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Larvae Information Summary for
Buglossidium luteum
| Main Ref: | Russell, F.S. 1976 | |||
Yolk-sac larvae
| max | min | mod | Ref. | |
| Length at birth (mm) | 2.29 | 1.83 | 2 | |
| Preanal L. % TL |
| Place of development | planktonic | |||
| Larval area | to be filled | |||
| Yolk-sac | elongated pigmented | Ref: | 37 | |
| Yolk | segmented | Oil globules | more than one oil globuleunpigmented | |
| Rows on tail | no rows | |||
| Other melanophores on tail | tail with single melanophore | |||
| Melanophores on head + trunk | melanophores on head + trunk | |||
| Four spots of melanoph. On the margin of the dorsal fin membrane and 1 or 2 on the ventral one. Melanophore on the yolk associated with oil globules. | ||||
Post larvae
| Striking feature | none | |||
| Striking shape lateral | short and/or deep | dorsal | compressed | |
| Striking feature | none | |||
| Shape of gut | spherical or gut loop | |||
| Gas bladder early | pigmented | late | pigmented | |
| Spinal armature early | no spines | late | no spines | |
| Pigmentation early | ||||
| Rows on tail | dorsal + ventral row | |||
| Other melanophores on tail | tail with single melanophore | |||
| Melanophores on head + trunk | melanophores on head + trunk | |||
| Pigmentation late | ||||
| Rows on tail | dorsal + ventral row | |||
| Other melanophores on tail | tail with single melanophore | |||
| Melanophores on head + trunk | melanophores on head + trunk | |||
| Urostyle region early | pigmented | late | pigmented | |
| Peritoneum | without melanophores | |||
| Pectorals | normal with few scattered melanophores | |||
| Pelvics | normal (i.e. small or absent) | |||
| The number of body contour large melanophores is about 9-13 dorsal and 8-11 ventral. Asymmetry starts at a length of about 6 mm, at 8 mm both eyes may be on the same side. Head shape typical of Soleidae, i.e. with round anterior profile and posteriorly not clearly distinct from the visceral sac. | ||||
Meristic characters
| max | min | mod | Ref. | |
| Total number of vertebrae | 38 | 37 | 38 | 65 |
| L 1st feeding | Ref. | Months of presence of larvae | ||||
| max | Jan | Feb | Mar | Apr | ||
| min | May | Jun | Jul | Aug | ||
| mod | 3.5 | Sep | Oct | Nov | Dec | |
| Water parameters Metric characters |
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