TY - JOUR T1 - INTRASPECIFIC LIFE-HISTORY VARIATION IN ERPOBDELLA-OCTOCULATA (HIRUDINEA, ERPOBDELLIDAE) .1. FIELD-STUDY JO - J ANIM ECOL PY - 1986/06/01 AU - MALTBY L AU - CALOW P ED - VL - 55 IS - 2 SP - 721 EP - 738 Y2 - 2024/12/22 ER -