Saturday, April 7, 2018

[Entomology • 2018] Titanogryllus gen. nov. • the Largest Gryllinae Cricket (Orthoptera, Grylloidea, Gryllidae) from the Neotropical Region with Three New Species from the Brazilian Atlantic Forest


Titanogryllus oxente Souza-Dias & de Mello, 2018

in Jaiswara, Souza-Dias, de Campos, et al., 2018.

Abstract

Titanogryllus, a new genus and three new species T. salgado n. gen. n. sp., T. oxossi n. gen. n. sp., and Toxente n. gen. n. sp. from subfamily Gryllinae (Grylloidea, Gryllidae) are described from the Brazilian Atlantic Forest. This genus is characterized by its very large size, and establishes a new record for the largest known cricket from Neotropical Region. The new taxa are characterized by their external morphology and male and female genitalia.

Keywords: Orthoptera, South America, new genus, biodiversity, systematics, taxonomy


Titanogryllus Jaiswara, Souza-Dias, Desutter-Grandcolas & de Mello, 2018

Included in the molecular phylogeny of Gryllinae produced by Jaiswara et al. (in preparation) as LDG 281 (Titanogryllus salgado Jaiswara, Souza-Dias, Desutter-Grandcolas & de Mello n. sp.)

Etymology. The word titan has its origin in the Greek mythology. The titans were six elder, giant gods, sons of Uranus and Gaia. Titan is also a noun related to one that is gigantic in some attribute. Here, we use the prefix titanto refer to the large size of the species of this new gryllid genus.

Type species. Titanogryllus salgado Jaiswara, Souza-Dias, Desutter-Grandcolas & de Mello n. sp.

Species included. Titanogryllus salgado Jaiswara, Souza-Dias, Desutter-Grandcolas & de Mello n. sp., Titanogryllus oxossi Souza-Dias & de Mello n. sp., Titanogryllus oxente Souza-Dias & de Mello n. sp.

Distribution. Brazilian Atlantic Forest, in the states of Espírito Santo and Bahia.


Titanogryllus salgado Jaiswara, Souza-Dias, Desutter-Grandcolas & de Mello, 2018

Etymology. Species name is a noun in apposition after the Brazilian humanist photographer Sebastião Ribeiro Salgado Júnior (born 1944).


Titanogryllus oxossi Souza-Dias & de Mello, 2018

Etymology. Ọ ṣọ́̀ọ gỳ (Oxóssi in portuguese) is an orisha of the Yoruba religion in West Africa, and the canbomblé in Brazil. Oxóssi is the spirit associated with the animals, forests, and hunt. Distribution. Atlantic Forest, in Bahia State, municipality of Mucuri.

Titanogryllus oxente n. gen. n. sp. Male habitus 

Titanogryllus oxente Souza-Dias & de Mello, 2018

Etymology. Oxente is a common expression used in the daily speech of the inhabitants of Northeastern Brazil. Oxente is an interjection of astonishment, doubt, frustration, impatience, surprise. The word is a noun in apposition.


Ranjana Jaiswara, Pedro G. B. Souza-Dias, Lucas Denadai De Campos, Darlan R. Redü, Francisco De A. G. De Mello and Laure Desutter-Grandcolas. 2018. Titanogryllus n. gen., the Largest Gryllinae Cricket from the Neotropical Region with Three New Species from the Brazilian Atlantic Forest (Orthoptera, Grylloidea, Gryllidae). Zootaxa. 4402(3); 487–507. DOI: 10.11646/zootaxa.4402.3.4

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