Info

Neogene

Current

- Heterexis

- Oclandius

- Christensenia

■ Canonopsis

- Disker

- Heterexis

- Oclandius

- Christensenia

■ Canonopsis

Palirhoeus

' Gracilipes grouptf

" Fasciatus group"0™015^

- Xanium group

- Ectemnorhinus group

- Xanium group

- Ectemnorhinus group

Figure. 4.16 Evolution of body size, habitat use, and diet in the Ectemnorhinus group of genera (Curculionidae).

Note: Branch lengths are indicated above the branches and body size values (and 95% confidence intervals) below them. The island schematics indicate extent of past glaciation, diet and habitat use are indicated as either angiosperms (vegetated areas) or algae (rock faces and fellfield), and an approximate geological timescale is also provided. Source: Physiological and Biochemical Zoology, Chown and Klok, 76, 634-643. © 2003 by The University of Chicago. All rights reserved. 1522-2152/2003/7605-2139$15.00.

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