The lateral hind-toes (that is to say the second and fifth of the typical series) had, however, become rudimentary; although it is probable that the corresponding digits of the forelimb were functional, so that this foot was four-toed. [Please select]
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The forelimb is transitional between the pectoral fin of Rhipidistia and the limb of early Amphibia. [Please select]
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The bones of the left forelimb are close together but not in a natural position. [Please select]
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The tail, pelvis, hind limbs and right forelimb are missing. [Please select]
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Left forelimb, showing characters of both a crossopterygian fin and an amphibian foot. [Please select]
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Characteristically, a dark line extends from the snout, through the eye, above the tympanum, to a point above the insertion of the forelimb. [Please select]
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GALBREATH Heretofore our knowledge of the osteology of _Heliscomys_ Cope has been extremely limited; this genus previously was known by its teeth, fragmental maxillaries, incomplete palatine bone and mandible, and part of one forelimb. [Please select]
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