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বর্গ সারাংশ for Torpediniformes
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প্রধান সুত্র |
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বর্গ |
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Torpediniformes electric rays |
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শ্রেণী |
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Elasmobranchii |
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সিষ্টার বর্গ |
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Rajiformes 50 M years |
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সূত্র |
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প্রথম জীবাষ্মের নথি |
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early Tertiary |
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দৃষ্টিগোচর হয় |
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সামুদ্রিক |
টাটকা |
ঈষৎ লোনা |
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মন্তব্য |
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Disc truncate or emarginate anteriorly; jaws extremely slender; no labial cartilages; rostrum absent or reduced. |
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শ্রেণী শব্দ প্রকরণ / মূল_উৎপক্তি শাস্ত্র |
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Greek eulanein, elasmos = metal beaten out + Greek brangchia = gills. Ref. 45335. |
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বর্গ শব্দ প্রকরণ / মূল_উৎপক্তি শাস্ত্র |
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Latin, torpere, to be stiffed, paralyzed stiffness + + Latin, forma = shape (Ref. 45335). |
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গোত্র সমূহ |
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