648 mk. f. E. bbddaed oif the [May 22, 



ventrally, with slight dorsal gaps ; 27 on v., 48 on xxvi. Setae on 

 xvi. and (fewer) on xiv. Papillae on xvi., xvii. in line with male 

 pores. Septum viii./ix. thin, next absent. Spermiducal gland- 

 duct almost straight. Diverticulum of spermatheca half the 

 length of pouch. 

 Hab. Viti. 



G. Spermathecae 2 pairs in viii., ix. 



98. Amyntas forbesi Beddard. 



Perichceta forbesi, Beddard, P. Z. S. 1890, p. 65. 



220 mm. Setae on ventral side of all clitellar segments. 

 Papillae paired and corresponding in position with male pores on 

 xvii., xix.-xxi. Sperm-sacs in xii. Eudiments of septum viii./ix. 

 Spermiducal glands with short, very thick duct. Spermathecae with 

 very short duct into which opens very short diverticulum. 



Hab. New Guinea. 



The anterior spermathecae were doubled on one side (the side 

 differing) in the two specimens which I have examined. 



99. Amyntas robustus Perrier. 



Perichceta robusta, Perrier, Nouv. Arch. Mus. Paris, viii. p. 112. 



Perichceta robusta, Michaelsen, Abh. Senck. nat. Ges. xxi. p. 234. 



Perichceta cingulata, Vaillant, Ann. Sci. Nat. (5) x. p. 228 (in 

 part), & Mem. Ac. Montpellier, vii. p. 146 (in part). 



Megascolex robustus, Vaillant, Anneles, 1889, p. 76. 



180 mm. ; setae 45. A pair of papillae between male pores and 

 a pair on each of segments viii., ix. Sperm-sacs with dorsal 

 process. Spermiducal glands with coiled duct. Diverticulum of 

 spermatheca longer than pouch and moniliform at end. 



Hab. He de Prance ; Philippines. 



H. Spermathecae 1 pair in viii. 



100. Amyntas taprobanae. 



Perichceta taprobance, Beddard, P. Z. S. 1892, p. 163. 



Perichceta pauli, Michaelsen, Jahrb. Hamb. wiss. Anst. xiv. 

 p. 87 ; id. Zool. Jahrb., Abh. Syst. xii. p. 140. 



145 mm., 95-122 segments. Setae 70 on v., 54 on xxvi. Com- 

 plete rings on all clitellar segmeuts. Papillae large, paired on 

 vi.-xi. and xviii.-xxi. Septae viii./ix. present. No caeca. Spermi- 

 ducal glands small in xviii. only, with U-shaped duct. Sperma- 

 thecae small, with equally sized diverticulum. 



Hab. Ceylon. 



There is no doubt about the identity of these two species, 

 accepted by Michaelsen. A re-examination of the original 

 specimens has shown the presence of the large faint papillae. A 

 characteristic of the species is the very small size of the generative 

 apparatus. 



