A new distinct, disjunct giant millipede of the genus Spirostreptus Brandt, 1833, from Tanzania, and a solution for orphaned Spirostreptus species (Diplopoda, Spirostreptida, Spirostreptidae). 2023

Henrik Enghoff
Natural History Museum of Denmark; University of Copenhagen; Universitetsparken 15; DK-2100 Kbenhavn . henghoff@snm.ku.dk.

Spirostreptus digitus sp. nov. is described based on specimens from Tanzania, and the genus Spirostreptus Brandt, 1833 is discussed, as is the higher classification of the family Spirostreptidae. Gonopod illustrations of S. heros Porat, 1872, and S. tripartitus Cook & Collins, 1893, are provided for comparison with the new, morphologically very distinct species. Analocostreptus Silvestri, 1910, is suggested as the valid genus name for the species currently being placed in Spirostreptus sensu auctorum, nec Brandt, 1833, and 32 nominal species of Spirostreptus are placed in new combinations with Analocostreptus, viz., Analocostreptus amandus (Attems, 1914), comb. nov., Analocostreptus biconus (Attems, 1934), comb. nov., Analocostreptus bonifatius (Attems, 1914), comb. nov., Analocostreptus castaneus (Attems, 1934), comb. nov., Analocostreptus cornutus (Attems, 1934), comb. nov., Analocostreptus damasus (Attems, 1953), comb. nov., Analocostreptus dartevellei (Attems, 1953), comb. nov., Analocostreptus dentiger (Attems, 1953), comb. nov., Analocostreptus garambanus (Chamberlin, 1927), comb. nov., Analocostreptus gregorius (Attems, 1914), comb. nov., Analocostreptus ineptus (Kraus, 1958), comb. nov., Analocostreptus informis (Attems, 1938), comb. nov., Analocostreptus makarius (Attems, 1914), comb. nov., Analocostreptus manyemanus (Attems, 1927), comb. nov., Analocostreptus manyemanus biserialis (Attems, 1938), comb. nov., Analocostreptus medjensis (Chamberlin, 1927), comb. nov., Analocostreptus micromelas (Saussure & Zehntner, 1902), comb. nov., Analocostreptus missionarius (Attems, 1953), comb. nov., Analocostreptus montivagus (Karsch, 1881), comb. nov., Analocostreptus multisulcatus (Demange, 1957), comb. nov., Analocostreptus pancratius (Attems, 1914), comb. nov., Analocostreptus pavani (Demange, 1981), comb. nov., Analocostreptus phthisicus (Saussure & Zehntner, 1902), comb. nov., Analocostreptus pictus (Saussure & Zehntner, 1902), comb. nov., Analocostreptus rolini (Silvestri, 1897), comb. nov., Analocostreptus sculptus (Saussure & Zehntner, 1902), comb. nov., Analocostreptus semilunaris (Peters, 1855), comb. nov., Analocostreptus servatius (Attems, 1914), comb. nov., Analocostreptus tetricus (Attems, 1934), comb. nov., Analocostreptus tiburtius (Attems, 1953), comb. nov., Analocostreptus triangulicollis (Attems, 1934), comb. nov., Analocostreptus versicolor (Saussure & Zehntner, 1902), comb. nov. and Analocostreptus yambatanus (Attems, 1934), comb. nov. Illustrations of the gonopods of A. ibanda (Silvestri, 1907), type-species of Analocostreptus, are provided, and the species is recorded as new for Kenya.

UI MeSH Term Description Entries
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D001181 Arthropods Members of the phylum Arthropoda, composed of organisms having a hard, jointed exoskeleton and paired jointed legs. It includes the class INSECTS and the subclass ARACHNIDA, many species of which are important medically as parasites or as vectors of organisms capable of causing disease in man. Arthropoda,Arthropod
D013636 Tanzania A republic in eastern Africa, south of UGANDA and north of MOZAMBIQUE. Its capital is Dar es Salaam. It was formed in 1964 by a merger of the countries of TANGANYIKA and ZANZIBAR. Tanganyika,Zanzibar,United Republic of Tanzania

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