Tag Archives: Plataphus

Return of the Taxa

Posted on 23 March 2015 by David Maddison

Those who might follow my blog may have noticed a rather long lull in my posts.  For this I apologize, but life happens, and my attentions were elsewhere.  I hope to make up for that in the coming months.  In the meantime, … Continue reading →

Posted in Fieldwork, Revising Bembidiina, Taxonomic Process | Tagged , , , , , , | 4 Comments

Examining name-bearers at the USNM

Posted on 27 October 2013 by David Maddison

I’m at the Smithsonian Institution for the next three days, working in the United States Museum of Natural History (the “USNM”).  My main goal is to look at type specimens, especially Casey types, so that I can figure out what … Continue reading →

Posted in Revising Bembidiina, Taxonomic Process | Tagged , , , , , , , , | 1 Comment

And then there were five…

Posted on 13 September 2013 by David Maddison

Earlier this week I spent three lovely days in the Bay Area with Dave Kavanaugh, and on Monday we went to collecting on the slopes of Mount Tamalpais.  There, along Cataract Creek, we found a series of small “Bembidion curtulatum” … Continue reading →

Posted in Revising Bembidiina, Taxonomic Process | Tagged , , , | 3 Comments

More hidden species in Bembidion: a multiplicity of “Bembidion kuprianovi”

Posted on 6 April 2013 by David Maddison

In Lindroth’s magnificent 1963 treatment of Bembidion of Canada and Alaska (and the northern contiguous States), he notes the extent of structural variation within species. Some species he notes to be relatively uniform, others more variable. As I delve into … Continue reading →

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Four?

Posted on 23 March 2013 by David Maddison

In western North America small, dark Bembidion (Plataphus) are common on gravel river shores.  Most of these are called Bembidion curtulatum.   They are the smallest members of subgenus Plataphus (sensu Lindroth) in North America, at about 3.5 mm long. As … Continue reading →

Posted in Revising Bembidiina, Taxonomic Process | Tagged , , | 1 Comment