|  | site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | 
| A | Santa Cruz, Archipielago de Colon (Galapagos Islands), Ecuador (Station IX, 5c, Bahia Academy, North side) near Darwin-Station | 327 
  map | 1972-1973 | type locality | sublittoral |  |  |  | Sopott-Ehlers B, Schmidt P (1974): 10 | 
| B | Santa Cruz, Archipielago de Colon (Galapagos Islands), Ecuador (Station IX, 5d, Bahia Academy, North side) 250 meters west of Darwin-Station | 328 
  map | 1972-1973 |  |  |  |  |  | Sopott-Ehlers B, Schmidt P (1974): 10 | 
| C | Santa Cruz, Archipielago de Colon (Galapagos Islands), Ecuador (Station IX, 6a, Bahia Academy, south side) | 326 
  map | 1972-1973 |  | 1 m, subtidal | upper part of beach slope (subtidal) |  | sandy beach in front of the Sievers Family House | Sopott-Ehlers B, Schmidt P (1974): 10 |