Coarazuphium lundi (Carabidae: Zuphiini), a new Brazilian troglobitic beetle with the designation of a neotype for C. pains Álvares & Ferreira, 2002 Author Pellegrini, Thais Giovannini 0000-0001-6725-9429 Laboratório de Ecologia Florestal, Departamento de Ciências Florestais, Universidade Federal de Lavras, Lavras, Brazil, Postal code: 37200 - 000. & Departamento de Entomologia, Universidade Federal de Lavras, Lavras, Brazil, Postal code: 37200 - 900. Author Ferreira, Rodrigo Lopes 0000-0003-3288-4405 CEBS: Centro de Estudos em Biologia Subterrânea, Departamento de Biologia, Universidade Federal de Lavras, Lavras, Brazil, Postal code: 37200 - 000. drops @ ufla. br; https: // orcid. org / 0000 - 0003 - 3288 - 4405 drops@ufla.br Author Zampaulo, Robson De Almeida 0000-0002-0955-9930 VALE. Avenida de Ligac ̧ ão 3580, CEP: 34000 - 000, Mina de Águas Claras-Mac. Author Vieira, Letícia 0000-0003-1077-589X Laboratório de Ecologia Florestal, Departamento de Ciências Florestais, Universidade Federal de Lavras, Lavras, Brazil, Postal code: 37200 - 000. & leticia. vieira @ ufla. br; https: // orcid. org / 0000 - 0003 - 1077 - 589 X leticia.vieira@ufla.br text Zootaxa 2020 2020-11-13 4878 2 287 304 journal article 7938 10.11646/zootaxa.4878.2.4 d97954ef-b4c9-4e24-9356-a7afb4c80c63 1175-5326 4573073 BFFA7AC1-1B7A-4C63-B6CB-C55388634560 Key to adult species of the genus Coarazuphium (adapted from Pellegrini & Ferreira 2017 ) 1. Head elongate, HW/HL ratio about 0.6. Elytra apical sinuosity with inner borders sharp ( Fig. 27 ). Male genitalia: right paramere styliform ( Gnaspini et al . 1998: 306 , Fig. 10 ), about as long as left paramere. C. cessaima Gnaspini, Vanin & Godoy 1998 1’. Head oviform to subquadrangular, HW/HL ratio from 0.75 to more than 1. Elytra truncate or sinuate, if it is sinuate apical inner borders are not sharp. Male genitalia: right paramere styliform or not, distinctly shorter than left paramere............... 2 2(1’). Elytron with apical margin truncate, not sinuate. Male right paramere styliform or broad............................. 3 2’. Elytron with apical margin sinuate. Male right paramere broad, not styliform, distinctly shorter than left paramere........ 9 3(2). Head dorsally bearing only one pair of anterior supraorbital setae and a pair of postocular setae (pos) ( Pellegrini & Ferreira 2017: 556 , Fig. 5 )..................................................................................... 4 3’. Head dorsally with more than two pairs of setae—if with only two pairs it possesses a posterior supraorbital setae (psos) instead of the postocular (pos) pair.............................................................................. 6 4(3). Metafemur bearing a spine at the middle of the ventral side ( Pellegrini & Ferreira 2017: 556 , Fig. 4 ); antennae short, about 0.68 times of body length.................................................... C. spinifemur Pellegrini & Ferreira 2017 4`. Metafemur without a spine at the middle ventral side; antennae long, reaching metafemur............................ 5 5(4`). Aedeagus very long and slender, about 2.89 times left paremere ( Pellegrini and Ferreira 2011 : Fig. 2 D–F)................................................................................... C. tapiaguassu Pellegrini & Ferreira 2011 5`. Aedeagus shorter, about 2.6 times left paremere ( Pellegrini and Ferreira 2017: 557 , Fig. 6 C–E)........................................................................................... C. amazonicus Pellegrini & Ferreira 2017 6(3’). Head with two pairs of occipital setae ( Ball & Shpeley 2013: 30 , Fig. 4A )........................................ 7 6’. Head one pair or without occipital setae................................................................... 8 7. Maximum width near middle portion of elytra. Male rigth paramere slender, styliform ( Ball & Shpeley 2013 , Fig. 10C )............................................................................. C. whiteheadi Ball & Shpeley 2013 7’. Maximum width in the posterior middle of elytra ( Fig. 5 ). Male right paramere short and triangular, not styliform ( Fig. 10 )......................................................................................... C. lundi sp. nov. 8. Two pairs of prosterior setae in the head dorsally ( Fig. 22 ), one posterior supraorbital and one occipital. Maximum width of elytra posteriad transverse midline ( Fig. 17 )...................................... C. pains Álvares & Ferreira 2002 8’ One pair of posterior supraorbital setae without the occipital ( Bená & Vanin 2014: 291 , Fig. 6 ). Maximum width of elytra near middle ( Bená & Vanin 2014: 289 and 290, Figs. 1 and 4 ).............................. C. ricardoi Bená & Vanin 2014 9(2’). Head dorsally with three pairs of setae posteriad the anterior supraorbital setae................................... 10 9’. Head dorsally with one or two pairs of setae posteriad the anterior supraorbital setae............................... 11 10(9). Elytron with a slight apical sinuosity ( Pellegrini & Ferreira 2014: 537 , Fig. 12A and C )..................................................................................................... C. formoso Pellegrini & Ferreira 2011 10’. Elytron with a pronounced apical sinuosity, head with two dorsal protuberances ( Pellegrini & Ferreira 2014: 537 , Fig. 12B and D )................................................................... C. caatinga Pellegrini & Ferreira 2014 11(9’). Head dorsally with two pairs of setae (posterior supraorbitals and occipitals) at posterior border of head capsule ( Gnaspini et al . 1998: 304 , Fig. 1 ) Male left paramere broad, conchoid ( Gnaspini et al . 1998: 305 , Fig. 3 )............................................................................................ C. bezerra Gnaspini, Vanin & Godoy 1998 11’. Single pair of setae (posterior supraorbitals) at posterior border of head capsule ( Godoy & Vanin 1990: 796 , Fig. 1 ). Male left paramere styliform ( Godoy & Vanin 1990: 798 , Fig. 2 ).............................. C. tessai ( Godoy & Vanin 1990 )