-
Recent Posts
Archives
- September 2021
- February 2021
- April 2020
- November 2019
- May 2019
- January 2019
- September 2017
- December 2016
- November 2015
- August 2015
- April 2015
- March 2015
- August 2014
- June 2014
- February 2014
- December 2013
- November 2013
- October 2013
- September 2013
- August 2013
- July 2013
- June 2013
- May 2013
- April 2013
- March 2013
- February 2013
- January 2013
Categories
- Academia
- Art & Science
- Beetle of the Week
- Collecting Site of the Day
- Fieldwork
- fun stuff
- Language
- Mesquite
- Miscellany
- Morphological Techniques
- Musings
- Public Engagement & Citizen Science
- Revising Bembidiina
- Scientific Illustrations
- Software Development
- Taxonomic Process
- Tree of Life
- Uncategorized
- Z499 (Discovering Insect Species)
- 3D-printing
- aedeagus
- art
- Asaphidion
- Bembidiina
- Bembidion
- birthdays
- Carabidae
- carabid beetle
- carrots
- citations
- Cnemalobini
- collectors
- colored pencils
- credit
- diversity
- DNA
- DNA taxonomy
- drawings
- flight
- genitalia
- government shutdown
- Harpalinae
- heads
- ink
- labels
- lectotype
- Lindrochthus
- Lindroth
- Liocosmius
- Lionepha
- local
- macrophotography
- microsculpture
- mirrored development
- morphological structures
- morphology
- Mount Tamalpais
- museum
- museum specimens
- new species
- nomenclature
- Ocydromus
- patterns
- Peryphus
- phylogenetics
- phylogeny
- physics
- Plataphus
- potato chips
- relatedness
- revisions
- riparian
- rove beetle
- Saint Helena
- sandy shore
- scalar boson
- science
- Scientific Illustrations
- scientific process
- Sierra Nevada
- software
- species delimitation
- Sphaeroderus
- Staphylinidae
- stridulate
- talus
- taxonomy
- time management
- Trechonepha
- Trepanedoris
- type specimens
- undescribed species
- USNM
- wickhami
Tag Archives: DNA
Happiness is a Big Tree on the Wall
In the hallway outside my lab, about 800 species of Bembidiina, together in one tree. 🙂
Posted in Tree of Life
Tagged beetle, Bembidiina, Bembidion, Carabidae, DNA, Lionepha, phylogenetics, phylogeny
1 Comment
Discovering Insect Species: Overview in Rearview
When last I blogged, the Discovering Insect Species course was in full swing; we were excitedly waiting for the DNA sequence results from our first big field trip, which was to Klamath Marsh National Wildlife Refuge. I’m sorry I didn’t … Continue reading
Discovering Insect Species: preparing beetle DNA
Over the last couple of weeks in our Discovering Insect Species course we have been processing samples from our Klamath Marsh trip, and worked with the DNA of the beetles. Here’s a bit of what we have done. Extracting the … Continue reading
Posted in Revising Bembidiina, Uncategorized, Z499 (Discovering Insect Species)
Tagged Bembidion, DNA, DNA taxonomy, Trepanedoris
2 Comments
Dreaming of Saint Helena
Saint Helena is a small island in the Atlantic Ocean that is a very long way from any continent. It is approximately 1850 km from Africa, and about 3290 km from South America. It is only 16 km by 8 … Continue reading
And then there were five…
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 Bembidion, DNA, DNA taxonomy, Plataphus
3 Comments
How to collect beetles for DNA studies
Preserving beetles for DNA studies is easy, but a few rules need to be followed. You will first need to decide which specimens to preserve. It is ideal to have two or more specimens of a species preserved, so that … Continue reading
David Maddison