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1)hypostoma

[hai'p?st?m?],´¹´½;Ï¿ڰå

2)hypostomeª¤,´¹´½£¬¿ÚÏ°å(À¥³æ)

3)Vertical labiomental flap of lower lip,Ï´½´¹Ö±ò¤´½°ê

4)flap-mouthed,×촽ϴ¹µÄ

5)hypolappet,Ï¿ڴ½

6)bootom couch (roll) lip (of slice),Ï´½°å

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The dorsal end is curved geniculately, and there are the thickened hypolappet and triangular apertural invgination at the ventral side.

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