Orgyia leucostigma

Orgyia leucostigma wanda ake kira farin alamar tussock sauro, wani irin sauro ne daga cikin dangin Erebidae. An fara bayyana wannan nau'in ne ta James Edward Smith a shekarar 1797. Kwariyar wannan sauro tana da yawa musamman a ƙarshen lokacin bazara a gabashin Arewacin Amurka, har ma tana iya kaiwa yammacin Texas, California, da Alberta..

 Magana 
Sunan jinsin Orgyia ya fito ne daga kalmar Helenanci ta dā, órgyia - 'ƙafar hannu'. An kira shi haka saboda, lokacin da yake hutawa, asu yana miƙa ƙafafunsa na gaba kamar hannayensa.

 Tsarin rayuwa 
Tsararru biyu ko fiye suna faruwa a kowace shekara a gabashin Arewacin Amurka.Wagner, D. M. (2005). Caterpillars of Eastern North America. Princeton University Press.   
  Suna cikin hunturu a matakin kwai.

 Kwai 
Ana sa kwai a cikin taro ɗaya a kan cocoon na mace, kuma an rufe shi da froth.Wagner, D. M. (2005). Caterpillars of Eastern North America. Princeton University Press.  ISBN 0691121443 
 [page needed] Ana sa qwai har zuwa 300 a lokaci guda.

Kwariyar
Kwariyar tana da launi mai haske, tare da ƙusoshin gashi kamar na setae. Kai yana da ja mai haske kuma jikin yana da layuka rawaya ko fari, tare da wani layi baki a tsakiya na baya. Ana iya ganin glandan kariya ja a ƙarshen baya. Ana ganin ƙusoshin fari guda huɗu masu kama da burushin hakora suna fitowa daga baya, sannan kuma akwai wani gashi mai launin toka-baki a ƙarshen baya. Waɗannan ƙusoshin fari guda huɗu da ke kan bayansa na iya yin kama da kwantoci na ƙudan zuma masu parasiti. Taɓa waɗannan gashin na iya haddasa rashin lafiyan fata a jikin mutane da yawa. Ƙananan kwari suna cin saman ganyen su bar shi kaman fatar ƙashi, yayin da manyan kwari ke cin komai banda manyan jijiyoyin ganye.Rose, AH and OH Lindquist. (1982). Insects of eastern hardwood trees. Canadian Forestry Service, Forestry Tech Rep 29. Government of Canada, Ottawa. . Suna iya girma zuwa kusan 35 mm tsayi.

 Tsuntsaye 
Caterpillars suna jujjuya koko mai launin toka a cikin ramukan haushi kuma suna haɗa setae a ciki.  Asu na fitowa bayan makonni biyu.

 Manya 
Mata suna da fuka-fuki kaɗan kuma ba sa barin kusa da cocoon. Maza suna da launin toka tare da layin baƙar fata da fararen tabo a kan fuka-fukan da ke gaba (mai tururi, Orgyia antiqua, yayi kama da haka amma launi ne mai tsatsa). Antennae suna da fuka-fuka sosai. Ana samun asu daga Yuni zuwa Oktoba.

 Shuke-shuke masu shayarwa 
Ana iya samun caterpillars suna ciyar da bishiyoyi iri-iri iri-iri, duka biyu masu rarrafe da coniferous, gami da apple, Birch, black locust, ceri, elm, fir, hackberry, hemlock, hickory, larch, itacen oak, fure, spruce, chestnut, da willow.Wagner, D. M. (2005). Caterpillars of Eastern North America. Princeton University Press.  ISBN 0691121443 
 [page needed] Ana bayar da rahoton yaduwar cututtukan cututtukani a wasu lokuta musamman a kan Manitoba maple da elm a cikin birane.Rose, AH and OH Lindquist. (1982). Insects of eastern hardwood trees. Canadian Forestry Service, Forestry Tech Rep 29. Government of Canada, Ottawa. ISBN 0-660-11205-1. Yaduwar cutar yawanci ta ƙare ta hanyar cututtukan kwayar cuta.

 Muhalli 
An gabatar da ƙwayoyin Entomophaga maimaiga zuwa Arewacin Amurka don sarrafa asu (Lymantria dispar). Fungi kuma yana kamuwa da O. leucostigma  kuma yana iya samun tasiri a cikin shekaru lokacin da E. maimaiga yake da yawa. Tsuntsaye galibi suna kai wa manyan tsutsotsi hari, kuma ƙananan tsutsotsi galibi suna ɓacewa yayin warwatsewa.

 Ƙananan nau'o'in 

 O. l. leucostigma (South Carolina, daga Georgia da Florida zuwa Texas) 
 O. l. intermedia Fitch, 1856 (daga Maine da Ontario zuwa Virginia, Alberta da Kansas) 
 O. l. plagiata  (Walker, 1855)  (Nova Scotia, New Brunswick, Quebec) 
 O. l. oslari Barnes, 1900 (New Mexico, Colorado) 
 O. l. sablensis Niel, 1979 (Sable Island, Kanada) 

 Hoton hoton 

 Haɗin waje 

 Tare da hotuna.

 Manazarta 
Rukuni:Shafuka masu fassarorin da ba'a duba ba