. Bulletin of the British Museum (Natural History), Geology. 3i8 EVOLUTION OF THE SNOUT IN ACTINOPTERYGIANS Finally, anastomosis of the infraorbital sensory canal with the supraorbital canal can take place at a later stage if the two components lie close enough together. This has occurred in the Recent Polypterus senegalus (Text-fig. 20D) and in the Recent Lepisosteus osseus (Text-fig. 19M), while a similar condition is observable in Paraccntrophorus madagascariensis (Text-fig. 19G) from the Lower Triassic. ethc. Ant ethc. Please note that these images are extracted from scanned page images th


. Bulletin of the British Museum (Natural History), Geology. 3i8 EVOLUTION OF THE SNOUT IN ACTINOPTERYGIANS Finally, anastomosis of the infraorbital sensory canal with the supraorbital canal can take place at a later stage if the two components lie close enough together. This has occurred in the Recent Polypterus senegalus (Text-fig. 20D) and in the Recent Lepisosteus osseus (Text-fig. 19M), while a similar condition is observable in Paraccntrophorus madagascariensis (Text-fig. 19G) from the Lower Triassic. ethc. Ant ethc. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)


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