Figure 1 in Millipeds from the eastern Dakotas and western Minnesota, USA, with an account of Pseudopolydesmus serratus (Say, 1821) (Polydesmida: Polydesmidae); first published records from six states and the District of Columbia

Figure 1. Occurrences of indigenous, non-parajulid diplopods in the eastern Dakotas and western Minnesota. Square, Narceus americanus; Triangles, Abacion texense; Diamonds, Underwoodia iuloides; Dots, Pleuroloma flavipes; Stars, Pseudopolydesmus serratus. MAN, Manitoba, Canada; MN, Minnesota; ND, North Dakota; SD, South Dakota.