Aeolidia filomenae ( Kienberger, Carmona, Pola, Padula, Gosliner and Cervera, 2016 )

Broms, Fredrik, 2024, Diversity of nudibranchs in shallow water habitats in the region of Tromsø, northern Norway, Fauna norvegica 43, pp. 84-109 : 96-97

publication ID

https://doi.org/10.5324/fn.v43i0.5840

persistent identifier

https://treatment.plazi.org/id/03D0903A-C531-B817-EC28-19190A1AFD8A

treatment provided by

Felipe

scientific name

Aeolidia filomenae ( Kienberger, Carmona, Pola, Padula, Gosliner and Cervera, 2016 )
status

 

Aeolidia filomenae ( Kienberger, Carmona, Pola, Padula, Gosliner and Cervera, 2016) View in CoL

Figure 3L View Figure 3

Material examined: One specimen, HIL, 08 October 2021, FB, NTNU-VM-84388/NUIT-1140 ( Figure 3L View Figure 3 ) ; One specimen, HIL, 09 January 2022, 45 mm, FB, NTNU-VM-84446/NUIT-1113 ; One specimen, HIL, 08 April 2022, 36 mm, FB, NTNU-VM-85645/ NUIT-1158 ; One specimen, HIL, 12 June 2022, 50 mm, FB, NTNU- VM-85741/NUIT-1177 . One specimen, HIS, 04 August 2023, 11 mm, FB, NUIT-1311 .

Localities: ESU, HIH, HIL, HIS, KFS, KVA, TPO, TVK

Distribution and remarks: Aeolidia filomenae was recently described when the cosmopolitan species Aeolidia papillosa was shown to be part of a species complex of four sibling species ( Kienberger et al. 2016). While information on the distribution is naturally sparse, recent records indicate a fairly wide distribution in Norway ( Moen & Svensen 2020; Artskart 2024). The present study found A. filomenae to be a common species all year round both in the intertidal and at fouling community localities. Specimens were often found sandwiched between blue mussels. Spawning was mainly observed during spring and summer. The present records are the first from the Tromsø region and constitute a new northerly distribution record for the species.

Aeolidia papillosa (Linnaeus, 1761) Figure 4A View Figure 4

Material examined: One specimen, KVA, 06 March 2021, 85 mm, FB, photographic record Two specimens, HIL, 27 November 2021, 25, 50 mm, FB, NTNU-VM-84508/NUIT-1076, NTNU-VM-84517/ NUIT-1077 ; Three specimens, TVK, 12 December 2021, 20, 40, 60 mm, FB, NTNU-VM-84477/NUIT-1086, NTNU-VM-84486/NUIT-1087, NTNU-VM-84408/NUIT-1088 ; Three specimens, HIL, 09 January 2022, 20, 30, 50 mm, FB, NTNU-VM-84518/NUIT-1106, NTNU-VM-84526/NUIT-1107, NTNU-VM-84527/NUIT-1108 ; One specimen, THA, 16 March 2022, 30 mm, NTNU-VM-85674/NUIT-1146 . One specimen, KVA, 26 November 2022, 50 mm, NUIT-1257 ( Figure 4A View Figure 4 ) .

Localities: ESU, HIH, HIL, HMY, KFH, KVA, RAK, SGU, THA, TPO, TTE, TVK

Distribution and remarks: Aeolidia papillosa is known from all the coast of Norway ( Evertsen & Bakken, 2005) and northwestern Russia ( Martynov et al. 2006). A. papillosa was, however, recently shown to be part of a species complex of four sibling species ( Kienberger et al. 2016). Previous records of A. papillosa may, therefore, refer to either A. papillosa or A. filomenae . The species was commonly observed all year round both in the intertidal and at fouling community localities. Spawning was observed from April – July and juveniles were typically observed in November - December. This study documents the presence of “true” A. papillosa in the Tromsø region.

Aeolidiella glauca (Alder & Hancock, 1845) Figure 4B View Figure 4

Material examined: One specimen, HIS, 31 July 2023, 52 mm, FB, NUIT-1309 ( Figure 4B View Figure 4 ) .

Localities: HIS

Distribution and remarks: Aeolidiella glauca is an uncommon species in Norway with a scattered distribution range ( Evertsen & Bakken 2005). The relatively few records are from southern and western Norway. The specimen in the present study was found on Saccharina latissima growing at a fouling community. The present record constitutes a new northernmost distribution record and a significant range extension for the species.

Kingdom

Animalia

Phylum

Mollusca

Class

Gastropoda

Order

Nudibranchia

Family

Aeolidiidae

Genus

Aeolidia

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