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Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

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Family Blaniulidae

Diplopoda - Blaniulus guttulatus Diplopoda - Blaniulus guttulatus Millipede - Blaniulus guttulatus Spotted Snake Millipede - Blaniulus guttulatus Julid, Blaniulus guttulatus? - Blaniulus guttulatus Pea Worms Millipede - Blaniulus guttulatus Tiny Diplopoda
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Myriapoda (Myriapods)
Class Diplopoda (Millipedes)
Order Julida
Family Blaniulidae
Numbers
North America: 1 native species, 5 introduced species.
Size
Up to 16mm in length, 0.9 mm in diameter. (1)
Identification
Cylindrical body, relatively long and thin, with a length:width ratio of up to 30:1. Members have distinctive spots on each segments: the odiferous glands. Eyes may be present or absent (eyeless species pale in color). If present, eyes are in one or two simple rows, rather than a large ocular field. First pair of legs in mature males is short, hook-like. Compared to members of Julidae and Parajulidae, no species possess a posterior projection of the pre-anal ring. (1)
Range
Predominantly Palearctic: species from Western Europe have been widely introduced in Eastern North America.(2). Some species in the West. See Remarks below.
Remarks
The only native species known is the U.S. endemic Virgoiulus minutus, known from Pennsylvania and Missouri south to Florida and Louisiana.(2)

Introduced species:(2)
Archiboreoiulus pallidus - Eastern U.S. and Canada to North Dakota
Blaniulus guttulatus - Widespread: "ubiquitous" in North America
Proteroiulus fuscus - Eastern North America
Choneiulus palmatus - Widespread: from Nova Scotia to Washington and California
Nopoiulus kochii - Nova Scotia to Virginia, Washington State
Works Cited
1.Millipedes: Keys and notes for the identification of the species
J. Gordon Blower. 1985. E.J. Brill/Dr. W. Backhuys.
2.Checklist of the millipeds of North and Middle America
Richard L. Hoffman. 1999. Virginia Museum of Natural History Special Publications.