Figure 48. Character states for characters 20 in The comparative osteology and phylogenetic relationships of African and South American lungfishes (Sarcopterygii: Dipnoi)

Figure 48. Character states for characters 20 (posterior end of the parasphenoid), 21 (ridges on the parasphenoid), and 22 (anterior end of the parasphenoid). The parasphenoid in dorsal view of: A, †Arganodus atlantis, KU 60711; B, Neoceratodus forsteri, AMS I-40438-001; C, Lepidosiren paradoxa, CAS 61327; and D, Protopterus amphibius, CAS 47408. Anterior is to the left. †Dagger symbol represents extinct taxa. Scale bars: 5 mm.