RMKFE480–Thalessema thalassemum - A Spoon worm, phylum Echiura
RMEBKDXK–spoon worm (Echiura; Echiurida), on a stony ground, Philippines
RM2A2MH59–Echiurus vulgaris, Print, Echiuridae, Echiuridae is a family of spoon worms in the subclass Echiura. It is a monotypic family, the only genus being Echiurus. These worms burrow into soft sediment on the seabed
RMBWT6XX–Echiura, spoon worms, for sale, Noryangjin fish market, Seoul, South Korea
RMWMFJH8–Sea Otter, adult feeding on fat innkeeper worm, Elkhorn Slough, Monterey, California, North America, USA, (Enhydra lutris), (Urechis caupo)
RM2AWJ4A2–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . 5 mm Fig. 20. Ochetostoma sp. Ventral aspect. ECHIURA FROM SOUTHERN AFRICA 69 Trunk. Trunk sausage-shaped, tapering more towards posterior end(Fig. 20). Entire integument densely covered with small, rounded papillae.Papillae much larger and white in colour at posterior end of trunk. Longitudinalmuscles aggregated into 20 bands; inner oblique muscles between longitudinalbands distinctly fasciculated. Entire integument thick and opaque. Ventral setaemissing. Two tiny scars on integument indicate that setae have fallen o
RMWMFJDJ–Sea Otter, adult feeding on fat innkeeper worm, Elkhorn Slough, Monterey, California, North America, USA, (Enhydra lutris), (Urechis caupo)
RM2FXEEYH–Spoon Worm proboscis, or feeding tentacles, possibly Bonellia sp. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RM2AWJA4B–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . f7 0,3 Fig. 11. Ochetostoma decameron. A. Ventral aspect. B. Left functional seta. ECHIURA FROM SOUTHERN AFRICA 53 Internal anatomy Alimentary canal. Alimentary canal comparatively short, consisting of a fewirregular coils (Fig. 12A). Foregut short, narrow tube of uniform diameter,terminating at ring sinus. Thin-walled presiphonal and siphonal regions ofintestine compactly filled with coarse sand grains and shell fragments. Intestinalcontents not in the form of pellets. Few thin mesenteric strands fasteningalimentary
RM2JD5T7N–The expanded proboscis of a sausage worm (Bonellia sp.?) from a coral reef at Kuredu Island, the Maldives.
RM2AWJ730–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . asciculated. Setae. Setae minute, golden-yellow, about 3 mm away from anterior end oftrunk. When dissected out and viewed under compound microscope, each setaconsists of a straight shaft with a curved terminal end (Fig. 17B). Proximal half ofshaft broader with a few concentric markings at base. Interbasal muscle absent. Internal anatomy Alimentary canal. Alimentary canal comparatively short, about three timestrunk length and with relatively few coils (Fig. 18). Intestine attached to body ECHIURA FROM SOUTHERN AFRICA 6
RM2AWJE89–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . 10 mm n iv B. i r s Fig. 4. Ochetostoma natalense sp. nov. Anterior end of the trunkcavity. A. Gonoducts. B. Blood vessels. ECHIURA FROM SOUTHERN AFRICA 39 folds with dendritic outgrowths that are bent inwards into the proboscisgroove. Ochetostoma baronii, O. capense, O. myersae and O. formosulum aredistinct from O. natalense in possessing an interbasal muscle that passes through aloop of the neuro-intestinal vessel. In addition, there are several other differencesin the proboscis, integument and dermal papillae that
RM2AWJ8BT–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . asciculated. Setae. Setae minute, golden-yellow, about 3 mm away from anterior end oftrunk. When dissected out and viewed under compound microscope, each setaconsists of a straight shaft with a curved terminal end (Fig. 17B). Proximal half ofshaft broader with a few concentric markings at base. Interbasal muscle absent. Internal anatomy Alimentary canal. Alimentary canal comparatively short, about three timestrunk length and with relatively few coils (Fig. 18). Intestine attached to body ECHIURA FROM SOUTHERN AFRICA 6
RM2AWJ56H–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . n i v. 2 mm Fig. 19. Ochetostoma palense. Anterior part of the trunk cavity.A. Gonoducts. B. Blood vessels. ECHIURA FROM SOUTHERN AFRICA 65 Blood system. Intestinal ring sinus is an incomplete vascular ring at end offoregut (Fig. 19B). Paired neuro-intestinal vessels unite before opening intoventral vessel. Dorsal vessel prominent, arising from ring sinus and enteringproboscis. Remarks Ochetostoma palense (Ikeda, 1924) is based on a single specimen from PalauIslands, Japan. The holotype is small, about 22 mm in its en
RM2AWJWM6–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . THE TRUSTEES OF THESOUTH AFRICAN MUSEUMCAPE TOWN DIE TRUSTEES VAN DIE SUID-AFRIKAANSE MUSEUM KAAPSTAD 1987-1989 SET, PRINTED AND BOUND IN THE REPUBLIC OF SOUTH AFRICABY THE RUSTICA PRESS (PTY) LTD, NDABENI, CAPE LIST OF CONTENTS PageArnaud, F. & Child, C. A. The South African Museums Meiring Naude cruises. Part 17. Pycnogonida. (Pub-lished December 1988.) 121 Birch, G. F. see Dingle, R. V. et al. Biseswar, R. Ochetostoma (Echiura) from southern Africa with a description of a new species. (Published May 1988.) 29 Bremn
Download Confirmation
Please complete the form below. The information provided will be included in your download confirmation