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Pentatomid Bug with feeding Baby

Stiretrus anchorago personatus

Description:

This really beautiful Stink Bug had a newly hatched baby with her. The baby followed her and eventually began to feed from her abdomen. I suspect this might happen frequently: that the mother would let her offspring gain a head start on life by allowing them to feed on her. This may be one origin of the few Pentatomidae (including this one) that are actually predatory. Her abdomen was already extended with eggs. I have never seen this species before. Family Pentatomidae.

Habitat:

Forest, Chorreadero Park, Chiapa de Corzo, Chiapas, Mexico.

Notes:

See the publication by Torsten van der Heyden of this interesting behavior: NOTE: An interesting observation: A nymph feeding on an adult female of Stiretrus anchorago (Fabricius, 1775) (Hemiptera: Heteroptera: Pentatomidae: Asopinae). Torsten van der Heyden. 2016. ARQUIVOS ENTOMOLÓXICOS, 15: 167-169. (www.aegaweb.com/arquivos_entomoloxicos)

1 Species ID Suggestions

tmvdh
tmvdh 8 years ago
Predatory Stink Bug
Stiretrus anchorago


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15 Comments

maplemoth662
maplemoth662 6 years ago

Four, beautiful photos....

LaurenZarate
LaurenZarate 8 years ago

Thank you Torsten! Great article! I´ve added the correct name and your reference :) Saludos!

tmvdh
tmvdh 8 years ago

Acabo de ver que ya has puesto el nombre...

tmvdh
tmvdh 8 years ago

Hola Lauren, ayer te he enviado un correo con un PDF adjunto ;-).
Supongo que puedes poner el nombre científico de la especie.
Saludos,
Torsten

LaurenZarate
LaurenZarate 8 years ago

Thank you Leuba :)

Leuba Ridgway
Leuba Ridgway 8 years ago

Interesting information Lauren. Thanks.

tmvdh
tmvdh 8 years ago

That's right, Dominik - the variation in different species of Stiretrus is well known and documented. BUT: S. anchorago is the ONLY species distributed in/reported for North and Central America...

bayucca
bayucca 8 years ago

Stiretrus anchorago is definitely a candidate, but obviously also VERY variable in the markings. Until now I did not dare to call mine S. anchorago.

tmvdh
tmvdh 8 years ago

Stiretrus anchorago is the only species of the genus Stiretrus distributed in Mexico.

LaurenZarate
LaurenZarate 8 years ago

Thank you bayucca and Torsten, it makes sense that it is a predatory species with the nymph acting this way. Yes Torsten, I will be happy to send you the pictures! :)

LaurenZarate
LaurenZarate 8 years ago

Yes Mark, I would imagine it is feeding on the mother's hemolymph.

Mark Ridgway
Mark Ridgway 8 years ago

What would it be feeding on? Fluids?

tmvdh
tmvdh 8 years ago

Stiretrus sp. makes sense to me. ID of the species is somewhat difficult because of the variation/different morphs...

bayucca
bayucca 8 years ago

Pentatomidae, Asopinae, Predatory Stink Bug. I have probably the same one and still no safe clue for this one. For me it still looks like a Stiretrus sp., but I did not have find any definite species yet.
https://www.flickr.com/photos/dominikhof...

tmvdh
tmvdh 8 years ago

Great spotting and an interesting behaviour!

LaurenZarate
Spotted by
LaurenZarate

Juan del Grijalva, Chiapas, Mexico

Spotted on Aug 22, 2015
Submitted on Feb 19, 2016

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