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Colophon primosi  

Barnard, 1929 

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 Seweweekspoort, Swartberg Range. Little is known about its biology but larvae probably feed on plant roots such as Restioniaceae. Male 28-35mm. Female 22mm.

 

Colophon primosi, male. Dorsal view of head and thorax. [image M. Cochrane, Iziko © ]

Colophon primosi, male. Ventral view of head and thorax. [image M. Cochrane, Iziko © ]

 

Colophon primosi. Male genitalia, parameres only. 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.

See male/female images.

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. 1929. A study of the genus Colophon Gray. Transactions of the Royal Society of South Africa 18: 163 –182. 

Colophon home

 Images and text by Margie Cochrane