Published August 31, 2023
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Table 2 in Description of two new species of Diplectanum Diesing, 1858 (Monogenea: Diplectanidae) collected from Protonibea diacanthus (Lacep`ede, 1802) (Teleostei: Sciaenidae) from waters off northern Australia
- 1. School of Agricultural, Environmental and Veterinary Sciences, Charles Sturt University, Wagga Wagga, NSW, 2678, Australia & Gulbali Institute, Charles Sturt University, Wagga Wagga, NSW, 2678, Australia
Description
Table 2 Comparative measurements of Diplectanum spp. (measurements in micrometres; measurements are range followed by mean in parentheses; - indicates no measurements available.).
Species | Diplectanum | Diplectanum | Diplectanum | Diplectanum |
---|---|---|---|---|
timorcanthus | diacanthi n. | oliveri | glandulosum | |
n. sp. | sp. | |||
Reference | Present study | Present study | Williams | Williams |
(1989) | (1989) | |||
Host | Protonibea | Protonibea | Argyrosomus | Argyrosomus |
diacanthus | diacanthus | hololepidotus | hololepidotus | |
Location | Australia: | Australia: | Australia: | Australia: |
Northern | Northern | Western | Western | |
Territory | Territory | Australia | Australia | |
Total length | 546-1830 | 645-1870 | 909-1139 | 499-640 |
(923) | (1087) | (1010) | (594) | |
Greatest | 75-214 (145) | 127-460 | 166-224 | 128-154 |
width | (253) | (195) a | (139) a | |
Eye spots | 2 anterior to | 2 anterior to | 2 anterior to | large, intact |
pharynx | pharynx | pharynx | ||
Tegumental | absent | absent | absent | absent |
scales | ||||
Pharynx | 38-79 (56) | 38-101 (64) | – | – |
Length | ||||
Pharynx | 34-60 (46) | 27-95 (62) | 41-71 (56) | 35-51 (39) |
Width | ||||
Peduncle | 57-212 (133) | 89-366 (168) | – | – |
Length | ||||
Peduncle | 35-147 (75) | 54-163 (96) | – | – |
Width | ||||
Haptor | 37-94 (64) | 51-101 (67) | – | – |
Length | ||||
Haptor | 191-291 (226) | 151-301 | 224-275 | 243-269 |
Width | (235) | (258) | (254) | |
Oral Sucker | 8-18 (13) | 10-24 (15) | – | – |
Length | ||||
Oral Sucker | 8-21 (12) | 9-21 (13) | – | – |
Width | ||||
Squamodisc | 64-164 (118) | 23-74 (48) | – | – |
Length | ||||
Squamodisc | 34-156 (105) | 35-101 (65) | 166-189 | 99-106 (101) |
Width | (175) | |||
Ventral | 56-67 (61) | 46-75 (60) | 67-77 (72) | 72-77 (74) |
Anchor | ||||
Length | ||||
Ventral | 2-15 (8) | 4-20 (10) | – | – |
Anchor | ||||
Base | ||||
Width | ||||
Dorsal | 52-69 (62) | 46-78 (66) | 66-70 (68) | 64-67 (65) |
Anchor | ||||
Length | ||||
Dorsal | 6-12 (9) | 4-14 (10) | – | – |
Anchor | ||||
Base | ||||
Width | ||||
Ventral Bar | 98-133 (118) | 93-124 (109) | 128-158 | 117-153 |
Length | (148) | (134) | ||
Ventral Bar | 9-26 (21) | 8-19 (16) | – | – |
Width | ||||
Dorsal Bar | 64-108 (97) | 48-66 (61) | 96-110 (102) | 90-117 (105) |
Length | ||||
Dorsal Bar | 14-28 (23) | 12-40 (20) | – | – |
Width | ||||
MCO Length | 42-96 (74) | 81-110 (96) | 166-179 | 51-66 (59) |
(171) | ||||
MCO Width | 5-15 (10) | 9-12 (10) | – | – |
a At level of ovary.
Notes
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Additional details
Identifiers
References
- Williams, A., 1989. Some monogenean parasites of the genera calceostoma van Beneden, 1852 and Diplectanum Diesing, 1858 from Argyrosomus hololepidotus (Lacepede, 1802) (Sciaenidae: teleostei) in western Australia. Syst. Parasitol. 14, 187 - 201.