|  | site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | 
| A | Pacific Grove, California, USA | 1982 
  map | Aug, 1936 | default type |  |  |  | on kelp rhizoids, one specimen taken alive. | Hyman LH (1953): 283 | 
| B | Newport Bay, California, USA | 1983 
  map | Sep, 1932 | default type |  |  |  | under shore rocks. | Hyman LH (1953): 283 | 
| C | El Mogote, Peninsula de Baja California Sur, Estado de Mexico, Mexico | 1984 
  map | Mar, 1940 | default type |  |  |  | Ricketts specimen. | Hyman LH (1953): 283 | 
| D | Fossil Point, Coos Bay, Oregon, USA | 1985 
  map | Aug, 1942 | default type |  |  |  | Allan Hancock Foundation specimen. | Hyman LH (1953): 283 |