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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Springtails and allies (Collembola) » Globular Springtails (Symphypleona) » Dicyrtomidae » Ptenothricinae » Ptenothrix » Ptenothrix maculosa
Photo#2081048
Ptenothrix maculosa? - Ptenothrix maculosa
Copyright © 2022 Ken Schneider

Ptenothrix maculosa? - Ptenothrix maculosa
Old Saint Hilary's Preserve, Marin County, California, USA
November 30, 2021
Size: 1.5 mm
Found under rock and collected. Now that I have a copy of Christiansen's monograph, I see that the keys often rely on characters of setae and teeth that require a slide mount or compound scope. So I guess ID's from photos like these require correlation with the color pattern of specimens that have been formally identified in that way?

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Ptenothrix maculosa? - Ptenothrix maculosa Ptenothrix maculosa? - Ptenothrix maculosa Ptenothrix maculosa? - Ptenothrix maculosa
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Contributed by Ken Schneider on 17 January, 2022 - 11:51am
Last updated 18 January, 2022 - 1:09pm

Moved
Moved from Springtails and allies.
… Ken Wolgemuth, 18 January, 2022 - 1:09pm login or register to post comments

Ptenothrix maculosa ssp. olympia
IDs from habitus shots are always based on pattern matching. And are always tentative.
Read the remark in C&B 1998:1411. Nobody has ever seen a specimen as drawn by Schött who described maculosa for the first time! I have collected many photo's from alive specimens of tentative maculosa lookalikes. And indeed none look like Schött's drawing. It appears as if his drawing is a mix of several species...
… Frans Janssens, 18 January, 2022 - 12:56pm login or register to post comments

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