Fig 1.
Sampling stations at four different areas: Mouth of Rio Doce, continental shelf, slope and canyons.
Fig 2.
(A). Anterior end, dorsal view; (B). Prostomium, frontal-ventral view; (C). Branchial chaetigers, dorsal–lateral view; (D). detail of branchiae, lateral view; (E). Parapodium, chaetiger 22, lateral view; (F). Parapodium, chaetiger 44, lateral view; (G). Curved modified spine, chaetiger 47; (H). Posterior end with pygidium, lateral view. ac = anal cirrus; br = branchia; cp = ciliary patches; ne = neuropodium; nl = notopodial postchaetal lobe; no = nuchal organ; np = notopodium; pa = palpode.
Fig 3.
(A). Anterior end, dorsal view; (B). Branchial segments, lateral view; (C). Neuropodium, chaetiger 68; (D). Posterior end, dorsal view. ac = anal cirrus; br = branchia; cc = capillary chaeta; fbr = first branchia; lbr = last branchia; mc = modified chaeta; nl = notopodial postchaetal lobe.
Fig 4.
Sampling sites from which members of species of Levinsenia were obtained, in summer (above) and winter (below).
Table 1.
Branchial length of type specimens of Levinsenia paivai sp. nov.
Fig 5.
(A–B). Anterior end, lateral and dorsal views, respectively; (C–E). Prostomium, dorsal, lateral and ventral views, respectively; (F). Branchial chaetigers, lateral view; (G). Parapodium, chaetiger 36, lateral view; (H). Neuropodium, chaetiger 48. br = branchia; cp = ciliary patches; ne = neuropodium; nl = notopodial postchaetal lobe; no = nuchal organ; np = notopodium; pa = palpode; sp = sensory pores; tc = transitional chaeta.
Fig 6.
(A). Anterior end, dorsal view; (B). Notopodium, chaetiger 8; (C). Neuropodium, chaetiger 38, accompanying capillary chaetae not shown. br = branchia; cc = capillary chaeta; nl = notopodial postchaetal lobe; mc = modified chaeta; tc = transitional chaeta.
Fig 7.
(A–B). Anterior end, dorsal and lateral views, respectively; (C). Prostomium, ventral view; (D). Notopodium, chaetiger 13, lateral view; (E). Notopodium, chaetiger 16, lateral view; (F). Transitional notochaetae, chaetiger 10, lateral view; (G). Detail of transitional chaetae, chaetiger 11, dorsal view (H). Neuropodium, chaetiger 26, lateral view; (I). Neuropodium, chaetiger 42; (J). Posterior end, lateral view. ac = anal cirrus; cc = capilary chaeta; cp = ciliary patches; mc = modified chaeta; ne = neuropodium; nl = notopodial postchaetal lobe; no = nuchal organ; np = notopodium; pa = palpode; sp = sensory pore; tc = transitional chaeta.
Fig 8.
(A). Anterior end, dorsal view; (B). Notopodium, chaetiger 10; (C). Neuropodium, chaetiger 22; (D). Posterior end, dorsal view. ac = anal cirrus; cc = capillary chaeta; mc = modified chaeta; nl = notopodial postchaetal lobe; tc = transitional chaeta.
Table 2.
Abundance of Levinsenia lesliae sp. nov. at different bathymetric ranges.