Coleosoma

Coleosoma
C. blandum, female
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Araneomorphae
Family:	Theridiidae
Genus:	Coleosoma O. Pickard-Cambridge, 1882 [1]
Type species
C. blandum O. Pickard-Cambridge, 1882
Species
10, see text

Coleosoma is a genus of comb-footed spiders that was first described by Octavius Pickard-Cambridge in 1882. ^[2]

Distribution

Spiders in this genus are found all over the world. ^[1]

Species

As of October 2025 ^[update] , this genus includes ten species: ^[1]

• Coleosoma acutiventer (Keyserling, 1884) – USA to Argentina
• Coleosoma africanum Schmidt & Krause, 1995 – Cape Verde
• Coleosoma blandum O. Pickard-Cambridge, 1882 – Seychelles, India, India, Sri Lanka, Bangladesh, Myanmar, Thailand, Philippines, China, Japan. Introduced to Seychelles, Hawaii (type species)
• Coleosoma caliothripsum Barrion & Litsinger, 1995 – Philippines
• Coleosoma floridanum Banks, 1900 – North, Central and South America. Introduced to Europe, Macaronesia, West Africa, Seychelles, India, Sri Lanka, Philippines, China, Japan, Pacific Islands
• Coleosoma matinikum Barrion & Litsinger, 1995 – Philippines
• Coleosoma normale Bryant, 1944 – USA to Brazil
• Coleosoma octomaculatum (Bösenberg & Strand, 1906) – Japan, Korea, China, Taiwan. Introduced to New Zealand
• Coleosoma pabilogum Barrion & Litsinger, 1995 – Philippines
• Coleosoma pseudoblandum Barrion & Litsinger, 1995 – Philippines

Formerly included:

• C. adamsoni(Berland, 1934) (Transferred to Platnickina )
• C. margaritumYoshida, 1985 (Transferred to Neottiura )

In synonymy:

• C. acrobeles = Coleosoma blandumO. Pickard-Cambridge, 1882
• C. albovittatum = Coleosoma floridanumBanks, 1900
• C. aleipata = Coleosoma floridanumBanks, 1900
• C. antheae = Coleosoma floridanumBanks, 1900
• C. conurum = Coleosoma blandumO. Pickard-Cambridge, 1882
• C. delebile = Coleosoma floridanumBanks, 1900
• C. flavipesO. Pickard-Cambridge, 1895 = Coleosoma acutiventer(Keyserling, 1884)
• C. floridanum = Coleosoma acutiventer(Keyserling, 1884)
• C. interruptum = Coleosoma floridanumBanks, 1900
• C. nigripalpe = Coleosoma acutiventer(Keyserling, 1884)
• C. rapanae = Coleosoma floridanumBanks, 1900
• C. saispotumBarrion & Litsinger, 1995 = Coleosoma floridanumBanks, 1900
• C. semicinctum(Banks, 1914) = Coleosoma floridanumBanks, 1900
• C. vituperabile = Coleosoma blandumO. Pickard-Cambridge, 1882

See also

• List of Theridiidae species

References

1. "Gen. Coleosoma O. Pickard-Cambridge, 1882". World Spider Catalog. doi:10.24436/2 . Retrieved 2025-10-09.
2. Pickard-Cambridge, O. (1882). "On new genera and species of Araneidea". Proceedings of the Zoological Society of London. 50 (3): 423–442.