𝔖 Bobbio Scriptorium
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Revealing the mechanisms of the rostral shift of pelvic fins among teleost fishes

✍ Scribed by Mikiko Tanaka


Book ID
109085174
Publisher
John Wiley and Sons
Year
2011
Tongue
English
Weight
286 KB
Volume
13
Category
Article
ISSN
1520-541X

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## Abstract This study reveals the existence of four distinct but genetically related types of upper jaw mechanisms: 1. The non‐protractile, with no mechanism for the protrusion of the pre‐maxillae. The maxillaries form part of the upper margin of the mouth, as in Isospondyli, Apodes and Haplomi.