Crabronidae (Square-headed Wasps, Sand Wasps, and Allies)
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Observations
Species
No cat text for Crabronidae
Philanthus gibbosus
(Hump-backed Beewolf)
(Hump-backed Beewolf)
30 Jul 2024
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Associated Species: Petroselinum crispum (Garden Parsley)
Cerceris sp.
(Typical Weevil Wasps and Allies)
(Typical Weevil Wasps and Allies)
29 Jul 2024
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Associated Species: Achillea millefolium (Common Yarrow)
Pemphredon sp.
(Typical Aphid Wasps)
(Typical Aphid Wasps)
16 Jul 2024
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The Aphid wasps have found a new place to nest in the yard. For many years they nested in a brush pile on the north side of the house. Now it's in an old woodpile by the compost. There are dozens of holes with lots of sawdust on the ground to mark th ...
Crabro latipes
(Shield-handed Wasps)
(Shield-handed Wasps)
24 Jun 2024
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On Pacific Ninebark leaf
Associated Species: Physocarpus capitus (Pacific Ninebark)
Trypoxylon sp.
Subgenus Trypoxylon
Subgenus Trypoxylon
26 Aug 2023
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From Malaise trap set on June 8-10, 2023.
Pemphredon sp.
(Typical Aphid Wasps)
(Typical Aphid Wasps)
30 Jun 2022
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These three have been at it for the last 15 minutes or so.
Ectemnius sp.
15 Sep 2018
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These wasps flit about from hole to hole on a spruce stump, entering some and then leaving to inspect others.
Ectemnius ruficornis
14 Sep 2018
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Spruce stump
matthias22 matthias22: Female clypeus golden, tergum 1 with spots
Crabro sp.
(Shield-handed Wasps)
(Shield-handed Wasps)
14 Sep 2018
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Bringing an insect back to the hole in the stump.
Trypoxylon sp.
Subgenus Trypargilum
Subgenus Trypargilum
14 Jul 2018
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Caught when leaving a hole in a spruce stump. It had briefly inspected several holes before entering the one in which it was caught. Cooled, photographed, and released. (Before I could get enough pictures!)
Pemphredon sp.
(Typical Aphid Wasps)
(Typical Aphid Wasps)
4 Jul 2018
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Caught returning to next in a rotting log. It had a small insect in its mouth.
Psenini
15 Jun 2018
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~12 mm
Entered hole in an old log. Captured as it was leaving. Cooled and photographed.
Pemphredon sp.
(Typical Aphid Wasps)
(Typical Aphid Wasps)
14 Aug 2016
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View on iNaturalist
Appears to be nesting in a hole bored into an old log.
Subfamilies
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(
[0] => Array
(
[href] =>
[img] => 
[label] =>
Crabroninae (7) [name] => Crabroninae [count] => 7 [cmnm] =>
(Square-headed Wasps) ) [1] => Array ( [href] => [img] =>
[label] =>
Pemphredoninae (3) [name] => Pemphredoninae [count] => 3 [cmnm] =>
(Aphid Wasps) ) [2] => Array ( [href] => [img] =>
[label] =>
Philanthinae (2) [name] => Philanthinae [count] => 2 ) ) Array ( [0] => Array ( [href] => [img] =>
[label] =>
Crabroninae (7) [name] => Crabroninae [count] => 7 [cmnm] =>
(Square-headed Wasps) ) [1] => Array ( [href] => [img] =>
[label] =>
Pemphredoninae (3) [name] => Pemphredoninae [count] => 3 [cmnm] =>
(Aphid Wasps) ) [2] => Array ( [href] => [img] =>
[label] =>
Philanthinae (2) [name] => Philanthinae [count] => 2 ) )
[label] => Crabroninae (7) [name] => Crabroninae [count] => 7 [cmnm] =>
(Square-headed Wasps) ) [1] => Array ( [href] => [img] =>
[label] => Pemphredoninae (3) [name] => Pemphredoninae [count] => 3 [cmnm] =>
(Aphid Wasps) ) [2] => Array ( [href] => [img] =>
[label] => Philanthinae (2) [name] => Philanthinae [count] => 2 ) ) Array ( [0] => Array ( [href] => [img] =>
[label] => Crabroninae (7) [name] => Crabroninae [count] => 7 [cmnm] =>
(Square-headed Wasps) ) [1] => Array ( [href] => [img] =>
[label] => Pemphredoninae (3) [name] => Pemphredoninae [count] => 3 [cmnm] =>
(Aphid Wasps) ) [2] => Array ( [href] => [img] =>
[label] => Philanthinae (2) [name] => Philanthinae [count] => 2 ) )