Abstract: Acta ZoologicaVolume 23, Issue 1-3 p. 129-261 Free Access STUDIES ON THE HEAD OF FISHES AN EMBRY0LOGICAL, MORPHOLOGICAL, AND PHYLOGENETICAL STUDY NILS HOLMGREN, NILS HOLMGRENSearch for more papers by this author NILS HOLMGREN, NILS HOLMGRENSearch for more papers by this author First published: September 1942 https://doi.org/10.1111/j.1463-6395.1942.tb00012.xCitations: 67AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat Citing Literature Volume23, Issue1-3September 1942Pages 129-261 This article also appears in:The Morphology, Development, and Evolution of the Head of Fishes: Foundational Studies for a Renaissance of Comparative Morphology ReferencesRelatedInformation