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Colophon cassoni  

Barnard, 1932

Life > Eukaryotes > Opisthokonta > Metazoa (animals) > Bilateria > Ecdysozoa > Panarthropoda > Tritocerebra > Arthopoda > Mandibulata > Atelocerata > Panhexapoda > Hexapoda > Insecta (insects) > Dicondyla > Pterygota > Metapterygota > Neoptera > Eumetabola > Holometabola > Coleoptera (beetles) > Polyphaga > Superfamily: Scarabaeoidea > Family: Lucanidae > Subfamily: Lucaninae > Genus: Colophon

Found in Meiringspoort, Swartberg Mountians. Little is known about its biology but larvae probably feed on plant roots such as Restioniaceae. About 23mm.

Colophon cassoni

Colophon cassoni, male. Dorsal view of head. I[image M. Cochrane, Iziko ]

Colophon cassoni, male. Ventral view of head. I[image M. Cochrane, Iziko ]

Apomorphic species. Aedeagus (penis and parameres) are  distinctly asymmetrical, the right paramere is strongly dilated forming a hook on the inner margin with the anal sternite correspondingly asymmetrical on the posterior margin; penis well sclerotised (cuticle hardened); anterior (front) margin of the clypeus raised above the level of the labrum at the suture (join). Compare genitalia of species groups.

This group includes Colophon barnardi, Colophon berrisfordi, Colophon cassoni, Colophon endroedyi, Colophon izardi, Colophon montisatris, Colophon neli, Colophon oweni, Colophon primosi, Colophon thunbergi, Colophon westwoodi and Colophon whitei.

Publications

  • BARNARD, K. H. 1932a. The Colophon. Journal of the Mountain Club of South Africa 34: 19-22. 

Colophon home 

 Images and text by Margie Cochrane