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Aporrhais occidentalis, American pelicanfoot

Aporrhais occidentalis   Beck, 1836

American pelicanfoot

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Aporrhais occidentalis

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Gastropoda | Littorinimorpha | Aporrhaidae

Environment: milieu / climate zone / depth range / distribution range 生態學

; 深度上下限 4 - 1829 m (Ref. 83435).   ; 67°N - 36°N, 79°E - 56°E (Ref. 83435)

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | 簡介

Arctic and North America.

Length at first maturity / 大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm Max length : 7.0 cm DL 雄魚/尚未辨別雌雄; (Ref. 83435); common length : 5.1 cm SHL 雄魚/尚未辨別雌雄; (Ref. 360)

簡短描述 型態特徵

Shell: high conical spire, rather thick and solid, with swollen whorls and very impressed sutures; outer lip is broadened and forms a large unfingered expansion; both outer and columellar lips are strongly thickened; sculpture consists of a score of strong well-spaced axial ribs, usually curving, also a spiral ornament of thin, deeply incised grooves, especially marked on the body whorl; whitish cream or grayish in color; the operculum is very small, horny and ellipsoidal, with smooth edges. Body: similar to the strombids, especially in the structure of the long and narrow foot with a smaller anterior lobe and a large posterior one that bears the operculum and enables the mollusk to leap; eyes are not pedunculated, but are at the base of the tentacles; mantle cavity contains only one gill, the osphradium and in males, the copulatory organ; radula is taenioglossan.

生物學特性     字彙 (例如 epibenthic)


Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | | 孕卵數 | 仔魚

Members of the order Neotaenioglossa are mostly gonochoric and broadcast spawners. Life cycle: Embryos develop into planktonic trocophore larvae and later into juvenile veligers before becoming fully grown adults.

主要參考資料 參考文獻 | 合作者 | 合作者

Sabelli, B. and H.S. Feinberg (eds.). 1879. (Ref. 360)

IUCN 瀕危狀態 (Ref. 130435)

  未評估 

CITES狀態 (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

人類使用


| FishSource |

工具

更多資訊

國家
FAO區域
生態系
發現紀錄
簡介
Stocks
生態學
食性
食物相
俗名
同種異名
捕食者
繁殖
成熟度
產卵場
孕卵數

卵發育
年龄/大小
成長
長度-重量
長度-長度
型態特徵
仔魚
豐度
參考文獻
Mass conversion

網路資源

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (基因組, 核甘) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | 樹狀分類階層 | Wikipedia (, 搜尋) | 動物學的記錄

Estimates based on models

價格種類 (Ref. 80766): Unknown.