FIGURES 1–2. Stratiodrilus circensis. 1 in Morphological variation of Stratiodrilus circensis (Polychaeta, Histriobdellidae) from a new host, Aegla leptodactyla (Crustacea, Anomura, Aeglidae) with identification of its type host species *

FIGURES 1–2. Stratiodrilus circensis. 1. diagram, male in ventral view; 2. diagram, female in ventral view. T1 — median antenna, T2 — first lateral pair of antennae, T3 — second lateral pair of antennae, Ja — jaw apparatus, Ala — anterior locomotor appendages, Fu — fulcrum, C1 - C3 — lateral pairs of cirri, Cl — claspers, Eg — egg, Pe — penis, Bp — birth pores, Pla — posterior locomotor appendages, Tu — tubercles, Lb — conical ventral lobes, C4 — posterior pair of cirri. Scale bars = 300 µm.