The specific name, amarali, is in honor of Brazilian herpetologist Afrânio Pompílio Gastos do Amaral.

[3] C. amarali is found in eastern Brazil, in the Brazilian states of Bahia, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, and Santa Catarina.

[2] C. amarali is a small-sized, aglyphous, slender snake with a moderately long tail.

[2][4] C. amarali is diurnal, partly arboreal, and exhibits dorsal flattening and cloacal evacuation as defensive behaviors (Marques et al.

[2][4] The diet of C. amarali consists of frogs and lizards.