Carpathonesticus lotriensis is an araneomorph spider species of the family Nesticidae. It occurs in Romania, where it can be found in caves. Description The prosoma length is 2 mm in male and female specimens of C. lotriensis. The described female had a body length of 5.2 mm; male body length is 4.7 mm. Body colouration and patterning are similar to that of other species of Carpathonesticus. Original publication References Nesticidae Spiders of Europe Spiders described in 1983