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Historical review of Dutch Pectinariidae with Pectinaria belgica as a new taxon for the Netherlands (Annelida: Polychaeta: Pectinariidae)

Ton van Haaren
Ton van Haaren
   | Sep 02, 2021
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Article Category: Original research paper
Published Online: Sep 02, 2021
Page range: 278 - 298
Received: Nov 06, 2020
Accepted: Jan 15, 2021
DOI: https://doi.org/10.2478/oandhs-2021-0024
Keywords
© 2021 Ton van Haaren, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

Basic morphology of Pectinariidae (L. koreni); outside and inside the tube (photo courtesy of Hans Hillewaert). The white line represents 1 cm.
Basic morphology of Pectinariidae (L. koreni); outside and inside the tube (photo courtesy of Hans Hillewaert). The white line represents 1 cm.

Figure 2

Details of the abdominal segment in Lagis koreni showing notopodial hairs and neuropodial uncini (photo courtesy of T. van Haaren)
Details of the abdominal segment in Lagis koreni showing notopodial hairs and neuropodial uncini (photo courtesy of T. van Haaren)

Figure 3

Nereis cylindraria var. belgica, Fig. 3 (tube) and Fig. 5 (animal) in Pallas 1766 (source: Iconographia Zoologica)
Nereis cylindraria var. belgica, Fig. 3 (tube) and Fig. 5 (animal) in Pallas 1766 (source: Iconographia Zoologica)

Figure 4

Two species of Pectinariidae, L. koreni and P. belgica (preserved), both from the Dutch North Sea (Oyster Grounds 9 April 2018; photo courtesy of T. van Haaren)
Two species of Pectinariidae, L. koreni and P. belgica (preserved), both from the Dutch North Sea (Oyster Grounds 9 April 2018; photo courtesy of T. van Haaren)

Figure 5

Live material of P. belgica just after being collected at the Oyster Grounds site (9 April 2018)
Live material of P. belgica just after being collected at the Oyster Grounds site (9 April 2018)

Figure 6

Distribution map of Pectinaria belgica in the Dutch North Sea. The record from 2018 is marked with the black dot (•) and the single specimen from 2019 is located in one of the open dots (o; exact location unknown)
Distribution map of Pectinaria belgica in the Dutch North Sea. The record from 2018 is marked with the black dot (•) and the single specimen from 2019 is located in one of the open dots (o; exact location unknown)

Figure 7

Distribution map of Amphictene auricoma in the Dutch North Sea based on recent records (1991–2019). The original record of A. auricoma from Wieringen (Horst 1898, 1922) is shown on the map with another symbol (+)
Distribution map of Amphictene auricoma in the Dutch North Sea based on recent records (1991–2019). The original record of A. auricoma from Wieringen (Horst 1898, 1922) is shown on the map with another symbol (+)

Figure 8

Distribution map of Lagis koreni in the Dutch North Sea based on recent records (1991–2019). The original record of Nereis cylindraria var. belgica from Scheveningen (Pallas 1766) is shown on the map with another symbol (+)
Distribution map of Lagis koreni in the Dutch North Sea based on recent records (1991–2019). The original record of Nereis cylindraria var. belgica from Scheveningen (Pallas 1766) is shown on the map with another symbol (+)

Species characteristics sensu Malmgren (1866)

Species Number of notochaetae Number of neurochaetae paleae Opercular rim Cephalic veil Origin of the material
L. koreni 15 12 14 thin smooth with cirri W coast of Norway and France, 54–91 m
A. auricoma 17 13 11–13 thin serrated with cirri W coast of Sweden and Norway, 21–183 m
P. belgica 17 13 10–12 thin smooth with cirri Bohuslän, 73–128 m
C. granulata 17 12 9(–10) not thin smooth with cirri Greenland, 29–146 m
C. hyperborea 17 12 12–14 thin smooth with cirri Spitsbergen, Greenland, Finnmark, 18–457 m
P. pusilla 17 14 11 thin smooth smooth Bohuslän
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