Monday, August 14, 2023

[Crustacea • 2023] Metaprosekia utiariti • A New Species of Metaprosekia Leistikow, 2000 (Isopoda: Oniscidea: Philosciidae) from Caves of the State of Mato Grosso, Brazil


Metaprosekia utiariti Campos-Filho, Sfenthourakis and Bichuette,

in Campos-Filho, Chagas, Sfenthourakis et Bichuette, 2023.

ABSTRACT
The present work aims to describe a new species of Metaprosekia from siliciclastic caves from Caverna Nova and Caverna Ponte de Pedra, Utiariti Formation, Municipality of Diamantino, State of Mato Grosso. Metaprosekia utiariti n. sp. easily differs from the congeneric species in the shape of male pleopods 1 and 2. Moreover, a map illustrating the lithology and hydrographic characteristics where the specimens were collected and conservation remarks are given.
 
KEYWORDS: Terrestrial isopods, troglophilic species, cave fauna, Utiariti Formation, Neotropics


Philosciidae Kinahan, 1857

Metaprosekia Leistikow, Citation2000

Type species: Metaprosekia nodilinearis Leistikow, 2000,
 
Metaprosekia utiariti Campos-Filho, Sfenthourakis and Bichuette, new species

Etymology: The new species is named after the Brazilian Utiariti indigenous people. The word Utiariti, also a dialect of the Aruak language, means the place of clever people, utia = clever, halíti = people. Moreover, it refers the karstic formation where Caverna Nova and Caverna Ponte de Pedra are inserted.

 A. Caverna Nova, conglomerate blocks in the entrance; B. Caverna Ponte de Pedra with small drainage crossing;
C. Vegetation close to Caverna Ponte de Pedra; D. Metaprosekia utiariti n. sp. in the natural habitat, sandy substrate. Photos: A. Chagas-Jr.
 
 
Ivanklin Soares Campos-Filho, Amazonas Chagas Jr., Spyros Sfenthourakis and Maria Elina Bichuette. 2023. A New Species of Metaprosekia Leistikow, 2000 (Oniscidea, Philosciidae) from Caves of the State of Mato Grosso, Brazil. Studies on Neotropical Fauna and Environment. DOI: 10.1080/01650521.2023.2188009