搜尋：ridge 在鮃科分類當中

符合的藏品

共找到 6 筆符合的資料

中文種名:繁星?

. Ostium elongate and cauda oblong. Colliculum low, extended over excisura. Crista superior ridge-like.....more

1/6

low. Crista superior and crista inferior ridge-like, very thick. Neck dorso-ventrally constricted.....more

2/6

. Cauda oblong. Colliculum low. Crista superior and crista inferior ridge-like, very thick. Neck dorso.....more

3/6

, with pits on surface. Crista superior and crista inferior ridge-like, thick, both poorly-developed.....more

4/6

. Collum solid bridge. Crista superior and crista inferior ridge-like, very thick, both poorly.....more

5/6

inferior ridge-like, very thick, both absent at extremes. Neck dorso-ventrally constricted. Rostrum.....more

6/6