Taxonomic and ecological studies on the earthworms (Annelida: Oligochaeta) of West Khasi Hills District, Meghalaya
Author
Kharkongor, Ilona J.
text
Records of the Zoological Survey of India
2018
2018-01-01
118
1
56
56
http://dx.doi.org/10.26515/rzsi/v118/i1/2018/123034
journal article
10.26515/rzsi/v118/i1/2018/123034
2581-8686
10956085
5.
Polypheretima elongata
(Perrier, 1872)
1872.
Perichaeta elongata
Perrier,
Nouv. Arch. Mus. Hist. Nat. Paris
,
8
: 124.
1959.
Pheretima elongata
: Gates,
Bull. Mus. Comp. zool., Harvard
,
123
: 9.
Material examined:
7 ex.
Regn. No. IV
/ANN/NERC-03.
India
,
Meghalaya
, WKH
District
,
Nongkhnum-Lailad
,
N 25
o
26’25.8”
;
E 91
o
16’01.4”
; Alt.
1377m
,
24.vi.2010
, coll.
I.J.Kharkongor
and party
;
1 ex.
Regn. No. IV
/ANN/ NERC-18.
India
,
Meghalaya
, WKH
District
,
Nongstoiñ
,
Mawlongphlang
(near JNV),
N 25
o
30’32.4”
;
E 91
o
14’23.5”
; Alt.
1379m
,
26.vi.2010
, coll.
I.J.Kharkongor
and party
.
Diagnosis:
Length
75-300 mm
. Segments 136-297. Prostomium prolobous or epilobous. Perichaetine. First dorsal pore 12-13 or 13/14. Spermathecal pores absent. Clitellum 14-16, annular, without dorsal pores but setae maybe present ventrally. Female pore single, mid-ventral in 14. Male pores paired in 18, on raised porophores. Large, raised, pre-setal genital papillae paired in 19-23 or 24.
Septa 8/9/10 absent. Gizzard in 9. Intestine from 15, intestinal caeca absent. Spermathecae absent. Ovaries paired in 13. Two pairs of testis sacs in 10 and 11. Seminal vesicles in 11 and 12.
Distribution:
INDIA
:
Meghalaya
(WKHD).
Andaman and Nicobar Islands
,
Andhra Pradesh
,
Karnataka
,
Maharashtra
,
Madhya Pradesh
and
Tamil Nadu
.
Elsewhere
: Africa, Australia, Bangladesh, Caribbean, Caroline Islands & Hawaii, India, Madagascar, Myanmar, New guinea, New Caledonia, Pakistan, Papau, Philippines, South and Central America, Sri Lanka and Taiwan.
Remarks:
This is another peregrine species recorded for the first time from
Meghalaya
. It is classified as a mesohumic endogeic species, living and feeding on the upper
0-20 cm
soil strata.