Journal Article Research Support, Non-U.S. Gov't Research Support, U.S. Gov't, Non-P.H.S. SHELF Stygobromus Stygobromus 属 biological invasion biotic resistance community assembly evaluación del estado de la especie exotic expert elicitation extinction risk invader origin native native-exotic richness relationship obtención de expertos obtención remota remote elicitation riesgo de extinción spatial scale species introduction species status assessment 专家启发 灭绝风险 物种濒危状况评估 谢菲尔德启发式框架 远程启动