Lac Chambon (Piton coll) (Pleistocene of France)

Where: France (45.6° N, 2.9° E: paleocoordinates 45.6° N, 2.7° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Gelasian (2.6 - 1.8 Ma)

• Early Villafranchian (Piton, 1936; Elhai & Rudel 1961), ~2/2.5 Ma to ~1.8 Ma (Brun 1974).

Environment/lithology: crater lake; diatomite and volcaniclastic

Size class: macrofossils

Preservation: mold/impression

Collected by L. Piton; reposited in the MNHN

Primary reference: L. Piton and N. Théobald. 1935. La faune entomologique des gisements Mio-Pliocènes du Massif Central. Revue des Sciences Naturelles d'Auvergne (N. S.) 1:65-104 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 113996: authorized by Matthew Clapham, entered by Jered Karr on 08.08.2011, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Diptera - Chironomidae
Chironomus pliocenicus n. sp. Piton 1935 non biting midge
MNHN-F-R06682 (Piton 31)
 Diptera - Bibionidae
Bibionidae indet. Fleming 1821 march fly
Piton 18
Plecia sp.5 Wiedemann 1823 love bug
Piton 1031
Plecia brunneipennis n. sp.5 Piton 1939 love bug
Piton 1028, 1029
 Diptera - Culicidae
"Culicites arvernensis n. sp." = Neoculicites arvernensis4
"Culicites arvernensis n. sp." = Neoculicites arvernensis4 Piton 1936 mosquito
MNHN-F-R07246; Piton 1010, 1011, 1026 (Piton, 1939); Piton 62, 66, 72 (Piton, 1936)
 Dicondylia -
Coleoptera indet. Linnaeus 1758 beetle
Piton 60, 67
 Coleoptera - Carabidae
Elaphrus pliocenicus n. sp.5 Piton 1939 ground beetle
Piton 1008, 1009
Lebia minuscula n. sp.4 Piton 1936 colorful foliage ground beetle
Piton 74
 Coleoptera - Dryopidae
Parnus sericeus n. sp.5 Piton 1939 long toed water beetle
Piton 1019
 Coleoptera - Cantharidae
"Rhagonycha micans n. sp." = Rhagonycha (Rhagonycha) micans5
"Rhagonycha micans n. sp." = Rhagonycha (Rhagonycha) micans5 Piton 1939 soldier beetle
Piton 1023
 Coleoptera - Erotylidae
Engis chambonensis n. sp.5 Piton 1939 pleasing fungus beetle
Piton 1017
 Coleoptera - Chrysomelidae
Cassida dufouri n. sp.4, Aphtona puncticollis n. sp.5, "Apteropoda grossa n. sp." = Apteropeda grossa, Donacia splendida n. sp.
Cassida dufouri n. sp.4 Piton 1936 tortoise beetle
Piton 63
Aphtona puncticollis n. sp.5 Piton 1939 flea beetle
Piton 1012
"Apteropoda grossa n. sp." = Apteropeda grossa Théobald 1935 flea beetle
MNHN-F-R07247 (Piton 15)
Donacia splendida n. sp. Théobald 1935 leaf beetle
MNHN-F-R06676 (Piton 14, 21)
 Coleoptera -
Curculionoidea indet. Latreille 1802 weevil
"Rhynchophora" Piton 7
 Coleoptera - Curculionidae
Phytonomus incertus n. sp., Rhinocyllus marmoreus n. sp., "Hipporhinus superbus n. sp." = Dryophthorus superbus2, Ceutorhynchus chambonensis n. sp., Cossonus cf. meriani5, Sitona sp.5, "Polydrosus arvernicus n. sp." = Polydrusus arvernicus5
Phytonomus incertus n. sp. Théobald 1935 snout beetle
MNHN-F-R07241 (Piton 11)
Rhinocyllus marmoreus n. sp. Théobald 1935 snout beetle
MNHN-F-R06699 (Piton 2/2a)
"Hipporhinus superbus n. sp." = Dryophthorus superbus2 Piton 1935 snout beetle
MNHN B 47299
Ceutorhynchus chambonensis n. sp. Théobald 1935 snout beetle
MNHN-F-R07240 (Piton 4)
Cossonus cf. meriani5 Heer 1847 snout beetle
Piton 1021, 1022
Sitona sp.5 Germar 1817 snout beetle
Piton 1025
"Polydrosus arvernicus n. sp." = Polydrusus arvernicus5 Piton 1939 snout beetle
Piton 1007
 Coleoptera - Cryptophagidae
Cryptophagus minimus n. sp. Piton 1935 silken fungus beetle
Piton 22
 Coleoptera -
Troglops punctatissima n. sp. Théobald 1935 beetle
MNHN-F-R06674 (Piton 5)
 Coleoptera - Histeridae
"Hister pitoni n. sp." = Plegaderus pitoni
"Hister pitoni n. sp." = Plegaderus pitoni Théobald 1935 clown beetle
MNHN-F-R07712 (Piton 1/1a)
 Coleoptera - Staphylinidae
Staphylinidae indet. Latreille 1802 rove beetle
Piton 19, 20
 Coleoptera - Hydrophilidae
Georyssus nigrobrunneus n. sp.5 Piton 1939 water scavenger beetle
Piton 1024
 Trichoptera - Rhyacophilidae
Rhyacophilites hydropsychiformis n. gen. n. sp.3 Piton 1935 caddisfly
MNHN-F-R07238 (Piton 42)
 Trichoptera - Limnephilidae
Limnophilus antiquus n. sp.3 Piton 1935 caddisfly
MNHN-F-R07244, 8; Piton 41; Piton 1001 (Piton, 1939); Piton 64 (Piton, 1936)
 Trichoptera - Phryganeidae
Phryganea elegans n. sp.4 Piton 1936 large caddisfly
Piton 70(71)
 Trichoptera -
"Phryganea antiqua" = Terrindusia antiqua3
"Phryganea antiqua" = Terrindusia antiqua3 Heer 1849 caddisfly
Piton 40
 Lepidoptera - Pterophoridae
Lepidopterites sp.4 Piton 1936 moth
Piton 61
 Hymenoptera - Formicidae
Lasius sp.4 Fabricius 1805 ant
Piton 65
Lasius chambonensis n. sp. Théobald 1935 ant
MNHN-F-R07245 (Piton 1016); additional specimen 73 in Piton, 1936
 Dicondylia -
Naucoris crassus n. sp. Piton 1935 winged insect
MNHN-F-R06677 (Piton 30/30a)
Hemiptera indet.4 Linnaeus 1758 true bug
Piton 68 (resembles Lygaeus arvernus Piton, 1933)
 Hemiptera - Coreidae
Coreites dubius n. sp. Piton 1935 leaf-footed bug
MNHN-F-R07242 (Piton 28)
 Hemiptera - Pentatomidae
Pentatoma magna n. sp. Piton 1935 stink bug
Piton 27
Nezara subtropicalis n. sp. Piton 1935 stink bug
Piton 26 (Sainfeld 1)
 Hemiptera - Cydnidae
Cydnopsis scutellaris Heer 1853 burrowing bug
var. minima; Piton 24
Cydnopsis pygmaea Heer 1853 burrowing bug
MNHN-F-R07243 (Piton 25)
 Hemiptera - Rhyparochromidae
Pachymerus grassei n. sp. Piton 1935 seed bug
MNHN-F-R06675 (Piton 16)
 Hemiptera - Notonectidae
Notonecta arvernica n. sp.6 Piton 1942 true bug
Lygaeus arvernus n. sp. Piton 1935 true bug
MNHN-F-R07239 (Piton 29)
 Odonata - Aeshnidae
"Aeschna theobaldi n. sp." = Aeshna theobaldi3
"Aeschna theobaldi n. sp." = Aeshna theobaldi3 Piton 1935 hawker dragonfly
Coll Piton 35(35a)
 Odonata - Gomphaeschnidae
"Gomphaeschnini indet." = Gomphaeschninae1
"Gomphaeschnini indet." = Gomphaeschninae1 Tillyard and Fraser 1940 true dragonfly
MNHN-LP-B.47287
 Odonata - Libellulidae
Libellula eusebioi n. sp.3 Piton 1935 common skimmer
Piton 32, Piton 33 (MNHN-LP-B.47286)
 Odonata - Megapodagrionidae
"Diplax propedemontana n. sp." = Vulcagrion propedemontanum3
"Diplax propedemontana n. sp." = Vulcagrion propedemontanum3 Piton 1935 flatwing
MNHN-LP-B 47301 =Piton 34(34a)
 Odonata - Lestidae
"Lestes incertus n. sp." = Sympecma incerta3
"Lestes incertus n. sp." = Sympecma incerta3 Piton 1935 spread-winged damselfly
MNHN-LP-B.47285, MNHN-LP-B.47300, MNHN-LP-B.47305, MNHN-LP-B.47304 Coll Piton