Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 1-27

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 28-52

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 53-71

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 72-82

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 83-106

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 107-112

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 113-122

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 123-142

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 143-149

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 150-161

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 162-175

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 176-196

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 222-232

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 233-237

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 238-253

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 255-304

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 305-371

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 372-400

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 401-413

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 415-494

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 495-514

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 2, pages 515-530

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 1-14

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 15-52

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 53-96

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 97-120

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 121-123

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 124-148

Published in Mitteilungen Aus Der Zoologischen Station Zu Neapel, in 1881, in volume 3, pages 149-169

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 170-183

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 184-186

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 187-251

Published in Mittheilungen aus der Zoologischen Station zu Neapel, in 1881, in volume 3, pages 252-279