Rhopalum (Corynopus)

Rhopalum coarctatum, copyright Dick Belgers.

Belongs within: Crabronini.

The subgenus Corynopus of the genus Rhopalum is a group of wasps, widespread but most diverse in Australia, characterised by a flat and shiny pygidial plate in the female (Bohart & Menke 1976).

Characters (from Bohart & Menke 1976): Elongate form, head and thorax shining; eyes bare, inner orbits convergent below; scapal basin ecarinate dorsally; orbital foveae indistinct; occipital carina not forming a complete circle, separated from hypostomal carina; male antenna with 13 articles; scape ecarinate; palpal formula 5-3; mandible apically bidentate, externoventral margin entire, inner margin edentate; pronotal collar ecarinate anteriorly; axillae, scutellum and metanotum simple; propodeum finely sculptured; midtibia with an apical spur; male genitalia with gonobase U-shaped in dorsal view, gonostyle usually more than twice length of aedeagus; pygidial plate of female shiny, at must gibbous basally, without a distinct longitudinal carina.

<==Rhopalum (Corynopus Lepeletier & Brullé 1834) C85 (see below for synonymy)
    |--R. (C.) coarctatum (Scopoli 1763) BM76 (see below for synonymy)
    |    |--R. c. coarctatum BM76
    |    `--R. c. koreense Tsuneki 1974 BM76
    |--R. (C.) anteum Leclercq 1957 C85
    |--R. (C.) australiae Leclercq 1957 C85
    |--R. (C.) coriolum Leclercq 1957 C85
    |--R. (C.) dedarum Leclercq 1957 C85
    |--R. (C.) evansiaum Leclercq 1978 C85
    |--R. (C.) evictum Leclercq 1978 C85
    |--R. (C.) famicum Leclercq 1978 C85
    |--R. (C.) frenchii (Turner 1908) [=Crabro (Rhopalum) frenchii] C85
    |--R. (C.) harpax Leclercq 1957 C85
    |--R. (C.) kerangi Leclercq 1957 C85
    |--R. (C.) kuehlhorni Leclercq 1957 C85
    |--R. (C.) littorale Turner 1915 C85
    |--R. (C.) neboissi Leclercq 1957 C85
    |--R. (C.) nipponicum (Kohl 1915) [=Crabro nipponicus] BM76
    |    |--R. n. nipponicum BM76
    |    |--R. n. chosenense Tsuneki 1974 BM76
    |    `--R. n. hokkaidense Tsuneki 1952 BM76
    |--R. (C.) notogeum Leclercq 1957 C85
    |--R. (C.) occidentale (Fox 1895) (see below for synonymy) BM76
    |--R. (C.) pedicellatum Packard 1867 [incl. Euplilis arapaho Pate 1947, R. rubrocinctum Peckham & Peckham 1898] BM76
    |--R. (C.) rufigaster Packard 1867 [incl. R. lucidum Rohwer 1909] BM76
    |--R. (C.) rumipambae Leclercq 1970 BM76
    |--R. (C.) taeniatum Leclercq 1957 C85
    |--R. (C.) tubarum Leclercq 1957 C85
    |--R. (C.) variitarse Turner 1915 C85
    `--R. (C.) xenum Leclercq 1957 C85

Rhopalum (Corynopus Lepeletier & Brullé 1834) C85 [=Dryphus Herrich-Schaeffer 1840 BM76; incl. Alliognathus Ashmead 1899 BM76]

Rhopalum (Corynopus) coarctatum (Scopoli 1763) BM76 [=Sphex coarctatus BM76; incl. Crabro crassipes Fabricius 1798 BM76, Rhopalum modestum Rohwer 1908 BM76, Cr. tibialis Fabricius 1798 non Olivier 1792 BM76, *Corynopus tibialis C85, *Dryphus tibialis BM76]

Rhopalum (Corynopus) occidentale (Fox 1895) [=Crabro occidentalis, *Alliognathus occidentalis; incl. R. carolina Banks 1921] BM76

*Type species of generic name indicated

REFERENCES

[BM76] Bohart, R. M., & A. S. Menke. 1976. Sphecid Wasps of the World. University of California Press: Berkeley.

[C85] Cardale, J. C. 1985. Vespoidea and Sphecoidea. In: Walton, D. W. (ed.) Zoological Catalogue of Australia vol. 2. Hymenoptera: Formicoidea, Vespoidea and Sphecoidea pp. 150–303. Australian Government Publishing Service: Canberra.