William Pennington Cocks

William Pennington Cocks (1791–1878) was an English surgeon naturalist principally interested in marine fauna. He was born in Devon. Owing to ill-health, when he was still only 51, he retired to Falmouth in Cornwall. He described the nudibranch Aeolidiella alderi and the sea anemone Anthopleura ballii.

Publications
partial list
 * List of Echinodermata procured in Falmouth and neighbourhood from 1843 to 1849 Trans. Penz. Nat. Hist. Ant. Soc. 1 :292.
 * Common objects of the sea-shore Falmouth.
 * Nudibranchiate Mollusca Quarto pp. 8. Falmouth.
 * Chitons Quarto pp. 12. Falmouth.Salt Water Mollusca Quarto pp. 16. Falmouth.
 * Hints for facilitating the Records of Natural History Quarto. Falmouth.

Thirty papers, many undated, are listed in Boase and Courtenay (1874)