Possible stridulatory organs in oxyporine rove beetles (Coleoptera: Staphylinidae), their biological role and systematic significance
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Possible stridulatory organs in oxyporine rove beetles (Coleoptera: Staphylinidae), their biological role and systematic significance. / Navarrete-Heredia, José L.; Tokareva, Alexandra; Arriaga-Varela, Emmanuel; Newton, Alfred F.; Solodovnikov, Alexey.
In: Journal of Natural History, Vol. 55, No. 33-34, 2021, p. 2129-2143.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Possible stridulatory organs in oxyporine rove beetles (Coleoptera: Staphylinidae), their biological role and systematic significance
AU - Navarrete-Heredia, José L.
AU - Tokareva, Alexandra
AU - Arriaga-Varela, Emmanuel
AU - Newton, Alfred F.
AU - Solodovnikov, Alexey
N1 - Publisher Copyright: © 2021 Informa UK Limited, trading as Taylor & Francis Group.
PY - 2021
Y1 - 2021
N2 - We describe for the first time a potential stridulatory apparatus in Oxyporinae rove beetles (Coleoptera: Staphylinidae), which was found in all 18 studied species of the genus Oxyporus and only in three out of six studied species of the genus Pseudoxyporus. No potential stridulatory structures were found in two species of Oxyporus larvae, which we examined. We describe in detail and illustrate these potential stridulatory organs of the following species: Oxyporus mexicanus Fauvel, O. maxillosus Fabricius and O. japonicus Sharp; Pseudoxyporus cyanipennis (Kirshenblat), P. dybowskii (Solsky) and P. melanocephalus (Kirshenblat). Stridulatory structures observed in Oxyporus species involve a potential scraper on the profemur and a potential stridulatory file on the mesocoxae, while Pseudoxyporus differs in having the potential scraper on the procoxae. The specifics of the mechanics and function of this structure in Oxyporinae are unknown but we discuss the various possibilities including association with their subsocial behaviour. The systematic implications of our discoveries for the generic classification of Oxyporinae are discussed. In particular, our findings shed light on the systematic position of Oxyporus smithi Bernhauer, a species from Mexico with ambiguous affinities.
AB - We describe for the first time a potential stridulatory apparatus in Oxyporinae rove beetles (Coleoptera: Staphylinidae), which was found in all 18 studied species of the genus Oxyporus and only in three out of six studied species of the genus Pseudoxyporus. No potential stridulatory structures were found in two species of Oxyporus larvae, which we examined. We describe in detail and illustrate these potential stridulatory organs of the following species: Oxyporus mexicanus Fauvel, O. maxillosus Fabricius and O. japonicus Sharp; Pseudoxyporus cyanipennis (Kirshenblat), P. dybowskii (Solsky) and P. melanocephalus (Kirshenblat). Stridulatory structures observed in Oxyporus species involve a potential scraper on the profemur and a potential stridulatory file on the mesocoxae, while Pseudoxyporus differs in having the potential scraper on the procoxae. The specifics of the mechanics and function of this structure in Oxyporinae are unknown but we discuss the various possibilities including association with their subsocial behaviour. The systematic implications of our discoveries for the generic classification of Oxyporinae are discussed. In particular, our findings shed light on the systematic position of Oxyporus smithi Bernhauer, a species from Mexico with ambiguous affinities.
KW - aposematism
KW - Oxyporus
KW - Pseudoxyporus
KW - sound production
KW - subgenera
KW - subsocial behaviour
U2 - 10.1080/00222933.2021.1983061
DO - 10.1080/00222933.2021.1983061
M3 - Journal article
AN - SCOPUS:85119071169
VL - 55
SP - 2129
EP - 2143
JO - Journal of Natural History
JF - Journal of Natural History
SN - 0022-2933
IS - 33-34
ER -
ID: 287611672