Field of Science

Hypothenemus

Hypothenemus eruditus, photographed by Jeff Gruber.


Belongs within: Scolytinae.

Hypothenemus is a genus of bark beetles primarily found in tropical and subtropical regions around the world; members of this genus are consanguineously polygynous and myelophagous, phloeophagous or spermophagous (Wood 1986).

Characters (from Wood 1986): Body length 0.6 to 2.8 mm; male dwarfed, flightless; mature colour usually darker, vestiture more abundant; antennal funicle 3- to 5-segmented, when 5-segmented then suture 1 of club partly septate; antennal club clearly marked by sutures; both basal and lateral margins of pronotum marked by a fine raised line, anterior margin of pronotum usually armed by 1–8 serrations; procoxae contiguous; tarsal segment 3 narrow, not bilobed.

<==Hypothenemus Westwood 1836 (see below for synonymy) W86
    |--*H. eruditus [incl. Stephanoderes ehlersii, *Homoeocryphalus ehlersii] W86
    |--H. aterrimus [=*Lepiceroides aterrimus] W86
    |--H. concolor [=*Stylotentus concolor] W86
    |--H. cryphaloides [=*Triarmocerus cryphaloides] W86
    |--H. deprecator [=*Pachynoderes deprecator] W86
    |--H. dissimilis [=Crypturgus dissimilis, Stephanoderes dissimilis; incl. *S. chapuisii] W86
    |--H. elaphus [=Stephanoderes elaphus; incl. *Adiaeretus spinosus] W86
    |--H. hampei MHG04
    |--H. insularis Perkins 1900 A-Z05
    |--H. insularum Krivolutskaya 1968 [=H. krivolutskayae Wood 1992] A-Z05
    |--H. magnus [=Stephanoderes magnus, *Chondronoderes magnus] W86
    |--H. natalensis [=*Archeophalus natalensis] W86
    `--H. sundaensis [=Stephanoderes sundaensis; incl. *Ernophloeus costalimai] W86

Nomen nudum: *Epsips sylvarum W86

Hypothenemus Westwood 1836 [incl. Adiaeretus Hagedorn 1909, Archeophalus Schedl 1941, Chondronoderes Schedl 1940, Epsips Beeson 1941 (n. n.), Ernophloeus Nunberg 1958, Homoeocryphalus Lindemann 1876, Lepiceroides Schedl 1957, Pachynoderes Schedl 1941, Stephanoderes Eichhoff 1872, Stylotentus Schedl 1939, Triarmocerus Eihhoff 1878] W86

*Type species of generic name indicated

REFERENCES

[A-Z05] Alonso-Zarazaga, M. A. 2005. Hypothenemus krivolutskayae Wood, 1992, an unnecessary replacement name (Coleoptera, Curculionidae, Scolytinae). Graellsia 61 (2): 259.

[MHG04] Maynard, G. V., J. G. Hamilton & J. F. Grimshaw. 2004. Quarantine - phytosanitary, sanitary and incursion management: an Australian entomological perspective. Australian Journal of Entomology 43 (3): 318-328.

[W86] Wood, S. L. 1986. A reclassification of the genera of Scolytidae (Coleoptera). Great Basin Naturalist Memoirs 10: 1-126.

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