Tethya citrina - Yellow golfball sponge - Citroenspons

Tethya citrina  Sarà & Melone, 1965

Yellow golfball sponge - Citroenspons 

Synonym: Sea lemon

Porthkerris, United Kingdom, 12-9-2013.

Strada Costiera, Trieste, Italy, 8-9-2016.

Strada Costiera, Trieste, Italy, 7-9-2016.

Archioris pseudoargus - Sea lemon - Gewone citroenslak

Doris pseudoargus  Rapp, 1827

Sea lemon - Gewone citroenslak

Westbout, the Netherlands, 7-2-2015. In vitro photo specimen A, L: 35 mm, 24-2-2015.

Westbout, the Netherlands, 7-2-2015. In vitro photo specimen A, 24-2-2015.

Westbout, the Netherlands, 7-2-2015. In vitro photo specimen A, 24-2-2015.

Westbout, the Netherlands, 7-2-2015. In vitro photo specimen A, 24-2-2015.

Westbout, the Netherlands, 7-2-2015. In vitro photo specimen A, 24-2-2015.

Westbout, the Netherlands, 7-2-2015. In vitro photo specimen A, 24-2-2015.

Westbout, the Netherlands, 7-2-2015. In vitro photo specimen A, 24-2-2015. 

Porthkerris, United Kingdom, 29-5-2018.