Table 2. Comparative data on external morphology of Trichomycterus subterranean species. T. dali T. itacarambiensisT. spelaeusT. chabertiT. sandovaliT. santanderensisT. uisaeEyesNot visiblePresence, intraespecific variationNot visiblePresence, variable degree among individualsNot visiblePresence, from visible to imperceptiblePresence, reduced but well definedSkin pigmentationPale yellowish to bright whiteSmall, irregular roundish black spotsBright yellow to light browVariable, moderately pigmented, yellowish with brown spotsBright yellowVariable from homogeneous light-red to pale rose with small gray, dorsal round spotsReduced, light brown without spots, narrow predorsal bluish-gray stripeOrigin of pelvic finOn vertical through origin of dorsal fin baseSlightly anterior to origin of dorsal finOn vertical through origin of dorsal fin baseAnterior to origin of dorsal finOn vertical through origin of dorsal fin baseOn vertical through origin of dorsal fin baseAnterior to origin of dorsal finVentral profile of bodyStraightSlightly convex or nearly straightSlightly convexSlightly concaveSlightly concaveStraightStraightDorsal view of headTrapezoidalTrapezoidalTriangularTriangularTriangularTriangularTrapezoidalAnal fin in lateral viewRectangular, distal margin straightHalf-ellipsoidalRounded, distal margin semicircular(unobtained data)Distal margin roundedRoundedRoundedProfile of caudal finWith a constriction on the origin of rays, dorsal lobe projected upwardDorsal and ventral profile slightly convexDorsal and ventral profile slightly convexDorsal and ventral profile straightDorsal and ventral profile slightly convexDorsal and ventral profile slightly convexDorsal and ventral profile slightly convex

Published as part of Rizzato, Pedro Pereira, Costa-Jr, Edmundo P. D., Trajano, Eleonora & Bichuette, Maria Elina, 2011, Trichomycterus dali: a new highly troglomorphic catfish (Silurifomes: Trichomycteridae) from Serra da Bodoquena, Mato Grosso do Sul State, Central Brazil, pp. 487 in Neotropical Ichthyology 9 (3) on page 487, DOI: 10.1590/S1679-62252011000300003, http://zenodo.org/record/5422905