Paraba

Paraba is a genus of land planarians from South America.

Description
Species of the genus Paraba have a slender body with nearly parallel margins while creeping. The largest specimens may reach about 8 cm in length. Both sides of the body are slightly convex. The pharynx is cylindrical and the prostatic vesicle is extrabulbar. The copulatory apparatus has a permanent, protrusible, conical penis occupying the entire male cavity, which is unfolded, and the female cavity is rounded and filled with a multilayered epithelium.

Etymology
Paraba means multicolored in the Tupi language and alludes to the name of the type-species, Paraba multicolor.

Species
The following species are recognised in the genus Paraba:


 * Paraba aurantia Marques & Leal-Zanchet, 2022
 * Paraba bresslaui (Schirch, 1929)
 * Paraba caapora (Froehlich, 1958)
 * Paraba cassula (E. M. Froehlich, 1955)
 * Paraba franciscana (Leal-Zanchet & Carbayo, 2001)
 * Paraba gaucha (Froehlich, 1959)
 * Paraba goettei (Schirch, 1929)
 * Paraba hortulana Rossi & Leal-Zanchet, 2023
 * Paraba iguassuensis Peres, Rossi & Leal-Zanchet, 2020
 * Paraba incognita (Riester, 1938)
 * Paraba multicolor (Graff, 1899)
 * Paraba pankaru Amaral & Leal-Zanchet, 2019
 * Paraba phocaica (Marcus, 1951)
 * Paraba piriana (Almeida & Carbayo, 2012)
 * Paraba preta (Riester, 1938)
 * Paraba pseudogaucha Rossi & Leal-Zanchet, 2023
 * Paraba rubidolineata (Baptista & Leal-Zanchet, 2005)
 * Paraba smaragdina Rossi, Negrete & Leal-Zanchet, 2020
 * Paraba suva (Froehlich, 1959)
 * Paraba tapira (Froehlich, 1958)
 * Paraba tata Bolonhezi, Lago-Barcia & Carbayo, 2020
 * Paraba tingauna (Kishimoto & Carbayo, 2012)
 * Paraba viricornuta Rossi & Leal-Zanchet, 2023