Key to Genera of Scotocryptini of Latin America (modified from Wheeler, 1979 b and Peck, 2003a) 1a Middle tibia wider than hind tibia; apical segment of labial palp with large apical taeniaform seta; stylus of female genitalia flattened, curved, heavily sclerotized; widespread................................................ Creagrophorus 1b Middle tibia not wider than hind tibia; labial palp without taeniaform seta; stylus straight, digitiform................... 2 2a Eyes present; body glabrous or with few scattered very fine setae only, elytra never strigose; antennal club loosely articulated; tarsi very long, thin; usually associated with fungi; widespread.......................................... Aglyptinus 2b Eyes absent or reduced to small unpigmented spots; body usually finely pubescent, or if glabrous then elytra irregularly strigose; antennal club and tarsi compact; usually associated with meliponine bees.................................... 3 3a Elytra irregularly and finely obliquely strigose and with abundant short setae, or smooth and shiny and with dual pubescence; body shape oval or oval oblong.......................................................................... 4 3b Elytra surface appearing finely granular, without fine striae, and with fine cover of very short pubescence, surface shiny to matte; body shape subtriangular.......................................................................... 5 4a Elytra with fine irregular oblique striae, with abundant fine setae only................................... Parabystus 4b Elytra without striae, with both long and short pubescence, some long erect setae; Peru .......................S ynaristus 5a Hind tibia strongly compressed; male pro and meso-basitarsomeres strongly dilated..................... Scotocryptodes 5b Hind tibia subcylindrical; male tarsi not dilated..................................................... Scotocryptus

Published as part of Peck, Stewart B., Gnaspini, Pedro & Newton, Alfred F., 2020, Updated catalog and generic keys of the Leiodidae (Insecta: Coleoptera) of the Neotropical region (" Latin America ": Mexico, the West Indies, and Central and South America), pp. 1-114 in Zootaxa 4741 (1) on page 83, DOI: 10.11646/zootaxa.4741.1.1, http://zenodo.org/record/3772899