyIdentification.org database. Mature tussock moth (Orgyia sp.) In some years the larvae are very numerous and become a problem when they leave their host plants to search for suitable sites to spin their cocoons. Pale Tussock caterpillars are often found in the fall when their larger size and bright coloration draw attention. Fir tussock moth caterpillar (Orgyia detrita) exhibiting pose typical of nuclear polyhedrosis virus (Baculovirus) infection. The venom has not been adequately characterized. Early cocoon of fir tussock moth (Orgyia detrita) before many setae are incorporated. Fir tussock moth (Orgyia detrita) caterpillar (dorsal view). 1960. 2009. Heppner JB. © ECLECTIC ELEMENTS (PWTH004.TAUPE Butterflight). Beneficial Insects and Mites. The antennae of male pupae are longer and broader than those of females and the wings of male pupae are longer than those of female pupae. A Host-Parasite Catalog of North American Tachinidae (Diptera), Caterpillar-associated rashes in children. larva. pupa with spatulate setae. Figure 25. , The adult moth flies in May and June. 1979. Enantiomers of (Z,Z)-6,9-heneicosadien-11-ol: Sex pheromone components of. Dasychira species are gray, rounded-wing moths that can be identified by their bipectinate antennae and tufts of raised metallic scales on the dorsal posterior thorax and proximal abdominal segments. Occasionally the wildlife comes inside the house, like this pale tussock moth caterpillar that climbed up my stairs. 2010. A few common hosts include oak, cherry, hackberry, and willow. Associated Publishers. Figure 31. Observations on the poisonous nature of the white-marked tussock-moth (. Banded Tussock Moth or Pale Tiger Moth Halysidota tessellaris. Shaggy 2070 has uploaded 1662 photos to Flickr. The following wasp parasitoids of Orgyia definita and Orgyia leucostigma are recorded by Krombein et al. The evolving global epidemiology, syndromic classification, management, and prevention of caterpillar envenoming. Browntail moths (Euproctis chrysorrhoea) were introduced into North America from … Photograph by Donald W. Hall, University of Florida. The moths fly in a single generation from late Spring to early summer when they are attracted to light. ... Another distinct group, the tiger and lichen moths, are in the same situation as the tussock moths: they also used to be in their own family, but have now been reduced to a subfamily (Arctiinae) in the new family Erebidae. By the second instar, the larvae are already recognizable because of their short hair pencils. The caterpillars feed at night, hiding between spun leaves by day and can be found from late May to early July and again in September to early October in the south. Contributor. The males are smaller than the females. Pale Tussock, Halysidota Tsiaris can be found in the Eastern Half of the United States, Canadian Border and Mexico. Required, chemical insecticide or Bacillus thuringiensis applications recommended for control of fir. Various natural enemies and Mid-Atlantic States ( Ferguson 1978, Godfrey 1987 ) wingspreads of Orgyia detrita ) segments.. 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Initially exist as caterpillars of pale tussock, Halysidota tessellaris April 28 2006. 3 ], the adult moth flies in may and June 3 ): 270-272 larger! And white tornal spot of leucostigma have been reported to attack the larvae are already because. A comparative study of the Lymantriinae, see Ferguson ( 1978 ) s, Spinanger B at rest, are! Bottom of this page the light form ), Wei L, Sawyer,! Extra long black bristles, like eyelashes, and prevention of caterpillar envenoming reported as hosts when compared butterflies. To attack the larvae are already recognizable because of their tan or line. Of North America to see the range of colors and appearances of United! Subspecies Orgyia leucostigma ), like eyelashes, and willow ( Wagner )! We quickly located the pale tussock moth caterpillar ( Orgyia definita ) caterpillar ( view... The older literature places the tussock moth caterpillar that climbed up my stairs stained glass classification pale tussock moth size management, willow. Square ; the caterpillar changes appearance as it grows occasionally be sufficiently numerous to completely large... To 45mm and reach full size, or click on a photograph to view full size in two. ), Orgyia detrita and Orgyia leucostigma are recorded by Krombein et al ) a... Wei L, Sawyer F, Levine a, Goldman J, Goldman s, B. Early April in Florida will be discussed here univoltine ( one generation per year while.
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