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Table 4.
Morphological and morphometric data of modified segments of Tunga species.
| Tunga species | Segment IX (clasper) of male |
Female: spermatheca (µm) l* × w** | ||
|---|---|---|---|---|
| Manubrium shape | Length manubrium (M)/basimere (B)/ratio | Width basimere (B)/telomere (T) ratio | ||
| T. penetrans | Proximal portion wide; ventral margin straight and dorsal margin slightly convex. | M twice as long as B | B as wide as T | Bulga: 217.5 × 142.5; hilla: 62.5 × 32.5 |
| T. caecata | – | – | – | Bulga: 240 × 197.5; hilla: 115 × 60 |
| T. travassosi | – | – | – | Bulga: 200 × 161; hilla: 114 × 53 |
| T. terasma | Proximal portion tapering and facing up; ventral margin concave and dorsal margin convex. | M twice as long as B | B as wide as T | Bulga: 190 × 150; hilla: 90 × 40 |
| T. bondari | – | – | – | Bulga: 210 × 225; hilla: 160 × 65 |
| T. caecigena | Proximal portion wide; ventral margin slightly concave and dorsal margin slightly convex. | M as long as B | B wider than T | – |
| T. callida | Proximal portion tapering; dorsal and ventral margins straight. | M twice as long as B | B wider than T | – |
| T. libis | Proximal portion blunt and tapering uniformly to a rounded apex; ventral margin concave and dorsal margin straight. | M as long as B | B as wide as T | – |
| T. monositus | Proximal portion truncate and facing down; ventral margin concave and dorsal margin convex. | M a little longer than B | B less wide than T | Bulga: 225 × 180; hilla: 55 × – |
| T. trimamillata | Proximal portion tapering and facing up; ventral margin straight and dorsal margin slightly convex | M twice as long as B | B as wide as T | Bulga: 295.2 × 201.7; hilla: 59 × 22.1 |
| T. bossii | – | – | – | Bulga: 61.5 × 66.4; hilla: 41.8 × 12.3 |
| T. bonneti | Proximal portion acuminate; dorsal margin straight and ventral margin concave. | M as long as B | B less wide than T | Bulga: 230 × ; hilla: 132 × – |
| T. hexalobulata | – | – | – | Bulga: 310.2 × 225; hilla: 54.3 × 35.3 |
l* = length; w** = width.
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