1804 G. Shaw V. ii. 367 The second dorsal fin commences at a small distance beyond the first, and is shallow, soft-rayed, and continued to a great distance.
1952 G. F. Hervey & J. Hems 208 The loaches..may be distinguished..by the soft-rayed and short dorsal and anal fins.
2004 B. 271 676/2 A small..piece of tissue was cut from the soft-rayed part of the dorsal fin.