CRUSTACEA. 



11 



Fig. 5 a. Thalassina gracilis, natural size; b, side view; c, 

 beak, upper view ; d, leg of first pair ; e, ibid., of second pair ; /, 

 part of outer maxilliped ; g, caudal extremity. — p. 514. 



Fig. 6. Parribacus antarcticus, natural size.— p. 517. 



Fig. 7 a. Arctus vitiensis, enlarged four diameters ; b, ster- 

 num, ibid. ; c, leg of first pair, ibid. ; d, leg of second pair, ibid. ; 

 e, leg of third pair, ibid. ; /, abdominal appendage of second seg- 

 ment; g, inner antenna. — p. 517. 



PLATE 3 3. 



Fig. 1 a. Astacqs leniusculus, male, natural size; b, younger 

 individual. — p. 525. 



Fig. 2 a. Cambarus Bartonii, carapax and antennae, natural 

 size; b, larger hand; c, caudal segment. — p. 525. 



Fig. 3 a. Astacoides nobilis, natural size ; b, anterior part of 

 epistome, with base of outer antenna3, either side. — p. 526. 



Fig. 4 a. Paranephrops tentticornis, natural size ; b, under 

 view of head, enlarged four diameters; c, outer maxilliped. — p. 

 527. 



Fig. 5 a. Crangon munitus, natural size ; b, extremity of 

 caudal segment. — p. 536. 



Fig. 6 a. Paracrangon echinatus, natural size; b, under view, 

 showing natural position of first, third, and fourth pairs of legs, 

 the second being obsolete ; c, upper view of carapax ; d, vertical 

 view of penult abdominal segment; e, mandible; /, g, extremity 

 of mandible, different views ; li, second maxilliped ; i, outer max- 

 illiped.— p. 538. 



Fig. 7 a. NiKA hawaiensis, female, with eggs, enlarged four 

 diameters ; b, mandible ; c, first maxilliped ; d, maxilliped of 

 second pair; e, left leg of first pair; e', ibid., more enlarged; /, 

 leg of second pair; g, leg of third or fourth pair; h, tip of beak, 

 —p. 538. 



PLATE 34. 



Fig. 1 a. Atyoida bisulcata, enlarged two diameters ; b, b', 

 mandible; c, maxilla of first pair, outer view; c', ibid., inner 

 view ; d, maxilla of second pair ; e, first maxilliped ; /, second 

 maxilliped, with palpus broken ; g, outer maxilliped ; g', extre- 

 mity of same, inner view, more enlarged ; h, hand ; i, extremity 

 of leg of fourth pair. — p. 540. 



Fig. 2 a. Alpiieus Edwardsii, front part, enlarged ; b, extre- 

 mity of outer maxilliped ; c, larger hand (right) ; d, smaller 

 hand ; e, part of foot of second pair ; /, part of leg of third or 

 fourth pair. — p. 542. 



Fig. 3 a. Alpiieus leviusculus, front part, enlarged ; b, part of 

 outer maxilliped ; c, larger hand ; d, smaller, ibid. ; e, part of leg 

 of second pair; /, ibid., of third or fourth. — p. 543. 



Fig. 4 a. Alpiieus strenuus, front, enlarged two diameters ; 

 b, large hand (left) ; e, smaller hand ; d, part of leg of second 

 pair; e, part of leg of third pair. — p. 543. 



Fig. 5 a. Alpiieus pacificus, enlarged ; b, side view of part of 

 carapax ; c, part of outer maxilliped ; d, e, hands ; /, part of leg 

 of second pair; g, part of leg of third or fourth pair.— p. 544. 



Fig. 6 a. Alpiieus euciiirus, enlarged ; b, part of outer maxil- 

 liped ; c, larger hand (right) ; d, smaller hand ; e, part of leg of 

 second pair; /, part of leg of third or fourth pair.— p. 545. 



Fig. 7 a. Alpiieus obesimanus, enlarged ; b, part of outer 

 maxilliped; c, larger hand (left); d, smaller hand; e, leg of 

 second pair; /, part of third or fourth pair. — p. 547. 



Fig. 8 a. Alpiieus crinitus, enlarged ; b, outer maxilliped ; c, 

 larger hand (left) ; d, smaller hand; e, part of leg of second pair; 

 /, leg of third or fourth pair. — p. 548. 



PLATE 35. 



Fig. 1 a. Alpiieus mitis, front, enlarged eight diameters; b, 

 extremity of outer maxilliped; c, larger hand; d, smaller; e, 

 part of leg of second pair ; /, part of leg of third pair. — p. 549. 



Fig. 2 a. Alpiieus acuto-femoeatus, front, much enlarged ; b, 

 extremity of outer maxilliped ; c, part of leg of second pair; d, 

 ibid., of third or fourth pair ; e, ibid., of fifth pair. — p. 550. 



Fig. 3 a. Alpiieus parvirostris, side view of front, enlarged ; 



b, part of outer maxilliped ; c, larger hand, enlarged ; d, smaller, 

 ibid.; e, part of leg of second pair; /, ibid., of third pair. — p. 551. 



Fig. 4 a. Alpiieus tridextulatus, front, enlarged four dia- 

 meters ; b, part of outer maxilliped ; c, right or larger hand, 

 enlarged two diameters ; (/, smaller, ibid. ; e, part of leg of third 

 pair, ibid. — p. 552. 



Fig. 5 a. Alpiieus neptunus, front, enlarged six diameters ; b, 

 larger hand, ibid. ; c, same, moveable finger thrown upward ; d, 

 smaller hand, enlarged six diameters ; e. part of leg of second 

 pair ; /, ibid., of third pair. — p. 553. 



Fig. 6 a. Alpiieus pugnax, front, side view, enlarged ; b, upper 

 view; c, part of outer maxilliped; d, e, larger hand, in different 

 positions; /, smaller hand; g, part of leg of second pair; h, part 

 of leg of third pair. — p. 555. 



Fig. 7 a. Alpiieus diadema, front, enlarged ; b, side view ; c, 

 part of outer maxilliped; d, part of leg of second pair; e, ibid, 

 of third pair. — p. 555. 



Fig. 8 a. Alpiieus i^evis, front, enlarged three diameters ; b, 

 side view ; c, part of outer maxilliped ; d, larger hand, enlarged 

 two diameters; e, smaller, enlarged two and one-half diameters; 

 /, part of leg of second pair; g, ibid., of third pair, enlarged two 

 diameters; It, form of tarsus. — p. 556. 



Fig. 9 a. Alpiieus malleator, cephalothorax, natural size ; b, 

 front, side view, enlarged; //, same, upper view; c, caudal seg- 

 ment and appendages; (/, larger hand, outer view, natural size; 

 e, same, inner surface, from a larger specimen ; /, smaller hand ; 

 ;/, leg of second pair, natural size ; //, outer maxilliped, enlarged, 

 —p. 557. 



Fig. 10 a. Betjeus truncatus. enlarged two diameters (large 

 hand in the figure, on the wrong side); b, upper view of front; 



c, smaller hand. — p. 559. 



Fig. 11 a. Beiveus tEQUIMANUS, enlarged four diameters; b, 

 front, upper view. — p. 560. 



Fig. 12 a, Bet^eus scabridigitus, front of female, enlarged two 

 diameters; b, caudal segment; c, outer maxilliped, ibid.; d, 

 larger hand, ibid.; d', ibid., male; e, part of leg of second pair; 

 /, ibid., of third or fourth ; g, part of ilagellum of outer antennae. 

 —p. 560. 



PLATE 3 0. 



Fig. 1 a. IIippolyte acuminata, anterior part, enlarged two 

 diameters ; b, inner antennae ; c, hand of first pair ; d, leg of second 

 pair; c, part of leg of third pair. — p. 562. 



Fig. 2 a. IIippolyte exilirostrata, male, natural size; 6, hand 

 of second pair, enlarged ; c, extremity of leg of third pair, en- 

 larged; d, tarsus of same, enlarged seventy diameters. — p. 563. 



