Open Access
Table 3
Comparative measurements of males and females of Hassalstrongylus dollfusi from the murid type host (from Díaz-Ungría 1963) and five native cricetid hosts (this work).
|
Mus musculus
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Akodon azarae
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Holochilus chacarius
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Oligoryzomys flavescens
|
O. fornesi
|
O. nigripes
|
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Díaz-Ungría 1963 | This work | This work | This work | This work | This work | |||||||
| ♂ (n = np) | ♀ (n = np) | ♂ (n = 10) | ♀ (n = 7) | ♂ (n = 14) | ♀ (n = 1) | ♂ (n = 9) | ♀ (n = 10) | ♂ (n = 14) | ♀ (n = 12) | ♂ (n = 21) | ♀ (n = 20) | |
| Body length (mm) | 3.53 | 2.84–6.56 | 2.5–4.6 (3.2) | 3.1–6.2 (4.4) | 3.1–5.8 (3.9) | 4.4 | 3.9–5.2 (4.5) | 5.1–9.5 (6.8) | 3.5–5.4 (4.4) | 3.7–7.9 (6.8) | 2.3–6 (4.4) | 4.7–8.1 (6.5) |
| Body width | 140 | np | 70–130 (91) | 73–127 (91) | 90–200 (113) | 100 | 105–138 (117) | 105–176 (131) | 90–160 (116) | 80–175 (127) | 65–140 (120) | 85–190 (133) |
| Cephalic vesicle length | 65–70 | 53–75 | 35–63 (44) | 40–60 (50) | 48–70 (58) | 40 | 48–70 (58) | 60–70 (65) | 53–75 (65) | 50–75 (65.5) | 40–68 (60) | 48–76 (61) (n = 14) |
| Cephalic vesicle width | 33–35 | 28–38 | 24–31 (27) | 23–38 (31) | 25–45 (35) | 32 | 28–45 (34) | 32–40 (36) | 27–40 (33.5) | 28–46 (38) | 28–40 (34) | 28–45 (36) (n = 15) |
| Oesophagus length | 310 | 300–360 | 218–353 (263) | 270–385 (314) | 260–350 (316) | 310 | 270–330 (302) | 275–405 (351) | 265–357 (326.5) | 260–390 (341) | 270–355 (322) | 280–408 (344) |
| Nerve ring * | np | np | 95–157 (115) | 117–150 (130) | 120–185 (151) (n = 9) | 100 | 98–200 (140) | 103–200 (154) (n = 7) | 115–190 (154) | 120–170 (152) (n = 7) | 100–180 (160) (n = 14) | 120–193 (153) (n = 12) |
| Excretory pore * | 250 | 180–190 | 115–320 (175) | 160–220 (179) (n = 5) | 172–340 (246) | no | 148–305 (221) | 165–301 (239) (n = 8) | 185–307 (234) (n = 10) | 200–268 (239) (n = 5) | 190–290 (254) (n = 12) | 220–320 (257) (n = 12) |
| EP/OeL (%) | np | np | 52.8–90.7 (65) | 57.1–65.9 (61.4) (n = 5) | 61.4–101.5 (77.7) | no | 54.2–94.1 (72) | 53.6–83.6 (67) (n = 8) | 60.6–79 (70.1) | 58.8–73.9 (66.1) (n = 5) | 61.3–85.7 (77.5) (n = 12) | 64.1–86.1 (74) (n = 12) |
| Deirids * | np | np | 138–235 (170) (n = 4) | 160–225 (189) | 172–340 (249) | no | 148–240 (185) (n = 4) | 220–298 (259) (n = 5) | 235–327 (267) (n = 4) | 200–268 (233) (n = 3) | 190–290 (253) (n = 9) | 225–320 (265) (n = 10) |
| Spicules length | 625–660 | – | 460–655 (547) | – | 530–680 (585) | – | 600–710 (646) | – | 575–700 (656) | – | 550–715 (652) | – |
| SpL/BL (%) | np | – | 13.6–20.8 (17) | – | 11.7–18.1 (15) | – | 13.1–15.7 (14) | – | 12.5–19.6 (15.2) | – | 10.6–24.4 (15.5) | – |
| Genital cone length | np | – | 29–40 (33) | – | 28–45 (36) (n = 12) | – | 35–46 (38) (n = 5) | – | 30–50 (37.9) (n = 7) | – | 35–65 (43.9) (n = 8) | – |
| Gubernaculum length | np | – | 20–30 (25) (n = 5) | – | 10–25 (20) (n = 5) | – | 20–28 (23) (n = 3) | – | 18–25 (22) (n = 5) | – | 18–25 (22.5) (n = 6) | – |
| Vulva ** | – | 200–215 | – | 140–220 (164) | – | 150 | – | 138–253 (186) | – | 110–252 (196) | – | 120–236 (181) |
| Vagina vera | – | np | – | 20–60 (35) | – | 16 | – | 25–43 (33) (n = 6) | – | 20–50 (37) (n = 8) | – | 10–41 (25) |
| Vestibule length | – | np | – | 60–105 (78) (n = 5) | – | 100 | – | 97–135 (119) | – | 90–145 (120) | – | 105–150 (123) |
| Sphincter length × width | – | np | – | 27–35 (30) × 34–45 (39) | – | 30 × 30 | – | 29–38 (33) × 31–46 (40) | – | 20–40 (32) × 28–44 (39) | – | 25–41 (39) × 32–46 (39) |
| Infundibulum length | – | np | – | 110–168 (142) (n = 5) | – | 100 | – | 124–185 (167) (n = 5) | – | 100–190 (145) (n = 2) | – | 100–182 (131) (n = 13) |
| Uterus length | – | np | – | 395–1050 (661) | – | 380 | – | 830–1600 (1218) | – | 735–1120 (946) (n = 9) | – | 510–1560 (1119) |
| UtL/BL (%) | – | np | – | 12.9–18.8 (15.6) | – | 8.7 | – | 14.4–21.1 (17) | – | 12–19.3 (14.6) (n = 9) | – | 9.4–24.2 (17) |
| Tail length | – | 50–80 | – | 40–60 (47) | – | 50 | – | 50–85 (60) | – | 45–85 (58) | – | 40–65 (51) |
| Number of eggs | – | np | – | 8–25 (13) | – | 16 | – | 16–80 (46) | – | 11–61 (30.5) | – | 6–69 (31) |
| Eggs length × width | – | 50–60 × 29–35 | – | 55–70 (61) × 35–40 (39) (n = 5) | – | no | – | 50–69 (63) × 30–44 (36) | – | 40–66 (57) × 26–43 (32) | – | 40–65 (53) × 27-40 (33) |
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