Troglohyphantes nigraerosae

Troglohyphantes nigraerosae is a species of cave spider of the family Linyphiidae. It is endemic to Italy.

Troglohyphantes nigraerosae
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Araneomorphae
Family:	Linyphiidae
Genus:	Troglohyphantes
Species:	T. nigraerosae
Binomial name
Troglohyphantes nigraerosae Brignoli, 1971

Morphology

Troglohyphantes nigraerosae is a small sized cave spider with a body length of 3 mm (Prosoma length: 1.50 mm, prosoma width: 1.15 mm).^[1] From a genetic standpoint, T. nigrerosae represent the sister group of T. vignai.^[2] Males of the latter species can be distinguished from T. nigraerosae by the shape of the lamella significativa of the male palp (see ^[1]).

Distribution

Southern Graian Alps (NW Italy). The species occurs preferentially in caves.^[3]