liii 



in the shortening of the duct of the spermatheca, and the enlarge- 

 ment and evident functional importance of the first branch of the 

 pericardial vein. The latter is well developed, however, in the 

 American genus Macrodontes. 



Section Placostylns s. str. 

 (Species of New Zealand.) 



P. shongii Less., xiii, '22. v. novoseelandicusPlr.,xiii, 24. 

 bovinus auct. neozeulanicus Hutton. 



auris-bovina Petit. v. candidus Crosse, xiii, 25. 

 horigii Suter, xiii, 235. 



(Species of Lord Howe Island.) 



P. bivaricosus Cask., xiii, 25. v. etheridgei Braz., xiii, 26. 



v. cuniculinsuhe Cox, xiii, 26. v. solidus Eth., xiii, 27. 



(Species of New Caledonia and the Loyalty Is.) 

 Group of P. bavayi. 



P. eddystonensis P1V., xiii, 30. P. curtus Cr., xiii, 33. 



ttienguenensis Crosse. layardi Kob. 



servaini Euthyme. P. saves! Cr., xiii, 33. 



P. bavayi C. & M., xiii, 31. P. rossiteri Braz., xiii, 34. 



v. dupuyi Kob., xiii, 31. 

 P. bondeensis C. & S., xiii, 32. 



v. edentulus C. it S., xiii, 32. 



Group of P. fibratus. 



P. alexander Cr., xiii, 35. P. fibratus Martyn, xiii, 39, 235. 



v. procerula, ouagapensis, B, alboroseus, bulbithts, car- 



crassus, leucostoma, nigri- bonarius, necouensis, in- 



cans Crosse, xiii, 36; 1undibulum,sitperfasciatus, 



patulus Kob., xiii, 236. /mteiis, of Gassles ; B. f. 



P. corpulentus Gass., xiii, 37. paUidida Crosse; Valuta 



P. abbreviatus Gass., xiii, 37. aiistrulis Dillw.; H. auris- 



P. kanalensis Cr., xiii, 3<S. bovinus Fer.; Auricula 



v. tchioensis Kob., xiii, 38. (.inr<utti<i<-<i Schiun.; B. 



thioensis Cr. boolis ^Ike. 



v. subeff'usus Kob., xiii, 39. v. pinicola Gass., xiii, 42. 



