|  | site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | 
| A | Santa Cruz, Archipelago de Colon (Galapagos Islands), Ecuador (Station IX, 5b, Bahia Academy, North side), rocks east of Darwin-Station | 333 
  map | November 1972 |  | rocky tide pool |  |  | rock pool, coarse sand | Ehlers U, Ehlers B (1981): 27 | 
| B | Santa Cruz, Archipielago de Colon (Galapagos Islands), Ecuador (Station IX, 5c, Bahia Academy, North side) near Darwin-Station | 327 
  map | November 1972 | type locality | sublittoral |  |  |  | Ehlers U, Ehlers B (1981): 27 | 
| C | Santa Cruz, Archipielago de Colon (Galapagos Islands), Ecuador (Station IX, 6a, Bahia Academy, south side) | 326 
  map | November 1972 |  | 1 m, subtidal | upper part of beach slope (subtidal) |  | sublitoral, coarse sand | Ehlers U, Ehlers B (1981): 27 |