XXXIV LIST OF PLATES. 



262. The Red Crab, Cancer producing Randall; male, natural size 771 



Drawing by H. L. Todd, from No. 2529, TJ. S. National Museum. San Francisco, California, H. Homphill. 



263. The California Rock Crab, Cancer anfeimariw) Stimpsou ; natural size 771 



Drawing by H. L. Todd, from No. 2033, U. S. National Museum. California, William Stimpson. 



264. The Stone Crab, Mrvippe mcrcenarius Gibbes; male, about four -ti fibs the natural size 772 



Drawing by H. L. Todcl, from specimen obtained at Charleston, South Carolina. 



265. The Green Crab, Cardans mceiia* Leach ; slightly enlarged 774 



Drawing by J. II. Enierton, from specimen obtained at Wood's Holl, Massachusetts, 1882. 



26G. The Lady Crab, Plati/onifliiis orelJaliis Latrcille ; abont one-third Inrger than natural size 774 



Drawing by J. II. Emerton, from specimen obtained :it Wnotl'H Holl. Masvai-buRi-tts, 1?82. 



267. The Coiuninn Edible or Blue Crab Culliiiecie* liastalus Onhvay ; male, somewhat smaller than natural size. 775 



Drawing by J. H. Einei ton, from specimen obtained at Wood's Hull, Massachusetts, 1882. 



268. The Kelp Crab, Epialtus producing Randall; female, natural size 778 



Drawing by H. L. Todd, from No. 2139, TJ. S. National Museum. Pacific coast of the United States, Dr. Suckley. 



269. FIG. 1. The Fiddler Crab, Gelasimits pui/ilator Latreille; male, slightly enlarged 763 



FIG. 2. The O.\ ster Crab, Pinnotheres ostreiim Say ; male, enlarged four diametn-s 765 



FIG. 3. Thr Mud Crab, Panoiieus depressae Smith; male, natural size 772 



FIGS. 4, ;">. The Spider Crabs. Fig. 4, Libiiiia emaryinata Leach; male. Fig. 5, Libinia dubia Edwards; 



male. Boih three-fourths natural size 778 



FIG. 6. The Sand Bug or Bait Bng, Hippa tal/iaida Say ; enlarged about two diameters 779 



FiG. 7. The Hermit Crab, Eu/iagurns bernliardus Brandt; about natural size 7HO 



Diawings by J. H. Enierton. 



270. The Spiny Lobster or Rock Lobster, Painilirtis interruptiis Randall; somewhat smaller than natural size... 780 



Drawing by H. L. Todd, from specimen obtained on the coast of California. 



271. The American Lobster, Uomarus americanus Edwards; male, much below natural size 781 



Drawing by .1. H. Enierton, from specimen obtained at Eastport, Maine, 1882. 



272. The River Cray-fish, Cambarus affini* Erichsou ; one and one-half times t he natural size 812 



Drawing by II. L. Todd, from specimen obtained at Havre de Grace, Maryland. 



273. The Southern Shrimp, Penceus neliferus Edw ards; about one-fifth larger than natural size 821 



Drawing by J. 11. Enierton, from specimen obtained on the coast of Louisiana. 



274. The Mantis Shrimp, Sqiiilla empiwa Say; natural size 823 



Drawing by U. L. Todd, from No. 3752, U. S. National Museum. Wood's Holl, Massachusetts, V. N. Edwards. 



275. FIG. 1. The Common Shrimp, Crangon vulgaris Fabr. ; male, natural size 816 



FIG. '2. The Common Prawn, Palcemonetes vulgaris Stirapson ; mule, enlarged one and one-half diameters. 



FIG. 3. The Deep water Prawn, Pandalui Monlagui Leach ; slightly smaller than natural size. 

 FIG. 4. The Beach-Flea, Oi'die*tia agllis Smith; male, enlarged live diameters. 

 FIG. 5. The Scud, Gammarus locusta Gou'd; male, enlarged two diameters. 

 FIG. 6. The Boring AmpUpod, Che lura lertbrans Phillipi ; enlarged about fourteen diameters. 

 FIG. 7. The Gribble, Limiioria HyiiorHm White; enlarged ten diameters. 

 FIG. 8. The Salvo Bug, Mtju. psora Kroyer; young specimen, enlarged three diameters. 

 FIG. 9. The Horse-Shoe Crab, Limulus Polyphemus Latreille; much smaller than natural size. 

 Drawings by J. H. Enierton, S. L Smith, aud O. Harger. 



276. Marine Annelids, used as bait - 832 



FIGS. 1,2,3. Mereis pelaglca Limie". Fig. 1, larger figure, female; smaller, male; natura) size. Fig ; 2, head. 



Fig. 3, proboscis, enlarged. 



FiG. 4. N<rtis limbata EhletB; male, anterior part of body, head, and extended proboscis, enlarged. 

 FlGS. 5, 6. Diopatra cuprea Clapare'de. Fig. 5, head and anterior part of hotly, showing part of the branchiae, 



side view. Fig. 6, ventral view, showing the mouth open and jaws thrown back, enlarged. 

 FIGS. 7, 8, 9. Clymenella torquata Vcrrill. Fig. 7, entire animal, side view, natural size. Fig. 8, head and 



extended proboscis, front view, enlarged. Fig. 9, posterior aud caudal segments, dorsal view, 



enlarged. 

 Drawings mostly by J. H. Enierton. 



277. FiG.l. The Sea-Cucumber, Pentactn frondona Jaeger; much smaller than natural size 840 



FIG. 2. The Green Sea Urchin, Stronyyloccnlrotus Drb'baMensis A. Ag. ; side view, much smaller than natural 



size. 

 FIG. 3. The Sand Dollar, Kcbinarachnitm parma Gray; upper surface, with the spines mostly removed, 



natural size; a, ambulacra! zones; b, inter-ambulacra! zones. 



FiG. 4. The siai--li-.li or "Five Finger," Aslerias Forbesii Yen-ill ; much smaller than natural size. 

 FlOS.5,6, 7. The Jelly Fishes. Fig. 5, Zyriodactyla Gramlandica Agassis; profile view, one-half natural size. 



Fig. 6, Aurelia flavidula Peron and Le Sneur; dorsal view, about one-fourth natural size. Fig. 7, 



Dactylometra quinquecirra Agassiz ; lateral view, one-fourth natural size. 



