170 Paraleucothoe, Anamixidae, Anamixis 



finger, its sliort ti'iangular nail and its sliglitly curved upper raargiu alone 

 protruding. Gnatbopod 2 not much larger than gnathopod 1, 3^ Joint 

 larger than 4*'', o*'^ witb strongly setose, grooved, shortly produced bind 

 part, 6*^ powerful, eiongate, basal part broad and longer tban broad, palni 

 oblique, sharply defined, the strong finger closing over several teetli into a 

 rather large concave portion witb wbicb the palra ends. Peraeopods 1 — 5 

 smooth. Peraeopods 3 — 5, 2*^ Joint oval, 4*^^ a little produced downward 

 behind. üropods 1—3 smooth. üropod 1 the longest, peduncle equal to 

 the equal rami. üropod 2, peduncle as long as the longer raraus. üropod 3 

 as long as üropod 2, peduncle longer than the equal rami. Telson about 

 as long as peduncle of üropod 3, its apex uarrowly rounded. Colour light 

 pink, nearly white. L. 18 mm. 



Port Jackson [East-Australia]. 



8. Farn. Anamixidae 



1897 Anamixidae, T. Stebbing in: Tr. Linn. Soc. London, ser. 2 r. 7 p. 3H | 1899 

 A., T. Stebbing in: Ann. nat. Hist., ser. 7 r. 4 p. 210. 



Side-plates 2 — 4.shield-like. Mandible weak. Maxillae 1 and 2 obsolete. 

 Maxillipeds without plates. Gnatbopod 1 (Fig. 42) cbelate. Telson simple. 



Marine. 



1 genus, 1 species. 



1. Gen. Anamixis Stebb. 



1897 Anamixis (Sp. un.: A. hanseni), T. Stebbing in: Tr. Linn. Soc. London, 

 ser. 2 V. 7 p. 35. 



Head hood-like. Side-plate 1 very small, 2^ — 4:^^ veiT large. Antenna 1, 

 peduncle long, no accessory flagellum. Antenna 2 remote from antenna 1, 

 more slender, flagellum small. Mouth-organs degraded and abnormal. Gnatho- 

 pod 1 (Fig. 42) delicately cbelate. Gnathopod 2 (Fig. 43) massive, complexly 

 subcbelate. Peraeopods 1 — 5 slendei-. Pleopods small. 



1 species. 



1. A. hanseni Stebb. 1897 A. h., T. Stebbing in: Tr. Linn. Soc. London, ser, 2 

 f. 7 p. 35 t. 11. 



Head narrowed distally, apex rounded, lateral augles indistinct. Side- 

 plate 1 triangulär, 2*^ the largest. Pleon segment 3, postero-lateral angles 

 a little blunted, segment 5 very sbort, segment 6 projecting on either side 

 of the telson. Eyes round, lateral. Antenna 1 inserted below apex of 

 head, peduncle rather long, 2*^ Joint nearly ^/^ of 1^*, much more slender, 

 3*^ -/s of 2*^, flagellum of 11 joints, some witb sensory filaments. Antenna 2 

 attached near the base of head, penultimate Joint of peduncle longest, ultimate 

 Joint rather longer than antepenultimate, flagellum witb 4 small joints. From the 

 slightly keeled underside of the head a vertical plate projects between the 2^^ pair 

 of antennae, having on its truncate front edge some microscopic teeth, and sug- 

 gestingacoalescenceof the mandibles. Maxillipeds, the coalesced 2*^jointshowing 

 a slight di Vision between 2 rounded apices on the outer surface, the 3*^ Joint 

 like one of the joints of the palp, of which the 3"^ (6*^ of the maxillipeds) 

 is the longest, terminal Joint or finger long, slender, curved. Gnathopod 1 

 (Fig. 42) very slight, 5*^ Joint wider and longer than the 2^, its long slender 



