UCMP B-4120, Ixhuatan, Tapilula River (Miocene of Mexico)

Also known as Chiapas amber, Mexican amber

Where: Chiapas, Mexico (17.3° N, 92.9° W: paleocoordinates 17.9° N, 89.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Early/Lower Miocene (23.0 - 16.0 Ma)

Environment/lithology: terrestrial; amber

Size class: mesofossils

Preservation: soft parts, original chitin, amber

Reposited in the UCMP

• Specimens in UC Museum of Paleontlogy, Berkeley

Primary reference: L. W. Quate. 1963. Fossil Psychodidae in Mexican amber, part 2 (Diptera: Insecta). Journal of Paleontology 37(1):110-118 [C. Labandeira/C. Labandeira/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140207: authorized by Matthew Clapham, entered by Matthew Clapham on 05.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Diptera - Keroplatidae
"Ceroplatinae indet." = Keroplatidae1
"Ceroplatinae indet." = Keroplatidae1 Rondani 1856 predatory fungus gnat
B-4120-10 ("Platyura or Orfelia")
 Diptera - Psychodidae
Trichomyia sp. Haliday 1839 moth fly
UCMP 12747
Arachnida
 Acariformes - Ceratozetidae
Ceratozetidae indet.2 Jacot 1925 oribatid mite
UCMP 13527
 Acariformes - Oppiidae
"Damaeus mexicanus" = Oppia mexicana2
"Damaeus mexicanus" = Oppia mexicana2 Woolley 1971 oribatid mite
UCMP 13526