Testacella (Testacella) fischeriana Bourguignat, 1862 Fig. 81 Testacella fischeriana – Bourguignat 1862 c: 516–517, pl. 13, figs 5–7 – Environs de Constantine, d’Alger. Giusti et al. 1995: 320, figs 300–301, 303–304 – Sidi Kouzeil, Mount Edough, Annaba, Algeria; Gorges du Rhumel, Costantine, Algeria. Testacella brondeli – Bourguignat 1862 b: 521 –522, pl. 13, figs 14–16 – Environs de Bone, en Algérie. Material examined. No specimens in our samples. Diagnosis. Enlarged vas deferens; penis slender, partially enveloped in a muscular-glandular sheath from which the penial retractor emerges; a penial diverticulum originating at the point where the proximal penis ends, and the distal penis begins. Distribution. Northeastern Algeria and northern Tunisia (Giusti et al. 1995; Abbes et al. 2010). Ecology. Testacella fischeriana live in earthworm burrows and soil crevices, hunting and eating earthworms. Remarks. Testacella fischeriana is a well-known species. Giusti et al. (1995) recorded it from Annaba, Sidi Kouzeil, and Constantine.

Published as part of Ramdini, Ramdane, Liberto, Fabio, Sadouk, Ghania, Gregorini, Armando & Colomba, Mariastella, 2026, Contributions to the knowledge of slugs and semi-slugs (Gastropoda, Pulmonata, Stylommatophora) from Algeria, pp. 307-348 in ZooKeys 1270 on pages 307-348, DOI: 10.3897/zookeys.1270.156458