Lectotype: ZMH - R04331 (formerly no. B88 da) The other
syntype from Brazil is deposited in Essex Inst. Salem according to Jan (1865). Types:
ZMH R04340-4 (5 specimens) type locality "Mexico" in error. The type
specimens of Calopisma septemvittata are a species inquirenda (Smith &
Taylor , 1945), and cannot allied to any known species in the Mexican
herpetofauna (Flores-Villela 1993 [Calopisma septemvittata] Syntypes: (2) ANSP 11206-07; Brazil, Rio Grande do Sul. [baliogaster]
Distribution: Southern Brazil, Uruguay, Argentina, ?Paraguay.
Original description
Jan, G. 1865. Enumerazione sistematica degli ofidi
appartenenti ai gruppo Potamophilidae. Archive per la Zoologia, l’Anatomia et
la Fisiologia 3 (2): 201-265