Aspidosiphon ( Aspidosiphon ) muelleri muelleri : Pancucci­Papadopoulou et al . 1999: 92 Saiz Salinas 1984 : 177 Saiz Salinas 1986 : 9 Saiz Salinas 1993b : 135 Cutler 1994 : 218 Wesenberg­Lund 1957 : 197 Stephen 1958 : 133 Sipunculans from the coast of northern Cyprus (eastern Mediterranean Sea) Açik, S. Murina, G. V. Çinar, M. E. Ergen, Z. Zootaxa 2005 1077 1 23 7R6YR Diesing, 1851 Diesing 1851 [264,1010,1004,1030] Phascolosomatidea Aspidosiphonidae Aspidosiphon Animalia Aspidosiphoniformes 8 9 Sipuncula subSpecies muelleri Aspidosiphon muelleri    Aspidosiphon( Aspidosiphon) muelleri muelleri: Pancucci­Papadopoulou et al. 1999: 92–93, fig. 35.    Aspidosiphon( Aspidosiphon) muelleri:  Saiz Salinas 1984: 177–178, fig. 2;  Saiz Salinas 1986: 9–11, fig. 1;  Saiz Salinas 1993b: 135–140, figs 72–74, 92c–d;  Cutler 1994: 218–220, figs 55e, 57a, 58a, 60b–d.    Aspidosiphon muelleri:  Wesenberg­Lund 1957: 197–198;  Stephen 1958: 133–134; Stephen & E dmonds 1972: 231–233, figs 26a–d; Murina & Zavodnik 1985/1986: 29–31, fig. 3.   Material examined: ESFM– SIP/97–6, T4, trawl, start: 35°22.9' N– 33°41.0' E, finish: 35°22.4' N– 33°39.3' E, 12 May 1997, 38– 45 m, on sandy mud with  Halophila stipulacea(Forsskål) Aschersonand  Caulerpa racemosa(Forsskål) J. Agardh, 1 specimen; E SFM– SIP/97–9, T8, trawl, start: 35°40.9' N– 34°35.4' E, finish: 35°40.6' N– 34°35.9' E, 16 May 1997, 27– 45 m, on sand and  Posidonia oceanica, 4 specimens[one individual within a shell of  Rissoa violaceaDesmarest 1814, one individual within a tube of  Vermiliopsis infundibulum(Gmelin 1788)]; ESFM– SIP/97–8, D1, dredge, 35°22.5' N– 33°05.2' E, 10 May 1997, 50 m, on hard substratum, 1 specimen; ESFM– SIP/97–5, D3, dredge, 35°20.7' N– 33°28.3' E, 12 May 1997, 35 m, on  P. oceanica, 2 specimens; E SFM– SIP/97–7, D4, dredge, 35°37.8' N– 34°21.1' E, 15 May 1997, 35 m, on  P. oceanica, 1 specimen; ESFM– SIP/98–19, D15, dredge, 35°33.8' N– 34°13.0' E, 16 July 1998, 32 m,  P. oceanica, 1 specimen; ESFM– SIP/98–16, D17, dredge, 35°08.7' N– 34°00.1' E, 18 July 1998, 120 m, mud, 1 specimen; ESFM– SIP/98–14, K1, Guzelyurt Bay, 14 July 1998, 5 m, on P. oceanica, 8 specimens; ESFM– SIP/98–18, K3, Karpas Cape, 18 July 1998, 10 m, on P. o c e a n i c a, 2 specimens; ESFM– SIP/98–17, K4, Gazi Magosa Bay, 18 July 1998, 4 m, on  P. oceanica, 2 specimens; ESFM– SIP/98–15, K5, Carpas Cape, 19 July 1998, 7 m, on  P. oceanica, 1 specimen; ESFM– SIP/98–10, K5, Carpas Cape, 19 July 1998, 0–2 m, on rocks, 1 specimen; ESFM– SIP/98–11, K8, Limanbasi Cape, 20 July 1998, 3 m, on  Cystoseira crinita, 8 specimens; ESFM– SIP/98–8, K8, Limanbasi Cape, 20 July 1998, 0–5 m, on rocks, 7 specimens; ESFM– SIP/98–13, K9, Girne, 21 July 1998, 2 m, on rocks, 1 specimen; ESFM– SIP/98–12, K10, Malazgirt, 21 July 1998, 2 m, on rocks, 4 specimens; E SFM– SIP/98–9, K11, Kormakiti Cape, 21 July 1998, 0–15 m,  P. oceanica, 5 specimens.   Remarks:Body wall thin, semi­transparent. Trunk 1.4–13.6 mmlong, 0.6–3.1 mmwide. Introvert 0.7–11.9 mmlong, 0.3–1.3 mmwide. Trunk 1.1–2 times introvert length. Longitudinal musculature continuous. Anterior and posterior shields brown­black in colour. Anterior shield semi­elliptical with longitudinally arranged grooves. Caudal shield disc­like with radiating grooves. Longitudinal muscle layer continuous. Nephridiopores located at level of anus. Spine­like papillae scattered on introvert, tending to decrease towards anterior part of introvert; 13–30 µm long. Hooks arranged in rings. Introvert with 30–100 rings. One specimen bearing a pair of black eye spots and 120 rings of hooks on introvert. Bidentate hooks mainly on distal part of introvert; 10–38 µm tall, 15–45 µm thick at base. Unidentate hooks located mostly on posterior part of introvert; 13–35 µm long, 11–40 µm wide. Longitudinal grooves on anal shield numbering 10–22. Radiale grooves on caudal shield numbering 15–19. Some specimens with eggs in coelomic cavity; elliptical; longer axis 63–120 µm in diameter, smaller axis 60–95 µm in diameter.   Distribution:Common in the northeast Atlantic, Mediterranean, Red Sea, Indian Ocean, Pacific Ocean ( Cutler & Cutler 1989). Depth range: 0–1470 m( Saiz Salinas 1986; Saiz Salinas & Villafranca Urchegui 1988).