Oenone

Zanol, Joana & Ruta, Christine, 2015, New and previously known species of Oenonidae (Polychaeta: Annelida) from Lizard Island, Great Barrier Reef, Australia, Zootaxa 4019 (1), pp. 745-772 : 770

Key to species of Oenone recorded from the Australian coast*:

1 Shape of MxI symmetric or asymmetric. Short MxI bears teeth similar in size ( Fig. 9 K). Ventral prostomial eyes absent........................................................................... O. fulgida (Savigny in Lamarck, 1818)

– Shape of MxI asymmetric. Right MxI short bears anteriormost tooth fang like, teeth decrease in size from anterior to posterior ( Fig. 10 K). Ventral prostomial eyes present ( Fig. 10 B, E)..................................... O. ventrioculata n. sp.

Figures

FIGURE 9. Oenone fulgida (Savigny in Lamarck 1818). A. Whole body of live specimen; B. Anterior end of live specimen, dorsal view, showing nuchal organs, antennae and eyes; C. Anterior end, lateral view; D. Anterior end, dorsal view, eyes and nuchal organs covered by peristomium fold; E. Anterior end, dorsal view, antennae and lateral eyes; F. Mandibles, ventral view; G. Maxillae and carriers, dorsal view, arrow at beginning of the furcula; H. Left MxII – MxV, dorsal view, most anterior tooth broke during mounting; I. Right MxII – MxV, dorsal view, most anterior tooth broke during mounting; J. Left MxI, dorsal view; K. Right MxI, dorsal view, crack between median and lateral parts due to breakage during mounting; L. Right parapodium 21, anterior view; M. Left parapodium 105, anterior view; N. Bidentate subacicular hook, parapodium 147, ventral view. O. Posterior end, ventrolateral view. A – B, AMW. 44456; C – O, AM W. 44796.

FIGURE 10. Oenone ventrioculata n. sp. A, G. Anterior end of live specimens, dorsal view; B. Anterior end of live specimen, ventral view; C. Whole body of live specimen; D. Anterior end, dorsal view; E. Anterior end, ventral view; F. Anterior end, lateral view; H. Posterior end, dorsal view; I. Mandibles, ventral view; J. Maxillae and carriers, arrow at beginning of the furcula; K. Maxillae; L. Right parapodium 17, anterior view; M. Right parapodium 20, anterior view; N. Bidentate subacicular hook, parapodium 31. A – F, H – K, M, AM W. 44002; G, L, N, AM W. 44354.