. Differential growth in three ichthyosaurs : Ichthyosaurus communis, I. breviceps, and Stenopterygius quadriscissus (Reptilia, Ichthyosauria). Ichthyosauria. TABLE 2 Changes in the area of the tail and dorsal fin relative to the body size, and in angle of the tail bend during ontogeny in Stenopterygius quadriscissus Ratio of Ratio of Length of body tail area to dorsal fin area to Angle of tail Specimen (cm) precaudal body length precaudal body length bend (degrees) Hauff 1953, pi. 9a 62 22 ROM 1794 112 — — 33 Hauff 1953, pi. 4 115 18 CM 6003 125 32 BMNH R4086 145
. Differential growth in three ichthyosaurs : Ichthyosaurus communis, I. breviceps, and Stenopterygius quadriscissus (Reptilia, Ichthyosauria). Ichthyosauria. TABLE 2 Changes in the area of the tail and dorsal fin relative to the body size, and in angle of the tail bend during ontogeny in Stenopterygius quadriscissus Ratio of Ratio of Length of body tail area to dorsal fin area to Angle of tail Specimen (cm) precaudal body length precaudal body length bend (degrees) Hauff 1953, pi. 9a 62 22 ROM 1794 112 — — 33 Hauff 1953, pi. 4 115 18 CM 6003 125 32 BMNH R4086 145 31 GUM JZ163 200 32 Hauff 1953, pi. 7a 230 35 ROM 3180 248 — — 32 Hauff 1953, pi. 9b 304 33 Correlation coefficient 8t 14. 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 McGowan, Christopher. Toronto : Royal Ontario Museum
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