Spiders of the Orsiera Rocciavrè Natural Park and Foresto Ravine Natural Reserve (NW Italy): a faunistic synthesis with data from the “ Biodiversity Monitoring Project ” Author Barbara, Marco Tolve Author Andrea, Barbara Rizzioli Ente di gestione delle aree protette delle Alpi Cozie, Via Fransuà Fontan, 1 - 10050 Salbertrand, TO (Italy) Author Marco, Andrea Pane Author Isaia, Marco Department of Life Sciences and System Biology, University of Turin, Via Accademia Albertina, 13 - 10123 Turin, TO (Italy) marco. isaia @ unito. it (corresponding author) .isaia@unito.it text Zoosystema 2026 2026-03-19 48 6 139 195 journal article 10.5252/zoosystema2026v48a6 1638-9387 19114341 81C22D3F-EEC1-46CA-956D-2843454C9D79

APPENDIX 2. — Detailed information on the number of pitfall traps and plots placed for each transect in the study area. We report: Study area: Orsiera Rocciavrè Natural Park (A) and Foresto Ravine Natural Reserve (B); Transect: Ch (Chisone), Sa (Sangone), Su (Susa) and Fo (Foresto); Plot: plot code for each transect. Pitfall counting for each plot: as no. pitfall traps × no. of replacement × no. year; no. of pitfall placed and no. of pitfall collected.

Study area	Transect	Plot	pitfall counting for each plot (no. traps × no. replacement × no. year)	no. pitfall placed	no. pitfall collected
A	Ch	ChA	5×9×2	90	54
A	Ch	ChB	5×9×2	90	48
A	Ch	ChC	5×9×2	90	27
A	Ch	ChD	5×9×2	90	49
A	Ch	ChE	5×9×2	90	40
A	Ch	ChF	5×9×2	90	46
			TOT Ch	540	264
A	Sa	SaA	5×9×2	90	57
A	Sa	SaB	5×9×2	90	56
A	Sa	SaC	5×9×2	90	60
A	Sa	SaD	5×9×2	90	57
			TOT Sa	360	230
A	Su	SuA	5×9×2	90	48
A	Su	SuB	5×9×2	90	53
A	Su	SuC	5×9×2	90	38
A	Su	SuD	5×9×2	90	37
A	Su	SuE	5×9×2	90	53
A	Su	SuF	5×9×2	90	20
			TOT Su	540	249
B	Fo	FoA	5×9×2	90	53
B	Fo	FoB	5×9×2	90	49
B	Fo	FoC	5×9×2	90	40
B	Fo	FoD	5×9×2	90	49
			TOT Fo	360	191
			TOT	1800	934