Orbiniidae (Annelida: Errantia) from Lizard Island, Great Barrier Reef, Australia with notes on orbiniid phylogeny Author Zhadan, Anna Author Stupnikova, Alexandra Author Neretina, Tatiana text Zootaxa 2015 4019 1 773 801 journal article 10.11646/zootaxa.4019.1.27 de29accf-d1ae-4ca7-b379-43bcbadcb974 1175-5326 238408 B04907B4-5CA7-48E4-A82B-8C26C4F002E6 Genus Leodamas Kinberg, 1866 Leodamas Kinberg, 1866 : 252 . Scoloplos ( Leodamas ) .— Hartman 1957 : 284 –285; Pettibone 1957 : 160 ; Day 1973 : 84 ; Eibye-Jacobsen 2002 : 87 . Type-species. Scoloplos (Leodamas) verax Kinberg, 1866 : 251 –252; by monotypy. FIGURE 5. Leitoscoloplos bifurcatus , A–D: AM W.44938, methylene blue staining. A. Anterior end, left lateral view; B. Thorax-abdomen transition, left lateral view; C. Parapodia of chaetigers 2 and 3; D. Abdomen, lateral view. E–H: AM W.46089, glycerol mounts of parapodia. E. Chaetiger 4; F. Chaetiger 13; G. Anterior abdominal chaetiger; H. Posterior abdominal chaetiger. FIGURE 6. Leitoscoloplos bifurcatus , AM W.44761, SEM images. A. Anterior end, left lateral view, arrows indicate lateral organs; B. Neuropodium of chaetiger 2; C. Neuropodium of chaetiger 12; D. Parapodia of chaetigers 11–14, arrows indicate lateral organs between rami; E. Thorax-abdomen transition, dorsal organs (do) are seen mid-dorsally, arrows indicate lateral organs; F. Abdominal segments, dorsal view, dorsal organs (do) are seen mid-dorsally, arrow indicates lateral organ; G. Abdominal parapodia, anterior view; H. Dorsal organ; I. Posterior end with pygidium, one anal cirrus is broken. Diagnosis. Prostomium acutely pointed, usually prolonged; one achaetous peristomial ring. Thoracic neuropodia bearing large and numerous hooks accompanied by few or no crenulated capillaries, abdominal furcate notochaetae present or absent, abdominal neuropodia possess robust emergent aciculae. Branchiae simple or branched, first present from chaetiger 5–7. Thoracic neuropodial podal papillae, subpodial papillae, stomach papillae present or absent.