. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. RAJIDAE OF WEST AND SOUTH COASTS OF SOUTHERN AFRICA —' ?? '— snout 20:. preoral J=*I prenasal internasal A -™g interorbit 20 /o total length Fig. 16. Comparison of cranial measurements of R. confundens and R. leopardns after the method of Hubbs & Hubbs (1953). In each diagram the base line represents the range of the measurement, the vertical line represents the mean, the open area represents the standard deviation on each side of the mean, and the solid area represents two standard errors on eit
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. RAJIDAE OF WEST AND SOUTH COASTS OF SOUTHERN AFRICA —' ?? '— snout 20:. preoral J=*I prenasal internasal A -™g interorbit 20 /o total length Fig. 16. Comparison of cranial measurements of R. confundens and R. leopardns after the method of Hubbs & Hubbs (1953). In each diagram the base line represents the range of the measurement, the vertical line represents the mean, the open area represents the standard deviation on each side of the mean, and the solid area represents two standard errors on either side of the mean. A—Raja leopardus B—Raja confundens Table 14. R. dissimilis. Measurements expressed Character Total length Disc width Disc length Snout to greatest disc width Snout to middle of vent Middle of vent to 1 st dorsal Snout length Preoral length Prenasal length . Eye: longitudinal diameter Eye and spiracle Interorbital distance . Interspiracular distance Internasal distance Mouth width Gill slit lengths: 1 st 3rd . 5th . Distance between inner ends 1st 5th . height base length height base length origin 1st dorsal fin: 2nd dorsal fin: Interdorsal space of gill slits as permillage of the total length. Type Paratype Paratype (501 mm) (424-5 mm) 000 1 000 1 000 609 57i 593 495 503 516 308 318 312 506 485 502 387 395 4i3 136 143 151 138 150 161 117 126 141 35 39 40 47 46 5i 33 3i 36 67 66 75 84 80 85 87 7i 80 14 14 13 19 16 16 12 13 10 139 140 141 88 86 94 3i 19 3i 50 52 45 28 28 26 43 51 4i 0 0 0. 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 South African Museum. Cape Town : The Museum
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
