| 41. | The pectoral fins are medium-sized with a rounded margin.
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| 42. | The pectoral fins are fairly small, narrow, and angular.
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| 43. | Their dorsal fins start above the well-developed pectoral fins.
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| 44. | The pectoral fins are small, with 14 fin rays.
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| 45. | The pectoral fins are fairly large, with rounded corners.
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| 46. | Pectoral fins are present, while ventral fins are absent.
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| 47. | The pectoral fins are moderately long, narrow, and pointed.
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| 48. | "On land they'll right themselves, get their pectoral fins out like elbows and start moving ."
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| 49. | The pectoral fins are short and somewhat paddle-like.
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| 50. | The pectoral fins are small, broad, and rounded.
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