Dodatak:Popisi paučnjaka, Cu
Cua
uredi, Cuangoblemma
Cub
uredi, Cubabodes , Cubachipteria , Cubanana
Cubanopyllus Alayón & Platnick, 1993
uredi- Cubanopyllus inconspicuus (Bryant, 1940)
Arachnida → Araneae → Gnaphosidae
- Cubanops alayoni Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops andersoni Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops armasi Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops bimini Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops darlingtoni (Bryant, 1948)
- Cubanops granpiedra Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops juragua Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops ludovicorum (Alayón, 1976
- Cubanops luquillo Sánchez-Ruiz, Brescovit & Alayón, 2015
- Cubanops terueli Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops tortuguilla Sánchez-Ruiz, Platnick & Dupérré, 2010
- Cubanops vega Sánchez-Ruiz, Platnick & Dupérré, 2010
Arachnida → Araneae → Caponiidae , Cubaoppia , Cubazomus
Cuc
uredi, Cucudeta
Cul
uredi, Cultrobates , Cultroribella , Cultroribula
Cun
uredi, Cunaxa , Cunaxatricha , Cunaxidae , Cunaxoides , Cuneoppia , Cuneoppiidae
Cunnawarra Davies, 1998
uredi- Cunnawarra cassisi Davies, 1998
- Cunnawarra grayi Davies, 1998
Arachnida → Araneae → Amphinectidae
Cup
uredi, Cupa
Cupiennius Simon, 1891
uredi- Cupiennius bimaculatus (Taczanowski, 1874)
- Cupiennius chiapanensis Medina, 2006
- Cupiennius coccineus F. O. Pickard-Cambridge, 1901
- Cupiennius cubae Strand, 1909
- Cupiennius foliatus F. O. Pickard-Cambridge, 1901
- Cupiennius getazi Simon, 1891
- Cupiennius granadensis (Keyserling, 1877)
- Cupiennius remedius Barth & Cordes, 1998
- Cupiennius salei (Keyserling, 1877)
- Cupiennius valentinei (Petrunkevitch, 1925)
- Cupiennius vodou Brescovit & Polotow, 2005
Arachnida → Araneae → Ctenidae
Cur
uredi, Curimagua
Curtimeticus Zhao & Li, 2014
uredi- Curtimeticus nebulosus Zhao & Li, 2014
Arachnida → Araneae → Linyphiidae , Curubis
Cus
uredi, Cuspidogalumna , Cuspidozetes , Cuspitegula