Mapuplana, Grau & Almeida & Sluys & Carbayo, 2022

Grau, José Horacio, Almeida, Ana Laura, Sluys, Ronald & Carbayo, Fernando, 2022, A new genus and two new species of land planarians (Platyhelminthes: Tricladida: Geoplanidae) from Southern Chile, Journal of Natural History 56 (13 - 16), pp. 947-967 : 949-950

Genus Mapuplana gen. nov.

Diagnosis

Geoplaninae with a flattened, slightly lanceolate body, ranging between 40 and 50 mm in length. Monolobulated eyes surround the entire cephalic region. Sensory depressions present. Thickness of cutaneous muscle relative to body height: 12.5–27%. Ventral longitudinal cutaneous musculature partially sunken beneath the peripheral nervous plexus and below the main nerve plate. Musculature in the cephalic region thicker. Subneural parenchymal musculature consisting of diagonal decussate fibres, intermingled with the sunken portion of the ventral longitudinal cutaneous musculature. Prostatic vesicle receives the secretion of tubular, branched glands. Eversible penis type; penis papilla small and conical. A blind duct opens into the left side of the female atrium. Female genital duct projects postero-ventrally from the postero-dorsal region of the female atrium.

Type species

Mapuplana guttulata sp. nov.

Distribution

Purén (Región de La Araucanía) and Chonos Archipelago (Región de Aisén), Chile .

Etymology

The generic epithet refers to the native Mapuche nation of Southern South America, plus plana, meaning flat.