EntityQ31060267· pop 19· linked from 271 articlesspiracleSign in to saveopening in the exoskeletons of some arthropodsConnectionsinsectEntityInternational Standard Book NumberEntitydigital object identifierEntityArachnidaEntityInternational Standard Serial NumberEntitytracheaEntityMyriapodaEntityOpilionesEntityQ180686EntitySolifugaeEntitybibcodeEntityconvergent evolutionEntityOnychophoraEntityexoskeletonEntityQ19119EntityAraneidaeEntityLycosidaeEntityQ22908627EntityRicinuleiEntityhypercapniaEntityCategoriesArthropod anatomyRespiratory system