Biospeleology of the Piemonte
(North-western Italy)

Systematic Photographic
Atlas

   
Web page created and updated by Enrico LANA
   
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Arma inferiore dei Grai (120 Pi/CN)
(Grai lower Cave)

TECHNICAL CARD

Commune:

Ormea, Eca

Valley:

Tanaro

Mons:

Rocca d'Orse

Map I.G.M.:

91 IV SO Garessio

Coordinates:

long.: 4░29'04"

lat.: 44░10'24"

Quota:

1020 m a.s.l.

Length:

600 m

Difference in level:

-82 m

Lithotype:

Limestone

Topography


Cave of palaeo-anthropological interest in which have been made methodical excavations; into it descending meanders follow pits that bring to big halls.

In several visits, the author learned to appreciate the speleological and biospeleological value of this cavity.

Here is a list of the main elements of the fauna directly observed by the author:

CRUSTACEA ISOPODA: Buddelundiella armata over debrits of wood at the basis of the first pit.

DIPLOPODA: Plectogona sp. in all the extension of the cave, by 150 m from the entrance to the last hall. Polydesmus cfr. troglobius above the first pit on debrits of wood (new station discovered by the author).

CHILOPODA: Lithobius sp.

ARACHNIDA ARANEAE: Linyphiidae indet. at the basis of the first pit.

INSECTA TRICHOPTERA indet. near the first pit.

INSECTA ORTHOPTERA: Dolichopoda ligustica near the entrance.

INSECTA CARABIDAE TRECHINAE: Duvalius cfr. gentilei adults and larvas in the last hall, after the second pit.

CHIROPTERA: Rhinolophus ferrumequinum in the entrance branch.

    Glossary
Bgsound:
SPECIFIC
BIBLIOGRAPHY
      
BIOSPELEOLOGICAL
BIBLIOGRAPHY
      
GENERAL
BIBLIOGRAPHY


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