Eristalis sp?

 Eristalis sp?

Observation - Eristalis sp?. Description: Although I don't usually intervene between hunter and prey, I assisted the escape of a hoverfly which had landed in a spider's web; it subsequently rested on my hand for long enough to permit me to photograph it. Eristalis sp, but I'd appreciate any help

Although I don't usually intervene between hunter and prey, I assisted the escape of a hoverfly which had landed in a spider's web; it subsequently rested on my hand for long enough to permit me to photograph it. Eristalis sp, but I'd appreciate any help in identifying which one: nemorum? or arbustorum? or another sp?