Colophon westwoodi  

Gray, 1832 

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: Lucaninaae > Genus: Colophon

Found in the Table Mountain Range. Little is known about its biology but larvae probably feed on plant roots such as Restioniaceae. Male 21-25mm, female 19-24mm.

Colophon westwoodi

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

Colophon westwoodi, male. Ventral view of head

and thorax. [image M. Cochrane, Iziko ]

Colophon westwoodi. Male genitalia. Aedeagus (Penis and parameres). [image M. Cochrane, Iziko ]

Colophon westwoodi. Male genitalia. Aedeagus (Penis and parameres). [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.  (See Plesiopmorphic species).

Publications

  • GRAY. G. R. 1832. New species of insects of all orders. In: Griffith, E. The animal kingdom arranged in conformity with its organization by the Baron Cuvier 14. London: Whittaker. 

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  Images and text by Margie Cochrane


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