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Benzu, Ceuta Province, Spain
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Benzu, Ceuta Province, Spain
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Ribeira, Galicia, Spain
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Singapore, South East, Singapore
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Touro, Galicia, Spain
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Spec. 404. I dont know if Lineus ruber and Lineus viridis are one or two species. Sequences give mixed messages so far. If it+s grren, I say viridis, if its red I say ruber, and in between, I say viridis/ruber...
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Aguilas, Murcia, Spain
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Long Terawan, Sarawak, Malaysia
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Nemertopsis bivittata
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4-5 cm long
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Specimen from Shengshan Island, East China Sea. Hiroshi Kajihara identifier. Small pigmented Tetrastemmas are in need of taxonomic revision! See Strand & Sundberg 2005 e.g.
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Drobak, Akershus Fylke, Norway
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South Pacific Ocean, Shot at night, Duration 9 seconds
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Hiroshi Kajihara, Armand M. Kuris
Zookeys
Figure 3.Ovicides paralithodis sp. n., photomicrograph of transverse section through brain ring, allotype, male, ZIHU 4272.
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Jaime Gonzalez-Cueto, Sigmer Quiroga, Jon Norenburg
Zookeys
Figure 4.A–C Nemertopsis bivittata: B dorsal detail of the head and proboscis, C detail of the stylets D Ototyphlonemertes erneba (modified from Corrêa 1950 and Kirsteuer 1977) E–G Ototyphlonemertes lactea: E entire worm F detail of the statocysts G detail of the stylets H–J Zygonemertes fragariae: H entire worm I detail of the head J detail of the stylets K–M Zygonemertes virescens: K entire worm L detail of the head M detail of the stylets. ac accessory stylet, b base of the stylet, br brain, c sensorial cirrus, e eyes, p proboscis, pa proboscis papilla, s sylet, st statocysts.
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Bright orange pigment on tip of the head. Some specimens lack this obvious feature! Tail is often much paler and slender.
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Drobak, Akershus Fylke, Norway
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Note that the pigment patch isnt always this obvious - it varies a lot. Circumglobal species - or just a common look?
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Santa Pola, Valencia, Spain
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Juvenile
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Ceuta, Ceuta Province, Spain
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