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BIOSCIENCE BIOTECHNOLOGY RESEARCH COMMUNICATIONS ON A NEW TAPEWORM,
CIRCUMONCOBOTHRIUM GOVINDII
OF FRESH WATER FISH
CHANNA MARULIUS
65
Fartade and Chati
The present worm differs from C. bagariusi Chincho-
likar and Shinde,(1976) in having the scolex narrow ante-
riorly and broad posteriorly, hooks 55 in numbers, testes
275-285 in numbers, arranged in two lateral elds, vitel-
laria follicular and reported from Bagarius sp., in India.
The present parasite differs from C. khami Shinde, (1977)
in having the scolex cylindrical, hooks 48 in numbers,
lancet shaped, mature proglottidssquarish, testes 190-
200 in numbers, evenly distributed, vitellaria follicular
and reported from Ophiocephalus sp.,in India.The present
cestode differs from C. yamaguti Jadhav et.al, (1990) in
having the scolex distinct, narrow anteriorly and broad
posteriorly and testes 130-150 in numbers.
The present worm differs from C. alii Shinde et. al.,
(1994) in having scolex triangular, hooks 34 in num-
bers, neck present and testes 230-240 in numbers. The
present tapeworm differs from C. vadgaonensis Patil
et.al., (1998) in having the scolex triangular, hooks 56 in
numbers, neck present, testes 490-510 in numbers and
vitellaria follicular. The present cestode differs from C.
baimaii Wongsawad and Jadhav, (1998) in having the
scolex pear shaped, hooks 48 in numbers, neck present,
testes 88-100 in numbers, ovary compact and reported
from Masta cembelusarmatus in Chang Mai.
The present worm differs from C. punctatusi Kalse and
Shinde,(1999) in having scolex rectangular, hooks 40-50
in numbers, neck present, mature proglottids squarish,
testes 140-150 in numbers, vitellaria follicular, arranged
in 3-6 rows and reported from Ophiocephalus punctatus,
in India. The present worm differs from C. armatusae
Shinde et. al., (1999) in having scolex triangular, hooks
58 in numbers, neck present, testes 90-100 in numbers,
ovary compact and vitellaria follicular, arranged in 3-4
rows on lateral side of the segments. The present parasite
differs from C. mastacembelusae Shinde et. al., (2002) in
having scolex pear shaped hooks 30 in numbers, testes
130-140 in numbers, ovary compact and vitellaria fol-
licular, arranged in 2-3 rows on each lateral side. The
present cestode differs from C.armatusae (minor) Pawar
et. al., (2002) in having scolex triangular, hooks 58 in
numbers, testes 190-200 in numbers and vitellaria fol-
licular. The present form differs from C. manjari Tat and
Jadhav,(2004) in having the scolex triangular, hooks 48
in numbers, in single circle, neck present, testes 128-
145 in numbers, vitellaria follicular and reported from
Ophiocephalusgachua, in India.
The present parasite differs from C. vitellariensis
Supugade et. al., (2005) in having scolex large, trian-
gular, hook 48 in numbers, testes 250-260 in numbers
and vitellaria follicular, arranged in 3-4 rows.The pre-
sent parasite differs from C. cirrhinae Kharade et al.,
(2007) in having scolex large, cylindrical, barrel shaped,
hooks 56, rostellar, neck short, testes 300-305, medium,
oval, ovary dumbbell shaped, medium. The present para-
site differs from C. mehdii Shelke et al.( 2007) in having
hooks 56 arranged in single circle, neck short, squar-
ish, mature segment medium, squarish, testes 280-290
medium, ovary large, distinctly bilobed, vitellaria fol-
licular, 3-4 rows. The present cestode differs from C.
ambajogaiensis Pardeshi et al., (2007) in having hooks
18-20 in numbers, neck absent, mature segment ten time
broader than long, testes 250-300 in numbers, ovary
bilobed, dumbbell shaped, vitellaria follicular. The pre-
sent worm differs from C.yogeshwari Jawalikar et al.,
(2008) in having hooks 53 in numbers, neck very short,
testes 95-98 in numbers, vitellaria follicular, arranged
in two rows. The present worm differs from C. purnae,
Borde and Jawale, (2008) in having hooks 52 in num-
bers, neck absent, mature segment squarish, slightly
broader than long, testes 230-235 in numbers, ovary
bilobed and vitellaria follicular, arranged in 3-4 rows.
The present parasite differs from C. naidui Kalse et al.,
(2009) in having scolex cylindrical, hooks 40 in num-
bers, neck absent, testes 200-210 in numbers, medium
rounded, ovary oval, single mass, compact, transversely
elongated with acini.The present cestode differs from
C. paithenensis Shah, (2010) in having scolex triangu-
lar, cylindrical, hooks 58, single circle in four quadrant,
neck very short, mature segment two time broader than
long, testes 70-80, oval, and vitellaria follicular in two
rows.The present form differs from C. thapari Menkudale
and Jawale (2010) in having host Ophiocephalus stratus,
hooks 52 in numbers, neck absent, testes 95 in numbers,
medium, oval, ovary medium, lobed, vitellaria follicular
2-3 rows.The present parasite differs from C. jadhavae
Pardeshi and Hiware, (2011) in having scolex triangu-
lar, dome shaped, hook 35-45 in numbers, neck present,
mature segment broader than long, testes 95-105 oval
to round, ovary bilobed, vitellaria follicular, arranged
in 2 rows.The present worm differs from C.clariasiK.N
Kadam and Jaywant Dhole (2011), having scolex trian-
gular, hooks 48 in numbers, testes oval in shape 249-
259 in numbers, vitellaria follicular arranged 2-3 rows.
Reported from Clariasbatrachus in India.
Key to the species of the genus
Circumoncobothrium
(Shinde, 1968)
Neck present - 1
Neck absent - 2
1) Vitellaria granular - 3
Vitellaria follicular - 4
2) Mature segment squarish - 5
Mature segment broader - 6
than long
3) Scolex conical - C. govindiiSp.Nov
Scolex triangular - C. alli, Shinde et. al.
1994
Scolex pear shaped - C. baimaii, Wongaswad
et. al. 1988