Oideterus Thomson 1857
Creators: name: Vlasak, Josef
name: Santos-Silva, Antonio
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Cerambycidae
Oideterus

description: Key to females of Oideterus (adapted from Galileo & Santos-Silva 2015)
See photographs on Bezark (2022) and Pirkl (2022).
Unknown females: O. andrarius (Galileo, 1987); O. birai Galileo, Komiya & Santos-Silva, 2018; O. buquetii Thomson, 1857; O. crenatocerus (Galileo, 1987); O. niger Botero, Galileo & Santos-Silva, 2019; and O. tibiaprocerus Botero, Galileo & Santos-Silva, 2019.
1. Elytra proportionally short, not entirely covering the fourth visible abdominal segment.............................. 2
- Elytra proportionally long, totally covering the fourth visible abdominal segment................................... 4
2(1). Elytron slightly shorter than 3.0 times maximum width of elytron. Colombia ................. O. lobicollis (Bates, 1875)
- Elytron longer than 3.0 times maximum width of elytron...................................................... 3
3(2). Lateral gibbosities on pronotum with large smooth area; distance between apices of lateral tubercles of prothorax about 1.8 times maximum width of elytron. Colombia ........................ O. latithorax Botero, Galileo & Santos-Silva, 2019
- Lateral gibbosities on pronotum lacking smooth area or the area is small; distance between apices of lateral tubercles of prothorax about 1.5 times maximum width of elytron. Ecuador ......................... O. elegans (Waterhouse, 1880)
4(1). Antennae at least slightly surpassing elytral apex............................................................ 5
- Antennae not reaching elytral apex....................................................................... 8
5(4). Outer margins of elytra not parallel-sided on basal 2/3. Ecuador ............................. O. ecuadorensis sp. nov.
- Outer margins of elytra subparallel-sided at least on basal half.................................................. 6
6(5). Dorsal integument mostly shining metallic. Ecuador .......................................... O. leoninus sp. nov.
- Dorsal integument not shining metallic.................................................................... 7
7(6). Elytra strongly dehiscent along sutural margins on basal half; elytra about as long as twice humeral width. Colombia ............................................................................ O. farallonensis Ascuntar-Osnas, 2018
- Elytra slightly dehiscent along sutural margins on basal half; elytra distinctly shorter than twice humeral width. Ecuador ..................................................................... O. inaequalis Galileo & Santos-Silva, 2015
8(4). Outer margin of elytra somewhat enlarged about middle. Costa Rica, Panama .............. O. magnificus (Galileo, 1987)
- Outer margin of elytra not enlarged at middle, more or less convergent from base to apex or subparallel from base to about distal third................................................................................................ 9
9(8). Projections of antennomeres VII–X long (apex of projection surpasses middle of next antennomere); body wide. Colombia, Ecuador ..................................................................... O. dichotomus (Galileo, 1987)
- Projections of antennomeres VII–X short (apex of projection not reaching middle of next antennomere); body slender. Colombia ...................................................................... O. pallidus (Galileo, 1987)
description: Published as part of Vlasak, Josef & Santos-Silva, Antonio, 2022, Descriptions, notes, and a new record in Oideterus Thomson (Coleoptera, Cerambycidae, Prioninae, Anacolini), pp. 535-547 in Zootaxa 5175 (5) on page 546, DOI: 10.11646/zootaxa.5175.5.3, http://zenodo.org/record/7009529