Aegidinus noriegai Frolov, Akhmetova and Vaz-de-Mello, 2019

Frolov, Andrey V., Akhmetova, Lilia A. & Vaz-de-Mello, Fernando Z., 2019, Contribution to the knowledge of Aegidinus Arrow (Coleoptera: Scarabaeidae: Orphninae): new species and comments on the classification and nomenclature, Journal of Natural History 53 (11), pp. 725-747 : 738-739

publication ID

https://doi.org/ 10.1080/00222933.2019.1606953

publication LSID

lsid:zoobank.org:pub:09AA5C86-5138-42A7-9646-9FF2A7F46767

DOI

https://doi.org/10.5281/zenodo.4561549

persistent identifier

https://treatment.plazi.org/id/9F138799-E558-B062-9B17-5F3DD4A0FF08

treatment provided by

Valdenar

scientific name

Aegidinus noriegai Frolov, Akhmetova and Vaz-de-Mello
status

sp. nov.

Aegidinus noriegai Frolov, Akhmetova and Vaz-de-Mello sp. nov.

( Figure 4 View Figure 4 (a – d))

Type locality. Colombia, Antioquia, Medellín.

Type material examined

Holotype. Male ( Figure 4 View Figure 4 (a)) at CEMT labelled ‘ COLOMBIA: Antioquia. Porce. Picardia V- 1998. pastizal, pitfall. J. Noriega ’.

Diagnosis

Aegidinus noriegai sp. nov. is most similar to Ae. candezei but can be distinguished from it by the longer and more asymmetrical parameres, ventroapical plate of the phallobase longer than wide ( Figure 4 View Figure 4 (b – d)), and the protibia without medioapical tooth.

Description

Male ( Figure 4 View Figure 4 (a)). Body length 8.5 mm. Colour uniformly blackish brown. Anterior margin of frontoclypeus with a horn rounded apically.

Pronotum with widely rounded lateral margins, narrower than elytra, 1.6 times wider than length. Posterior angles widely rounded. Anterior margin bordered, border interrupted medially, with feeble gibbosity. Base of pronotum not bordered, with a few large rounded punctures laterally and a few small medially. Pronotal disc feebly excavated anteromedially, with two gibbosities in centre. Pronotum punctate with a few large rounded punctures laterally and anteromedially and with minute, feebly visible punctures throughout.

Elytra almost as long as wide, widest medially and rounded apically, with humeral and apical humps. First elytral stria as continuous line, connected basally with undulate line from scutellum to humeral hump. Other striae marked with rows of sparse punctures; punctures somewhat V- and comma-shaped on basal part of elytra, becoming smaller towards apices.

Protibia without medioapical tooth.

Aedeagus relatively short and wide, ratio of phallobase length/paramere width 1.8 ( Figure 4 View Figure 4 (b)). Ventroapical plate of phallobase narrow and long, 1/3 as wide as phallobase and longer than wide ( Figure 4 View Figure 4 (d)). Parameres strongly asymmetrical ( Figure 4 View Figure 4 (c,d)): right paramere with relatively long medial and lateral processes, medial process relatively straight; left paramere with vestigial lateral process; medial process curved outwards, with small tooth near apex.

Distribution

The species is known from a single locality in Antioquia, Colombian Andes ( Figure 7 View Figure 7 ).

Etymology

The new species is named after Jorge Noriega (University of Los Andes, Bogotá, Colombia).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Hybosoridae

Genus

Aegidinus

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