The distribution of six species of Lottia limpets along the west coast of North America
| . | Northern boundary . | Southern boundary . | References . |
|---|---|---|---|
| 1978 | |||
| L. digitalis | Aleutian Islands (52°N–55°N) | Point Conception (34°45′N) | Murphy, 1978; Morris et al., 1980 |
| L. austrodigitalis | Monterey Peninsula (36°28′N) | Baja California Sur (22°N–28°N) | |
| 1998 | |||
| L. digitalis | Aleutian Islands (52°N–55°N) | San Simeon (35°24′N) | Curmmett and Eernisse, 2007 |
| L. austrodigitalis | Bodega Bay (38°19′N) | Baja California Sur (22°N–28°N) | |
| L. gigantea | Neah Bay (38°19′N) | Bahia de Tortuga (27°38′N) | Morris et al., 1980 |
| L. scabra | Cape Arago (43°18′N) | Baja California Sur (22°N–28°N) | |
| L. pelta | Aleutian Islands (52°N–55°N) | Bahia del Rosario (29°45′N) | |
| L. scutum | Aleutian Islands (52°N–55°N) | Point Conception (34°45′N) |
| . | Northern boundary . | Southern boundary . | References . |
|---|---|---|---|
| 1978 | |||
| L. digitalis | Aleutian Islands (52°N–55°N) | Point Conception (34°45′N) | Murphy, 1978; Morris et al., 1980 |
| L. austrodigitalis | Monterey Peninsula (36°28′N) | Baja California Sur (22°N–28°N) | |
| 1998 | |||
| L. digitalis | Aleutian Islands (52°N–55°N) | San Simeon (35°24′N) | Curmmett and Eernisse, 2007 |
| L. austrodigitalis | Bodega Bay (38°19′N) | Baja California Sur (22°N–28°N) | |
| L. gigantea | Neah Bay (38°19′N) | Bahia de Tortuga (27°38′N) | Morris et al., 1980 |
| L. scabra | Cape Arago (43°18′N) | Baja California Sur (22°N–28°N) | |
| L. pelta | Aleutian Islands (52°N–55°N) | Bahia del Rosario (29°45′N) | |
| L. scutum | Aleutian Islands (52°N–55°N) | Point Conception (34°45′N) |