• Root
• Nature
• Animals
• Arthropods
• Insects
• Flies & Allies
• Stoneflies

	Parent	Category	Figures
1	Perlodidae	Isoperlinae	243
2	Perlodidae	Perlodinae	113
3	Perlodidae	Rickera	5
4	Perlodidae	Perlodes	3
5	Perlodidae	Oconoperla	2
6	Perlodidae	Hemimelaena	1
7	Perlodidae	Megaperlodes	1
8	Perlodidae	Baumannella	1