Trichomycterus dali: a new highly troglomorphic catfish (Silurifomes: Trichomycteridae) from Serra da Bodoquena, Mato Grosso do Sul State, Central Brazil Author Rizzato, Pedro Pereira Universidade Federal de São Carlos, Departamento de Ecologia e Biologia Evolutiva, Via Washington Luis, km 235, Caixa Postal 676, 13565 - 905 São Carlos, SP, Brazil. Author Costa-Jr, Edmundo P. D. Prefeitura Municipal de Bonito-MS, Secretaria Municipal de Meio Ambiente, 79290 - 000 Bonito, MS, Brazil. Author Trajano, Eleonora Universidade de São Paulo, Departamento de Zoologia, Instituto de Biociências, Caixa Postal 11461, 05422 - 970 São Paulo, SP, Brazil. Author Bichuette, Maria Elina Universidade Federal de São Carlos, Departamento de Ecologia e Biologia Evolutiva, Via Washington Luis, km 235, Caixa Postal 676, 13565 - 905 São Carlos, SP, Brazil. text Neotropical Ichthyology 2011 2011-12-31 9 3 477 491 http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252011000300003&lng=en&tlng=en journal article 313805 10.1590/S1679-62252011000300003 1fbbfd2f-b45c-4157-8daa-25abbd2dc50d 1982-0224 5422905

Table 2. Comparative data on external morphology of Trichomycterus subterranean species.

	T. dali T. itacarambiensis		T. spelaeus	T. chaberti	T. sandovali	T. santanderensis	T. uisae
Eyes	Not visible	Presence, intraespecific variation	Not visible	Presence, variable degree among individuals	Not visible	Presence, from visible to imperceptible	Presence, reduced but well defined
Skin pigmentation	Pale yellowish to bright white	Small, irregular roundish black spots	Bright yellow to light brow	Variable, moderately pigmented, yellowish with brown spots	Bright yellow	Variable from homogeneous light-red to pale rose with small gray, dorsal round spots	Reduced, light brown without spots, narrow predorsal bluish-gray stripe
Origin of pelvic fin	On vertical through origin of dorsal fin base	Slightly anterior to origin of dorsal fin	On vertical through origin of dorsal fin base	Anterior to origin of dorsal fin	On vertical through origin of dorsal fin base	On vertical through origin of dorsal fin base	Anterior to origin of dorsal fin
Ventral profile of body	Straight	Slightly convex or nearly straight	Slightly convex	Slightly concave	Slightly concave	Straight	Straight
Dorsal view of head	Trapezoidal	Trapezoidal	Triangular	Triangular	Triangular	Triangular	Trapezoidal
Anal fin in lateral view	Rectangular, distal margin straight	Half-ellipsoidal	Rounded, distal margin semicircular	(unobtained data)	Distal margin rounded	Rounded	Rounded
Profile of caudal fin	With a constriction on the origin of rays, dorsal lobe projected upward	Dorsal and ventral profile slightly convex	Dorsal and ventral profile slightly convex	Dorsal and ventral profile straight	Dorsal and ventral profile slightly convex	Dorsal and ventral profile slightly convex	Dorsal and ventral profile slightly convex