CllUSTACEA. 



mity of leg of third pair; d, abdomen, enlarged two diameters, 

 —p. 104. 



Fig. 2 a. Oregonia gracilis, male, natural size ; b, under view, 

 enlarged; c, abdomen, natural size. — p. 100. 



Fig. 3 a. Oregonia iiirta, anterior part, natural size ; b, abdo- 

 men, enlarged two diameters. — p. 107. 



Fig. 4 a. Pericera trigonA, female, natural size; b, under 

 view, enlarged two diameters ; c, female abdomen, enlarged two 

 diameters ; d, hand of female, enlarged two diameters. — p. 108. 



Fig. 5 a. Tiarinia cornigera, male, enlarged two diameters ; 

 b, under view; c, abdomen, enlarged two diameters; d, hand, 

 enlarged two diameters; e, extremity of leg of third pair, left 

 side, inner view. — p. 110. 



Fig. 6 a. Tiarinia gracilis, male, enlarged three diameters ; 

 b, under view ; c, male abdomen, enlarged three diameters ; d, 

 female abdomen, natural size. — p. 111. 



Fig. 7 a. Tiarinia angusta, male, enlarged three diameters ; 

 b, outer antennas. — p. 113. 



PLATE 4. 



Fig. 1 a. Perinea tumida, male, enlarged four diameters ; b, 

 under view, enlarged twelve diameters ; c, male abdomen, en- 

 larged four diameters ; d, anterior leg ; d', d", views of hand and 

 fingers; e, one of the eight posterior legs, enlarged four dia- 

 meters; /, tarsus of same. — p. 114. 



Fig. 2 a. Halimus tumidus, female, enlarged two diameters ; b> 

 under view, enlarged six diameters; c, side view; d, female 

 hand; d', left of male; e, extremity of leg of last pair; /, male 

 abdomen, enlarged five diameters; g, female, ibid.— p. 115. 



Fig. 3 a. Pugettia gracilis, male, natural size; b, under view, 

 enlarged four diameters; c, male abdomen, natural size.— p. 117. 



Fig. 4 a. Pugettia Kiciiii, male, natural size; b, abdomen, 

 ibid. ; c, outer antennas, natural size ; d, outer maxilliped, ibid. ; e, 

 fingers of the hand. — p. J 18. 



Fig. 5 a. MENjmnus angustus, carapax, enlarged three dia- 

 meters ; b, under view, enlarged six diameters. — p. 120. 



Fig. 6 a. Men.etiiius depressus, female from Sooloo Sea, en- 

 larged four diameters ; b, right hand ; c, outline of abdomen, seg- 

 ments not indicated in the figure; d, beak of specimen from 

 Upolu; e, abdomen of Sooloo specimen. — p. 121. 



Fig. 7 a. MENiETinus subserratus, male carapax, enlarged two 

 diameters; b, under view, enlarged four diameters; c, female, 

 enlarged two diameters; d, male abdomen, enlarged two dia- 

 meters; e, female, ibid. ; /, female hand; g, moveable finger of 

 male. — p. 122. 



PLATE 5. 



Fig. 1 «. Menjsthius tuberculatum male, enlarged three dia- 

 meters; b, under view, showing antennas, enlarged six diameters; 

 c, hand.— p. 123. 



Fig. 2 a. Men^miius areolatus, beak and eye of male; b 

 teeth of lateral margin ; c, hand.— p. 124. 



Fig. 3 a. Men^thius inornatus, male carapax, enlarged three 

 duameters; b, under view of anterior part, enlarged six dia- 

 meters; c, part of right antenna, outer pair; d, under view of 

 eye; d/, upper view of extremity of eye.— p 125 



Fig. 4« Acanthonyx simplex, female,' enlarged two dia- 



S-p. m. ' c ' Part ° f les of second pairj d > ibid - of ^th 



Fig. 5 a. Acanthonyx debilis, male hand, enlarged five dia- 

 meters; b, extremity of leg, of posterior pair. — p. 127. 



Fig. G a. Acanthonyx Petiverii ? male hand, enlarged four 

 diameters ; b, extremity of leg, of second pair, enlarged five dia- 

 meters ; c, ibid, of fifth pair ; d, male abdomen. — p. 128. 



Fig. 7 a. Peltinia scutiformis, male, enlarged six diameters • 

 b, under view; c, hand. — p. 130. 



Fig. 8 a. Peltinia nodulosa, enlarged four diameters ; b, under 

 view, showing antennas. — p. 131. 



PLATE 6. 



Fig. 1. Epialtus brasiliensis, male, enlarged three diameters, 

 —p. 132. 



Fig. 2 a. Epialtus productus, female, natural size*; b, abdo- 

 men. — p. 133. 



Fig. 3 a. Huenia simplex, male, enlarged two diameters ; b, 

 side view of beak, ibid.; c, abdomen, ibid. — p. 133. 



Fig. 4 a. Huenia brevirostrata, female, enlarged two dia- 

 meters ; b, side view of anterior portion of body ; c, extremity of 

 abdomen. — p. 134. 



Fig. 5a. Leucippa levis, male, enlarged two diameters; b, 

 under view ; c, part of anterior legs. — p. 135. 



Fig. 6 a. La.mbrus gracilis, enlarged three diameters ; b, abdo- 

 men, enlarged six diameters. — p. 137. 



Fig. 7 a. Lambrus rhombicus, natural size ; b, under view.— 

 p. 13G. 



Fig. 8 a. Ceratocarcinus speciosus, male, enlarged six dia- 

 meters; b, under view of head; c, male abdomen.— p. 139. 



Fig. 9 a. Eurynolambrus australis, male, natural size ; b, 

 front view, enlarged two diameters (the figure, by error of en- 

 graver, is somewhat oblique on the Plate) ; c, profile of a longi- 

 tudinal medial section. — p. 141. 



PLATE 7. 



Fig. 1 a. Cancer magister, carapax, natural size ; b, part of 

 outer maxilliped, ibid.; c, hand of a small specimen (male), en- 

 larged two diameters ; d, extremity of leg of last pair, enlarged 

 two diameters.— p. 151. 



Fig. 2 a. Cancer gracilis, male, natural size ; b, outer maxil- 

 liped, ibid.; c, hand, ibid.; d, abdomen, ibid.— p. 153. 



Fig. 3a. Cancer productus, natural size; b, under view of 

 anterior part, enlarged two diameters; c, hand, right, natural 

 size ; d, abdomen, ibid. ; e, outline of part of front of a large 

 specimen, natural size; /, outer maxilliped of same; /', part of 

 fouette; /', extremity of outer maxilliped; (j, maxilliped of 

 second pair; h, maxilliped of first pair.— p. 15G. 



Fig. 4. Atergatis floridus, male, natural size.— p. 159. 



Fig. 5 a. Carpilius convexus, natural size : b, abdomen.— 

 p. 159. 



Fig. 6 a. Liomera lata, female, natural size ; b, under view, 

 showing outer antenna; d, female abdomen.— p. 161. 



PLATE 8. 



Fig. 1 a. Act.ea areolata, animal, enlarged two diameters ; b, 

 part of surface of carapax, more enlarged.— p. 162. 



Fig. 2. Act^a cellulosa, female (with eggs under abdomen), 

 enlarged four diameters.— p. 164. 





