Morphological revision of the western Palaearctic species of the genus Copris Geoffroy, 1762 with three foretibial external teeth (Coleoptera: Scarabaeoidea: Scarabaeidae) Author Ziani, Stefano GeoLab Via Case di Dozza, 22 40026 Imola (BO), Italy stefanoziani@alice.it text Insecta Mundi 2017 2017-03-31 2017 528 1 26 journal article 55461 10.5281/zenodo.4645819 88498f4a-1cad-4f2b-8a2a-e94b7af1086a 1942-1354 4645819 091F8A27-A0E4-4A1A-9103-6321138F1575 Key to Western Palaearctic Copris 1. Pronotal anterior angles acutely produced outwards. Length from 20 to 30 mm . Central and southern Europe; Middle East, Central Asia; North Africa ........... C. hispanus (Linnaeus) — Pronotal anterior angles broadly rounded. Length from 15 to 25 mm ...................................... 2 2. Foretibiae with four lateral teeth. Medial lobe of metasternum with a longitudinal groove, never ending posteriorly in a deep hollow. Male cephalic horn with two tubercles posteriorly at base. Male pronotal anterior declivity with two small teeth. Length from 15 to 25 mm . Europe; Turkey , Iran , Central Asia, western China ....................................... C. lunaris (Linnaeus) — Foretibiae with three lateral teeth. Medial lobe of metasternum with a longitudinal groove, ending posteriorly in a more or less deep and concave, impunctate hollow. Male cephalic horn without tubercles posteriorly at base. Male pronotal anterior declivity smooth, without teeth ............................................................................................................................................ 3 3. Elytral striae crenulated, especially near base. Male upper edge of anterior declivity with a high ridge interrupted at middle by a hollow, smaller than 1/5 of length of ridge; pronotum on each side with a deep excavation whose outer margin is produced obliquely forward as a pointed, pyramidal process; sides of elytra subparallel. Length from 15 to 23 mm . Algeria , Tunisia ; Armenia (?); Turkey (?), Iran (?) .............................. C. pueli Mollandin de Boissy — Elytral striae not crenulated. Male upper edge of anterior declivity with a carina formed by two blunt prominences, separated at middle by a hollow as wide as one of them; pronotum on each side without a deep excavation, lateral gibbosity from obsolete to absent; elytra slightly round at sides ............................................................................................................................. 4 4. Male cephalic horn with tip dilated and bifurcate, placed approximately at head midlength and in lateral view subperpendicular. Length from 18 to 24 mm . Georgia , Armenia , Azerbaijan ; eastern Turkey , Iran ................................................................................... C. felschei Reitter — Male cephalic horn with tip normally thin and round, placed forward of head midlength and in lateral view curved forward. Length from 15 to 22 mm . Southeastern Europe; western and central Turkey .................................................................. C . umbilicatus Abeille de Perrin