MYXOMYCETE XXIV Oligonema schweinitzii

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Walter Piorkowski
Posts: 693
Joined: Mon Aug 14, 2006 6:42 pm
Location: South Beloit, Ill

MYXOMYCETE XXIV Oligonema schweinitzii

Post by Walter Piorkowski »

Image

Image

Image

Top image: Cluster of fruiting bodies, most still sealed.
Horizontal FOV 5mm
Canon 10D
Canon 20 mm Macro on tubes @ f/5.6
122 images at .001 inch increments


Middle image: smaller clusters.
Horizontal FOV 2.5mm
Canon 10D
Canon 20 mm Macro on tubes @ f/3.5
42 images at .0005 inch increments

Bottom Image: close-up
Horizontal FOV 1.5mm
Canon 10D
Leitz 20X lg objective
65 images at .00025 inch increments

All images proceed in Combine ZM and Photoshop.

This is the first uncommon myxo I have found in all my years of myxo hunting. I thought at first it was the rare Calonema aureum because they look almost identical to the naked eye. The difference is a subtle one, only found by removing some of the spore binding material or capillitium. In the case of my collected sample the capillitium is composed of simple or branched smooth elaters. Calonema has a network of sculptured branching threads. This is how the two species are identified from each other.

I burden you with this information only because the study of these myxos gives you cause sometimes to power up the microscope for some detective work. I also know that Ken would like verification of my identification. A photomicrograph will, someday soon I hope, be posted in the amateur microscopy form of this myxos spores and elaters.

Walt

beetleman
Posts: 3578
Joined: Fri Aug 04, 2006 4:19 am
Location: Southern New Hampshire USA

Post by beetleman »

Excellent photos and scientific work Walt. The pictures are always top notch. 5mm :shock:
Take Nothing but Pictures--Leave Nothing but Footprints.
Doug Breda

Ken Ramos
Posts: 7208
Joined: Thu Jul 27, 2006 2:12 pm
Location: lat=35.4005&lon=-81.9841

Post by Ken Ramos »

This one eludes me Walt but you got some really great shots of it, as usual. Really nice work on this! :D

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