1908.] W. MiCHAEivSEN : Oligochœta of the Indian Empire and Ceylon. 107 



Systematic List of the Oli- 



gocliaeta of India, Nepal, 



Ceylon, Burma and the 



Andaman Islands. 



D. uniqua (BOURNE) 

 D. willsi, MICHLSN. 



D. sp. inquirenda 



Gen. Moniwgasxer 

 M. deshayesi, E. PERR. 

 M. peyrieri, MICHI^SN. 



FMI. MEGASCOLE- 

 CID.E. 



SUB-FAM. MEGASCO- 

 LECINiB. 



Gen. Pi,utei,i,us 



P. halyi (MICHLSN.) 



P. indicus, MICHLSN., f. 

 typica 

 var. silvestris, MICHLSN. 



P. palniensis, MICHLSN. 



P. sikhimensis , MICHLSN. 



P. singhalensis (MICHLSN.) 



Gen. Pontodrii,ds 



P. insularis (ROSA) 



Gen. Megascoi,ides 

 M. bergtheili, MICHI,SN. 



Gen. DiPOROCHiETA 



D. pellucida (BOURNE) 



Gen. SPENCERrEi.i<A 

 S. duodecimalis, MICHLSN. 



Literature containing the be 

 description of the species. 



A. G. BOURNE, in Q. J. Micr. Sei., 

 N. S., xxxvi, p. 363, t 23, f. 4 (Monili- 

 gaster u.). 



W. MICHAELSEN, in Mt. Mus. Ham- 

 burg, xxiv, p. 145 (see below). 



A. G. BOURNE, in Q. J. Micr. Sei., 

 N. S., xxxvi, p. 37St t- 23, f. 13 (Moni- 

 ligaster rubra). 



E. PERRIER, in N. Arch. Mus Paris, 



viii, p. 130, t. 4, f. 77-84. 

 W. MICHAELSEN, in Mt. Mus. Ham- 

 burg, xxiv, p. 146 (see below). 



Localities of the 



species in this 



region. 



S. India, Nilgiri 

 Hills (C. Hima- 

 layas ?). 



Central Prov., Bi- 

 laspur ; Deccan, 

 Hyderabad. 



S. India, Salem 



Ceylon 



S. India, Palni Hills 



Further distribution 



of the genera and 



of the species. 



None 



W. MICHAELSEN, in Zool. Jahrb., Syst., 

 xii, p. 142 (Meqascolides h.). 



W. MICHAELSEN, in Mt. Mus. Ham- 

 burg, xxiv, p. 148 (see below). 



W. MICHAELSEN, ibid., p. 149 (see 

 below). 



W. MICHAELSEN, ibid., p. 149, f. 3 

 (see below). 



W. MICHAELSEN, ibid., p. 147, f. 2 

 (see below). 



W. MICHAELSEN, ibid., xiv, p. 174 



D. ROSA, in Ann. Hof mus, Wien, vi, p. 

 387, t. 14, f. II {Cryptodrilus t.). 



W. MICHAELSEN, in Mt. Mus. Ham- 

 burg, xxiv, p. 150, f. 4 (see below). 



A. G. BOURNE, in Q. J. Micr. Sei., 

 N. S., xxxvi, p. 13, t. 4, f. 17-32 ; t. 5, 

 f. 42 (Perichmta p .). 



W. MICHAELSEN, in Mt. Mus. Ham- 

 burg, xxiv, p. 152 (see below). 



Ceylon, Colombo 

 S. India, Palni Hills 

 S. India, Palni Hills 

 S. India, Palni Hills 



E. Himalayas, Brit- 

 ish Sikkim. 



Ceylon, Nuwara 



Eliya. 



Ceylon, BelUgamme 



E. Himalayas, Brit- 

 ish Sikkim. 



Doubtless India or 

 Ceylon. 



S. India, Palni Hills 



Australia, Western 



(and Eastern ?), 

 part of N. Amer- 

 ica. 



Biological cha- 

 racter of the 

 genera and 

 faimistic cha- 

 racter of the 

 species. 



=D. nepalensis 

 MICHLSN. ? 

 Somewhat 

 peregrine or 

 endemic ? 

 = £). japonica 

 (MICHLSN. ) ? 

 Peregrine in 

 a small or in 

 large degree ? 

 Endemic ? 



Terrestrial. 



Endemic. 



Endemic. 



Circummundane in 

 the tropical and 

 sub-tropical zone 



Aru Islands 



Australia, Auckland, 

 Western part of 

 North America. 



Australia, New Zea- 

 land, Chatham Isl 



Victoria, Little Bar- 

 rier Isl. (near 

 Auckland). 



Terrestrial. 



Endemic. 

 Endemic. 

 Endemic. 

 Endemic. 

 Endemic. 

 Endemic. 



Littoral (ex- 

 cept one 

 Umnic spe- 

 cies). 



Rather widely 

 distributed. 



Terrestrial. 



Endemic. 

 Terrestrial. 



Endemic. 



Terrestrial, 

 Endemic. 



