01861nas a2200241 4500008004100000022002500041245015600066210006900222260001500291300001100306490000900317520107800326653001501404653001501419653002401434653001501458653001601473653001101489653001501500100002301515700002001538856006101558 2021 eng d a1175-5334, 1175-532600aThree new genera and eighteen new species of miniature polydesmid millipedes from the northwestern United States (Diplopoda, Polydesmida, Polydesmidae)0 aThree new genera and eighteen new species of miniature polydesmi c24/05/2021 a81-1260 v49753 a

Three new genera, Retrorsioides, Rowlandesmus and Benedictesmus, are described and the polydesmid millipede fauna of North America is briefly reviewed with an emphasis on the genera Bidentogon Buckett & Gardner, 1968 and Retrorsia Shelley, 2003. Eighteen new species are described: Bidentogon buttensis, Bidentogon norcal, Retrorsia leonardi, Retrorsia benedictae, Retrorsia richarti, Retrorsia gracilis, Retrorsia simplicissima, Retrorsioides castellum, Retrorsioides linnensis, Retrorsioides kittitas, Retrorsioides bammerti, Retrorsioides arboramagna, Rowlandesmus millicoma, Rowlandesmus dentogonopus, Benedictesmus aureua, Benedictesmus ellenae, Benedictesmus yaquina and Benedictesmus timber. Natural history notes and illustrations are provided of putative commensal fungi, nematodes and a mite found on the millipede specimens.

10aCalifornia10acommensals10agonopod terminology10anew genera10anew species10aOregon10aWashington1 aShear, William, A.1 aMarek, Paul, E. uhttps://www.mapress.com/zt/article/view/zootaxa.4975.1.3