Melanophryniscus xanthostomus BALDO, BORNSCHEIN, PIE, RIBEIRO, FIRKOWSKI & MORATO, in BORNSCHEIN, FIRKOWSKI, BALDO, RIBEIRO, BELMONTE-LOPES, CORREA, MORATO & PIE, 2015

Melanophryniscus sp. 3 aff. vilavehlensis: BALDO et al., 2014:423.

Melanophryniscus xanthostomus BALDO et al., in BORNSCHEIN et al., 2015:e0142791 [22].

Localidad tipo: “ Serra do Quiriri (26º01’17”S, 48º59’47”W; 1,270 m a.s.l.), municipality of Campo Alegre, State of Santa Catarina, southern Brazil ”. Holotipo DZUP 192 .

FIRKOWSKI et al., 2016:348. SEGALLA et al., 2016:36. ROSSA-FERES et al., 2017:265. PIE et al., 2018:77. MANGIA et al., 2019:e25662 [1]. PIE et al., 2019:106627 [2]. SEGALLA et al., 2019:70. VASCONCELOS et al., 2019:20. LAVILLA et al., 2022:288.