▁dep ict ions ▁of ▁Robert ▁E . ▁Lee ▁Category : C ult ural ▁dep ict ions ▁of ▁Abraham ▁Lincoln ▁Category : American ▁Civil ▁War ▁alternate ▁histor ies ▁Category : F iction ▁set ▁in ▁ 1 8 6 0 ▁Category : F iction ▁set ▁in ▁ 1 8 6 1 <0x0A> </s> ▁{{ T ax obox ▁| ▁reg num ▁= ▁Animal ia ▁| ▁ph yl um ▁= ▁N emat oda ▁| ▁class is ▁= ▁En ople a ▁| ▁subclass is ▁= ▁En op lia ▁| ▁or do ▁= ▁Tr ich ur ida ▁| ▁familia ▁= ▁Tr ich ur idae ▁| ▁genus ▁= ▁Tr ich ur is ▁| ▁species ▁= ▁Tr ich ur is ▁mur is }} Tr ich ur is ▁mur is ▁is ▁a ▁n emat ode ▁par as ite ▁of ▁m ice . ▁It ▁is ▁very ▁similar ▁to ▁the ▁human ▁round w orm ▁par as ite ▁Tr ich ur is ▁tr ichi ura ▁due ▁to ▁its ▁imm un ological ▁react ivity ▁when ▁crossed , ▁and ▁so ▁is ▁often ▁used ▁in ▁related ▁studies . ▁▁ ▁L ifecycle ▁ ▁In gest ing ▁material ▁that ▁contains ▁emb ry on ated ▁eggs ▁allows ▁for ▁transmission ▁and ▁in fection ▁to ▁occur . ▁The ▁eggs ▁travel ▁down ▁to ▁the ▁c ec um ▁- ▁a ▁p ouch ▁located ▁at ▁the ▁start ▁of ▁the ▁large ▁int est ine ▁- ▁where ▁lar val ▁h atch ing ▁is ▁induced . ▁The ▁lar va e ▁proceed ▁to ▁pen et rate ▁through ▁the ▁m uc os al ▁ep ith el ium , ▁then ▁molt ▁into