Erpobdella testacea (Savigny, 1820)

Ahmed, Raja Ben, Romdhane, Yasmina & Tekaya, Saïda, 2015, Checklist and Distribution of Marine and freshwater leeches (Annelida, Clitellata, Hirudinea) in Tunisia with identification key, Ecologica Montenegrina 2 (1), pp. 3-19 : 11

Erpobdella testacea (Savigny, 1820)

( Fig. 4A)

Diagnosis: The dorsal surface of the living specimens is reddish brown in colour with minuscule darker specks. The ventral surface is brighter than the dorsal. The mid­body segment consists of five equally long annuli. The head has four pairs of eyes. Gonopores are separated by 4 annuli.