| 1. | Fertile spikelets are pediceled, the pedicels of which are filiform.
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| 2. | The antenna is filiform, rather short with 11 segments.
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| 3. | Pseudoparaphyses are filiform, hyaline, septate, and branched.
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| 4. | The abdomen, legs, and filiform antennae are black.
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| 5. | A . cuprina is also known for its filiform antennae.
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| 6. | The body of these snails is gray to black with filiform antennae.
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| 7. | All except the filiform papillae are associated with taste buds.
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| 8. | Pedicels are curved, filiform, lemma which is long and wide.
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| 9. | It also have filiform palea is long and about wide.
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| 10. | Leaf-blades are filiform, erect and are long and broad.
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