482 FIELD COLUMBIAN MUSEUM ZOOLOGY, VOL. III. 



18. Phocaena. Cuv., 1817. 



PAGE. 



31. *Phocaena phocaena. (Linn.) 20 



32. Phocaena dalli. True 21 



19. Orcimis. Fitzin., 1860. 



33. Orcinus gladiator. (Bonnat.) 22 



34. Orcinus rectipinnus. (Cope.) 22 



2O. Pseudorca. Reinh., 1862. 



35. Pseudorca crassidens. (Owen.) 23 



21. Globiocephalus. Less., 1842. 



36. Globiocephalus melas. (Traill.) 23 



37. Globiocephalus brachypterus. Cope 24 



38. Globiocephalus scammoni. Cope 24 



22. Grampus. Gray, 1846. 



39. Grampus griseus. (Cuv.) 25 



23. Lagenorhyiichus. Gray, 1846. 



40. Lagenorhynchus acutus. (Gray.) 25 



41. Lagenorhynchus thicolea. Gray 26 



42. Lagenorhynchus albirostris. (Gray.) 26 



43. Lagenorhynchus obliquidens. Gill 27 



24. Delphinus. Linn., 1758. 



44. Delphinus delphis. Linn 28 



25. Tursiops. Gerv., 1855. 



45. Tursiops tursio. (Fabric.) 29 



46. Tursiops gilli. Dall 29 



26. Lissodelphis. Glog., 1841. 



47. Lissodelphis borealis. (Peale.) 30 



21. Prodelphiims. Gerv., 1880. 



48. Prodelphinus euphrosine. (Gray.) 30 



49. Prodelphinus crotaphiscus. (Cope.) 31 



50. Prodelphinus plagiodon. (Cope.) 31 



51. Prodelphinus frenatus. (Cuv.) 32 



* By an oversight called in the Synopsis communis. 



