Figure 126. — Lysianassidae: Mandible: a, Centromedon pumilus (Liljeborg) (Sars, 1895, 

 pi. 34); b, Trischizostoma nicaeense (Costa) (Sars, 1895, pi. 12, as T. raschi); c, Kergu- 

 elenia borealis Sars (1895, pi. 40); d, Eurythenes gryllus (Lichtenstein) (Sars, 1895, pi. 

 30); e, Tryphosella sarsi Bonnier (Sars, 1895, pi. 27, as Tryphosa nana); f, Aristias neglectus 

 Hansen (Sars, 1895, pi. 17, as A. audouinianus) ; g, Hippomedon denticulatus (Bate) 

 (Sars, 1895, pi. 20); h, Lysianassa plumosa Boeck (Sars, 1895, pi. 16, as L. costae); i, 

 Orchomene batei Sars (1895, pi. 22); ;", Anonyx nugax (Phipps) (Sars, 1895, pi. 31); k, 

 Acidostoma obesum (Bate) (Sars, 1895, pi. 14); /, Menigrates obtusifrons (Boeck) (Sars, 

 1895, pi. 38); m, Boeckosimus edwardsi (Krjziyer) (Sars, 1895, pi. 36); n, Normanion sarsi 

 Stebbing (Sars, 1895, pi. 13, as N. quadrimana); o, Alicella gigantea Chevreux (1899); 

 p, Ichnopus spinicornis Boeck (Sars, 1895, pi. 15); q, Falettiopsis multidentata J.L. 

 Barnard (1961), distal portion to show teeth of incisor. 



