Visuals

  • Eric Koester - Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991
  • Mark Koester - Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991
  • Drew Koester - Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991
  • Eric Koester - Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991
  • Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991 (2)
  • Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991 (3)
  • Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991 (4)
  • Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991 (6)
  • Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991 (5)
  • Echinus Geyser - Norris Geyser Basin - Yellowstone 7-1991 (1)
  • Echinus Geyser - Norris Geyser Basin - Yellowstone (2)
  • Common Sea Urchin (Echinus esculentus)
  • Cirsium echinus, Viewpoint Terek Valley, Georgia
  • Phrynidius echinus Bates, 1880; Paralectotype; NHMUK015011468; Labels
  • Phrynidius echinus Bates, 1880; Paralectotype; NHMUK015011468; Ventral habitus
  • Phrynidius echinus Bates, 1880; Paralectotype; NHMUK015011468; Lateral habitus
  • Phrynidius echinus Bates, 1880; Paralectotype; NHMUK015011468; Dorsal habitus
  • Phrynidius echinus Bates, 1880; Lectotype; NHMUK015011779; Lateral view
  • Phrynidius echinus Bates, 1880; Lectotype; NHMUK015011779; Dorsal habitus
  • Phrynidius echinus Bates, 1880; Lectotype; NHMUK015011779; Labels