A review of the Subtribe Lebiina Bonelli (Lebiini, Carabidae, Coleoptera) from Southwest of Saudi Arabia Author Rasool, Iftekhar Author Abdel-Dayem, Mahmoud S. Author Felix, Ron F. F. L. Author Aldhafer, Hathal M. text Zootaxa 2018 2018-02-13 4379 1 87 102 journal article 30756 10.11646/zootaxa.4379.1.5 2c7fe9b1-f5a7-4169-bcc0-d544c884e01f 1175-5326 1172356 E860555F-9CED-4A38-AAF8-B7AB5C1A7E71 Key to species of Lebiina in Saudi Arabia 1. Mentum with single median tooth ( Fig. 2, 3, 4 ); intervals of elytra not elevated; external epical angles of elytra round; inner side of mesotibiae with preapical notch or crenulated in males; small to medium sized body, ranging from 3.90–9.30 mm ................................................................................................. Lebia …2 - Mentum with short and obtuse bifid tooth ( Fig. 1 ); intervals of elytra elevated with fine punctures, elytra slightly pointed at apical external angles; inner side of mesotibiae not notched or crenulated; large sized body ranging from 12–14 mm ( Fig. 29 )....................................................................... Matabele ( M. arabica Matue, 1986 ) 2. Mentum without epilobes ( Fig. 3 ); pronotum base truncated medially ( Figs. 34, 35 ); inner end of mesotibiae with one preapical notch in males ( Fig. 12 ); Head and pronotum testaceous to rufo-testaceous; pronotum shining and smooth, with suppressed microsculptures, shallow wrinkles and very fine punctuation ( Fig. 35 )..................... L. nilotica Chaudoir, 1871 - Mentum with epilobes ( Fig. 4 ); pronotum base with rounded lobe medially ( Fig. 31, 32 ); inner end of mesotibiae crenulated or with one or two preapical notches in males ( Fig. 11, 12, 13 ), (male of L . spec. not known); colour and microsculpture on head and pronotum different.................................................................................. 3 3. Small species, from 3.90 – 6.25 mm ...................................................................... 4 - Large species, from 7.00 – 9.30 mm ...................................................................... 5 4. Tarsomere IV in fore and mid legs strongly bilobed ( Fig. 7 ); labrum rounded anteriorly, head testaceous, finely and sparsely punctate, vertex without furrow ( Fig. 5 ); inner end of mesotibiae with two preapical notches in males ( Fig. 13 )....................................................................................... L. melanacra ( Chaudoir, 1878 ) - Tarsomere IV in fore and mid legs not bilobed ( Fig. 8 ); labrum truncate anteriorly, head black with longitudinal furrows on vertex, coarsely and densely punctate ( Fig. 6 ); inner end of mesotibiae with one preapical notch in males ( Fig. 12 )....................................................................................... L. melanura ( Dejean, 1831 ) 5. Tarsomere IV in fore and mid legs strongly bilobed ( Fig. 9 ); pronotum rounded at anterior angles then straight posteriorly ( Fig. 36 ); sterna with isodiametric mesh pattern; apical margin of last sternum rounded and tetra-setose in females....... L. spec. - Tarsomere IV in fore and mid legs not bilobed ( Figs. 10 ); pronotum not as rounded as above ( Figs. 30, 33 ); sterna provided with microlines or transverse mesh pattern; apical margin of last sternum rounded and bi-setose in females..............6 6. Labrum shorter than clypeus ( Fig. 14 ), slightly concave, truncate anteriorly; apical edge of elytra serrate ( Fig. 16 ); in lateral view, aedeagus is straight in the middle, both dorsally and ventrally, broadened and thick in the middle, then suddenly gets thinner towards the base, base thinner than middle ( Fig. 38 )............................. L. auberti ( Fairmaire, 1892 ) - Labrum as long as clypeus ( Fig. 15 ), slightly convex anteriorly; apical edge of elytra smooth ( Fig. 17 ); aedeagus is curved dorsally and ventrally, gradually growing thinner towards the base, more or less as wide as middle ( Fig. 41 ).... L. raeesae sp. n