Published October 20, 2021 | Version v1
Taxonomic treatment Open

Deltochilum gilli Gonzalez-Alvarado & Vaz-de-Mello 2021

  • 1. Programa de Pós-graduação em Ecologia e Conservação da Biodiversidade, Universidade Federal de Mato Grosso, Cuiabá, Mato Grosso, Brazil & Colecciones Biológicas, Instituto de Investigación de Recursos Biológicos Alexander von Humboldt, Villa de Leyva, Boyacá, Colombia
  • 2. Instituto de Biociências, Departamento de Biologia e Zoologia, Universidade Federal de Mato Grosso, Cuiabá, Mato Grosso, Brazil

Description

Deltochilum gilli González-Alvarado & Vaz-de-Mello, 2021

Figs 1A, 2A, 3A, 4A, 5A, 6A, 7A, 8A, 9A–B, 10

Deltochilum gilli González-Alvarado & Vaz-de-Mello, 2021: 50, figs 26c, 28.

Diagnosis

Elytra with apical tubercles on interstriae III–VII (Fig. 5A), first stria almost twice as wide as than second stria, striae III–VII subequal in width and conspicuous (Figs 1A, 4A) and sub-medial area of endophallus with elongate scales (Fig. 8A, arrow) distinguish this species (for a complete description see González-Alvarado & Vaz-de-Mello 2021).

Material examined

Holotype GUYANA • 1 ; District 8, Mount Wokomung; 5º06′34.8″ N, 59º49′15.3″ W; alt. 1234 m; 27 Oct.–1 Nov. 2004; B. Hubley leg.; pitfall trap (human dung), primary forest; ROM 2004516; BDGC. [aedeagus and endophallus extracted]; CNC 379888.

Paratype GUYANA • 1 ; same collection data as for preceding; BDGC.

Remarks

Within D. (Deltohyboma) only few species which possess the anterior margin of clypeus expanded posteriorly into a triangular shape have more than four elytral apical tubercles. Frequently, in species bearing over four apical tubercles, the anterior margin of the clypeus is not expanded into a triangular shape. D. gilli is one of those few exceptions.

Known distribution

Guyana. District 8, Mount Wokomung. (Fig. 10, blue circle).

Notes

Published as part of González-Alvarado, Arturo & Vaz-De-Mello, Fernando Z., 2021, Taxonomic revision of the Deltohyboma Lane, 1946 gilli species group (Coleoptera: Scarabaeidae: Scarabaeinae: Deltochilum), pp. 86-106 in European Journal of Taxonomy 775 on pages 93-95, DOI: 10.5852/ejt.2021.775.1551, http://zenodo.org/record/5589689

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Linked records

Additional details

Biodiversity

Collection code
BDGC
Event date
2004-10-27
Family
Scarabaeidae
Genus
Deltochilum
Kingdom
Animalia
Material sample ID
CNC 379888
Order
Coleoptera
Phylum
Arthropoda
Scientific name authorship
Gonzalez-Alvarado & Vaz-de-Mello
Species
gilli
Taxon rank
species
Type status
holotype , paratype
Verbatim event date
2004-10-27/11-01
Taxonomic concept label
Deltochilum gilli Gonzalez-Alvarado, 2021 sec. González-Alvarado & Vaz-De-Mello, 2021

References

  • Gonzalez-Alvarado A. & Vaz-de-Mello F. Z. 2021. Towards a comprehensive taxonomic revision of the Neotropical dung beetle subgenus Deltochilum (Deltohyboma) Lane, 1946 (Coleoptera: Scarabaeidae: Scarabaeinae): Division into species groups. PLOS ONE 16: e 0244657. https: // doi. org / 10.1371 / journal. pone. 0244657