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Efeu_Seidenbiene_609shts_Mitu20_1_40s_0,001mm_ISO100

Colletes hederae Schmidt & Westrich 1993

 

Photo Thorben Danke - sagaoptics.de

 

Efeu-Seidenbiene / Ivy Bee

 

Merkmale / Morphologic features:

Was ist zu sehen:

Tergitbinde: => Ausschnitt des Hinterleibes = Abdomens, unterer Rand von Tergit 3 mit gelbem, horizontalem Haarband. Beachte die Fiederung dieser Haare.

/

What we can see here:

Hair-band on tergite: => detail of abdomen. caudal edge of tergite 3 with horizontal, yellow, hair-band. Not the feathery hairs.

 

Funddatum /Collection Date:

17.09.2019: - colony showing full flight activity.

 

09.10.2019: Latest two females found crawling at nesting site during rain shower. Entrance holes were still visible but partially obscured, possibly by weather erosion.

25.10.2019: even though weather was sunny, and the slope of the nesting site was fully sun exposed, no bee was seen. Neither, any of the entrance holes could be identified.

 

Fundort /Location:

Heidelberg, Dossenheim, Schauenburg

 

Neckartal-Odenwald Nature Park, Kellereistraße 36

Dez. 49.458869N 8.678778O

Geogr. 49°27'31,9"N 8°40'43,6"O

UTM 32U 476722 5478518

 

Sammlungsnummer / collection code:

Lkn32

 

Geschlecht / Sex:

Männchen / male ♂

 

Größe des Exemplars / Size of specimen

~ 10mm

Größenvergleich zur Honigbiene / size comparison to honey bee: www.flickr.com/photos/143115576@N02/48780691121/in/datepo...

www.flickr.com/photos/143115576@N02/48780867862/in/datepo...

 

Bemerkungen / Notices:

Beobachtet auf Hedera helix Paarung in einer nahbeigelegenen Nist-Kolonie am 17.09.2019 beobachtet. Die zahlreichen Ausgänge der Kolonie wurden von mir im November 2018 entdeckt. Jedoch flogen zu dieser Zeit keine Bienen. / Mating observed in nearby nesting-colony observed on Sept. 17. 2019. The nest opening were discovered in November 2018 but no bees were seen then.

 

The species is one of three sibling species with:

Colletes halophilus Verhoeff, 1944;

Colletes succinctus Linnaeus, 1758

 

Bestimmungsreferenz / Reference of determination:

1.Amiet, F., A. Mueller, and C. J. Praz. 2017. Fauna Helvetica 29: Apidae 1: Apis, Bombus. SEG & CSCF, Solothurn.

2.Amiet, F., A. Müller, and R. Neumeyer. 1999. Fauna Helvetica 4: Apidae 2: Colletes, Duforea, Hylaeus, Nomia, Nomioides, Rhopitoides, Rophites, Sphecodes, Systropha. Schweizerische Entomologische, Neuchâtel.

3. Westrich, P. 2019. Die Wildbienen Deutschlands, 2nd ed. Eugen Ulmer KG, Stuttgart.

 

Fotoinformation / Photo- Information

Sony A7RIII

Stack mit 609 Bildern.

0,001mm Schrittweite,

Mitutoyo 20x APO,

Raynox DCR-150,

ISO100

1/40s

 

(Photo by Thorben Danke - sagaoptics.de)

 

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Uploaded on November 7, 2019
Taken on November 7, 2019