20 



CRUSTACEA. 





" 



second pair, in female, much enlarged ; e', same, magnified to cor- 

 respond with the figure of the male, 10 a. — p. 956. 



PLATE 6. 



Fig. 1 a. Gammarus pugettensis, enlarged six or seven dia- 

 meters; b, part of flagellum of superior antenna, with the appen- 

 dage; c, same flagellum, towards apex; d, part of flagellum of 

 inferior pair; e, leg of second pair; /, part of hand, in oblique 

 position ; g, part of palpus of mandible. — p. 957. 



Fig. 2 a. Gammarus ? peruvianus, enlarged six diameters ; b, 

 mandible, in a position not showing the molar prominence ; c, 

 maxilla of first pair; d, ibid., of second pair; e, maxillipeds. — p. 

 958. 



Fig. 3 a. Gammarus? pubescens, enlarged seven diameters; b, 

 mandible; c, d, maxilla?; e, maxillipeds; /, lower lip; g, leg of 

 first pair. — p. 960. 



Fig. 4 a. Gammarus? indicus, female? enlarged seven diameters; 

 b, part of flagellum of superior antenna?; c, leg of second pair; d, 

 extremity of last pair. — p. 961. 



Fig. 5 a. Melita tenuicornis, male, enlarged four diameters; 

 b, c, maxilla?; d, part of flagellum of inferior antenna?; e, leg of 

 first pair; /, ibid., of second pair; g, female, enlarged four diame- 

 ters; h, part of flagellum of superior antenna?; i, k, maxilla?; 7, 

 maxillipeds; m, hand of leg of first pair. — p. 963. 



Fig. 6 a. Mjera valida, male, enlarged seven diameters; b, left 

 hand of second pair; c, part of flagellum of superior antenna?. — 

 p. 965. 



Fig. la. JNLera setipes, male, enlarged seven diameters; b, 

 small hand of second pair. — p. 967. 



Fig. 8 a. JVLera anisochir, enlarged eight diameters; b, smaller 

 hand of second pair; c, leg of first pair in female; d, leg of second, 

 ibid.; d', same, of size to correspond with 8 a. — p. 967. 



Fig. 9 a. Dercothoe emissitius, enlarged six diameters; b, head, 

 more enlarged; c, portion of flagellum of superior antenna?; d, leg 

 of fourth pair; e, ibid., of fifth pair.— p. 969. 



Fig. 10 a. Dercothoe emissitius, female? enlarged; b, leg of 

 fourth pair; c, ibid., of seventh pair; d, caudal extremity, show- 

 ing the three pairs of stylets; e, caudal stylet of last pair in pro- 

 file.— p. 970. 



PLATE 67. 



Fig. 1 a. Dercothoe speculans, enlarged (appendage to supe- 

 rior antenna? overlooked?); b, part of flagellum of superior an- 

 tenna?; c, ibid., of inferior antenna?; d, side view of head; e, ex- 

 tremity of leg of third or fourth pair; /, caudal stylet of last pair; 

 g, leg of second pair; 7i, mandible. — p. 971. 



Fig. 2. Dercothoe? hirsuticornis, enlarged nine diameters — 

 p. 972. 



Fig. 3 a. Pyctilus macrodactylus, enlarged; 6, hand of leg of 

 first pair; c, ibid., of second pair.— p. 974. 



Fig. 4 a. Pyctilus pugnax, hand of second pair, enlarged; b, 

 part of mandible; c, caudal extremity; d, caudal stylet of last 

 pair, in profile.— p. 975. 



Fig. 5 a, Pyctilus brasiliensis, enlarged; b, leg of first pair; 

 c, ibid., of second pair; d, ibid., of fifth pair; e, ibid., of seventh 

 pair;/, caudal extremity; g, stylet of second pair; K, ibid., of 

 last pair, more enlarged. — p. 976. 



Fig. 6 a. Lestrigonus ferus, enlarged ten diameters; b, abdo- 



men, side view ; c, base of superior antenna? ; d, maxillipeds. p 



982. 



Fig. 7. L. ferus? young. — p. 983. 



Fig. 8 a. Lestrigonus fuscus, enlarged nine diameters ; b, base 

 of superior antenna? ; c, extremity of abdomen, exclusive of sty- 

 lets of first pair. — p. 983. 



Fig. 9 a. Lestrigonus rubescens, enlarged sixteen diameters • 

 b, extremity of abdomen. — p. 984. 



Fig. 10 a. Lestrigonus Fabreii? enlarged thirty diameters- b 

 extremity of leg of second pair ; c, caudal extremity ; d, head 

 showing mouth organs in lateral view. — p. 985. 



Fig. 11a. Hyperia agilis, enlarged seven diameters; b, front 

 view of part of head, in outline ; c, inferior antenna ; d, extre- 

 mity of leg of seventh pair. — p. 986. 



Fig. 12 a. Hyperia trigona, enlarged four diameters; 6, out- 

 line of section of thorax ; c, maxillipeds ; d, leg of first pair • e 

 ibid., of second pair ; /, same, in oblique under view ; g, part of le«- 

 of fourth pair; h, ibid., of fifth pair; i, extremity of abdomen, 

 upper view; k, stylets of last pair. — p. 987. 



PLATE 68. 



Fig. 1 a, Cyllopus magellanicus, enlarged six diameters ; b, 

 superior antenna; c, inferior, ibid.; d, mandible; e, maxillipeds; 

 /, leg of sixth pair, with branchia; g, caudal extremity.— p. 990. 



Fig. 2 a. Tauria macrocephala, enlarged three diameters ; b, 

 same, natural size ; c, antenna?, as they project from the head ; d, 

 extremity of leg of first pair; e, ibid., of second pair.— p. 988. 



Fig. 3 a. Daira? debilis, enlarged six diameters; b, under 

 view of head; c, antenna; d, leg of second pair; e, termination 

 of leg of fourth pair; /, fourth pair; g, extremity of abdomen.^ 

 p. 991. 



Fig. 4 a. Daira ? depressa, enlarged six diameters ; b, dorsal 

 view; c, antenna; d, leg of first pair; e, ibid., of second pair; /, 

 termination of sixth pair; g, caudal extremity; 7i, liver.— p. 992. 



Fig. 5 a. Daira in^equipes, enlarged nine diameters ; b, an- 

 tenna; c, hand of second pair. — p. 993. 



Fig. 6 a. Synopia ultramarina, enlarged sixteen diameters; b, 

 b', mandible, in different views; c, leg of first pair; d, ibid., of 

 second pair; e, ibid., of third pair, and epimeral ; /, ibid., of 

 fourth pair; g, ibid., of fifth pair; h, ibid., of seventh pair.— p. 

 995. 



Fig. 7 a. S. ultramarina ? male ; b, upper view of head ; c, 

 basal portions of antenna? ; d, terminal stylets ; e, stylet of first 

 pair. — p. 997. 



Fig. 8 a. Synopia angustifrons, enlarged sixteen diameters ; b, 

 upper view of head; c, superior antenna; d. leg of second pair. 

 p. 998. 



Fig. 9 a. Anciiylomera purpurea, enlarged fifteen diameters ; 

 b, front view of head; c, maxilla of first pair; d, ibid., of second 

 pair; e, base of superior antenna; /, ibid., of inferior ibid.; g, 

 leg of first pair; h, ibid., of second pair; i, ibid., of third pair; 

 h ibid., of fourth pair; I, abdominal leg; m, caudal extremity.— 

 p. 1001. ' 



Fig. 10 a. Anchylomera thyropoda, enlarged fifteen dia- 

 meters; b, front view of head; c, antenna; d, maxilla; e, leg of 

 sixth pair ; /, ibid., of seventh pair; g, caudal extremity.— p. 1004. 



PLATE 6 9. 

 Fig. 1 a. Themisto Antarctica, enlarged three diameters ; b, 



