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Platerodrilus

Platerodrilus is a genus of beetles of the family Lycidae. They commonly appear in the literature under the name Duliticola, which is an obsolete junior synonym.[1] The females retain a larval form as adults (larviform females) and are about 40–80 mm in length. The females and larvae have a flattened, dark body with large scales over the head, resembling trilobites, hence the informal names trilobite beetle, trilobite larva or Sumatran trilobite larva. In contrast, the males are much smaller, 8–9 mm, resembling other beetles. Species are found in tropical forests of India and South-east Asia.

Platerodrilus
male Lycostomus and female of Platerodrilus
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Coleoptera
Family: Lycidae
Subfamily: Leptolycinae
Tribe: Duliticolini
Genus: Platerodrilus
Pic, 1921
Species

see text

Synonyms

Duliticola Mjöberg, 1925
Falsocalochromus Pic, 1942
Platerodriloplesius Wittmer, 1944
Platrilus Kazantsev, 2009

Although the females resemble the prehistoric trilobite, the trilobite beetle evolved approximately 47 million years ago, 200 million years after trilobites had gone extinct.[2] As only the females have this appearance the search for the species' males remained a mystery until Swedish zoologist Eric Mjoberg published a research paper describing them in 1925.[3]

Species edit

  • "P. paradoxus group"
  • "P. major group"
    • Platerodrilus major Pic, 1921
    • Platerodrilus ngi Masek & Bocak, 2014
    • Platerodrilus wittmeri Masek & Bocak, 2014
  • "P. sinuatus group"
    • Platerodrilus ijenensis Masek & Bocak, 2014
    • Platerodrilus luteus Masek & Bocak, 2014
    • Platerodrilus maninjauensis Masek & Bocak, 2014
    • Platerodrilus montanus Masek & Bocak, 2014
    • Platerodrilus palawanensis Masek & Bocak, 2014
    • Platerodrilus ranauensis Masek & Bocak, 2014
    • Platerodrilus sibayakensis Masek & Bocak, 2014
    • Platerodrilus sinabungensis Masek & Bocak, 2014
    • Platerodrilus sinuatus Pic, 1921
    • Platerodrilus talamauensis Masek & Bocak, 2014
    • Platerodrilus tujuhensis Masek & Bocak, 2014
  • Ungrouped
    • Platerodrilus bicolor (Wittmer, 1966)
      • =Platerodriloplesius bicolor Wittmer, 1966
    • Platerodrilus crassicornis (Pic, 1923)
      • =Platrilus crassicornis (Pic, 1923)
    • Platerodrilus hirtus (Wittmer, 1938)
      • =Platrilus hirtus (Wittmer, 1938)
    • Platerodrilus korinchiana
    • Platerodrilus robinsoni Blair, 1928
    • Platerodrilus ruficollis (Pic, 1942)
      • =Falsocalochromus ruficollis Pic, 1942
      • =Duliticola hoiseni Wong, 1996[5]

References edit

  1. ^ Bocak, Ladislav; Masek, Michal (2014). "The taxonomy and diversity of Platerodrilus (Coleoptera, Lycidae) inferred from molecular data and morphology of adults and larvae". ZooKeys (426): 29–63. doi:10.3897/zookeys.426.7398. PMC 4137290. PMID 25147457.
  2. ^ . Science. 2016-10-27. Archived from the original on March 7, 2021. Retrieved 2023-03-16.
  3. ^ a b Mjöberg, Eric (1925). "The mystery of the so-called "trilobite larvae" or "Perty's larvae" definitely solved" (PDF). Psyche: A Journal of Entomology. 32 (3): 119–157. doi:10.1155/1925/19784.
  4. ^ Duliticola paradoxa. (eol.org)
  5. ^ Wong, A.T.C. (1996). "A new species of neotenous beetle, Duliticola hoiseni (Insecta: Coleoptera: Cantharoidea: Lycidae) from Peninsula Malaysia and Singapore". Raffles Bulletin of Zoology. 41 (1): 173–187.

External links edit

  • Video of a trilobite beetle in Laos
  • Video of a trilobite beetle in Borneo


platerodrilus, genus, beetles, family, lycidae, they, commonly, appear, literature, under, name, duliticola, which, obsolete, junior, synonym, females, retain, larval, form, adults, larviform, females, about, length, females, larvae, have, flattened, dark, bod. Platerodrilus is a genus of beetles of the family Lycidae They commonly appear in the literature under the name Duliticola which is an obsolete junior synonym 1 The females retain a larval form as adults larviform females and are about 40 80 mm in length The females and larvae have a flattened dark body with large scales over the head resembling trilobites hence the informal names trilobite beetle trilobite larva or Sumatran trilobite larva In contrast the males are much smaller 8 9 mm resembling other beetles Species are found in tropical forests of India and South east Asia Platerodrilus male Lycostomus and female of Platerodrilus Scientific classification Domain Eukaryota Kingdom Animalia Phylum Arthropoda Class Insecta Order Coleoptera Family Lycidae Subfamily Leptolycinae Tribe Duliticolini Genus PlaterodrilusPic 1921 Species see text Synonyms Duliticola Mjoberg 1925 Falsocalochromus Pic 1942 Platerodriloplesius Wittmer 1944 Platrilus Kazantsev 2009 Although the females resemble the prehistoric trilobite the trilobite beetle evolved approximately 47 million years ago 200 million years after trilobites had gone extinct 2 As only the females have this appearance the search for the species males remained a mystery until Swedish zoologist Eric Mjoberg published a research paper describing them in 1925 3 Species edit P paradoxus group Platerodrilus foliaceus Masek amp Bocak 2014 Platerodrilus paradoxus Mjoberg 1925 Duliticola paradoxa Mjoberg 1925 3 4 P major group Platerodrilus major Pic 1921 Platerodrilus ngi Masek amp Bocak 2014 Platerodrilus wittmeri Masek amp Bocak 2014 P sinuatus group Platerodrilus ijenensis Masek amp Bocak 2014 Platerodrilus luteus Masek amp Bocak 2014 Platerodrilus maninjauensis Masek amp Bocak 2014 Platerodrilus montanus Masek amp Bocak 2014 Platerodrilus palawanensis Masek amp Bocak 2014 Platerodrilus ranauensis Masek amp Bocak 2014 Platerodrilus sibayakensis Masek amp Bocak 2014 Platerodrilus sinabungensis Masek amp Bocak 2014 Platerodrilus sinuatus Pic 1921 Platerodrilus talamauensis Masek amp Bocak 2014 Platerodrilus tujuhensis Masek amp Bocak 2014 Ungrouped Platerodrilus bicolor Wittmer 1966 Platerodriloplesius bicolor Wittmer 1966 Platerodrilus crassicornis Pic 1923 Platrilus crassicornis Pic 1923 Platerodrilus hirtus Wittmer 1938 Platrilus hirtus Wittmer 1938 Platerodrilus korinchiana Platerodrilus robinsoni Blair 1928 Platerodrilus ruficollis Pic 1942 Falsocalochromus ruficollis Pic 1942 Duliticola hoiseni Wong 1996 5 Specimens of Platerodrilus nbsp P foliaceus nbsp P maninjauensis nbsp P montanus nbsp P ngi nbsp P palawanensis adult male nbsp P ruficollis nbsp P sinabungensis adult male nbsp P talamauensis adult male nbsp P wittmeri nbsp P sp nbsp P sp nbsp P sp nbsp P sp References edit Bocak Ladislav Masek Michal 2014 The taxonomy and diversity of Platerodrilus Coleoptera Lycidae inferred from molecular data and morphology of adults and larvae ZooKeys 426 29 63 doi 10 3897 zookeys 426 7398 PMC 4137290 PMID 25147457 Bizarre Looking Beetle Has an Even Weirder Sex Life Science 2016 10 27 Archived from the original on March 7 2021 Retrieved 2023 03 16 a b Mjoberg Eric 1925 The mystery of the so called trilobite larvae or Perty s larvae definitely solved PDF Psyche A Journal of Entomology 32 3 119 157 doi 10 1155 1925 19784 Duliticola paradoxa eol org Wong A T C 1996 A new species of neotenous beetle Duliticola hoiseni Insecta Coleoptera Cantharoidea Lycidae from Peninsula Malaysia and Singapore Raffles Bulletin of Zoology 41 1 173 187 External links edit nbsp Wikimedia Commons has media related to Platerodrilus Video of a trilobite beetle in Laos Video of a trilobite beetle in Borneo nbsp This Lycidae related article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Platerodrilus amp oldid 1208948456, wikipedia, wiki, book, books, library,

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