DRY subtaxa_of_genus_or_below with regex
DRY subtaxa_of_genus_or_below with regex

Use regex constructed from Name::Parse::GROUP_ABBR,
not hard-coded strings

MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer