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Words near each other
・ Nanno (genus)
・ Nanno de Groot
・ Nannoarctia
・ Nannoarctia conjuncta
・ Nannoarctia dentata
・ Nannoarctia himalayana
・ Nannoarctia integra
・ Nannoarctia obliquifascia
・ Nannoarctia takanoi
・ Nannoarctia tripartita
・ Nannobelus
・ Nannobotys
・ Nannobrachium
・ Nannocampus
・ Nannoceryx
Nannocetus
・ Nannocharax
・ Nannochloris
・ Nannochloropsis
・ Nannochloropsis and biofuels
・ Nannochoristidae
・ Nannodiella
・ Nannodiella fraternalis
・ Nannodiella hukuiensis
・ Nannodiella nana
・ Nannodiella oxia
・ Nannodiella vespuciana
・ Nannodiplax
・ Nannodiplax rubra
・ Nannodota


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Nannocetus : ウィキペディア英語版
Nannocetus

''Nannocetus'' is an extinct baleen whale belonging to the family Cetotheriidae.〔M. D. Uhen, R. E. Fordyce, and L. G. Barnes. 2008. Mysticeti. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary Mammals of North America II:607-628 〕〔L. G. Barnes. 1977. Outline of eastern North Pacific fossil cetacean assemblages. Systematic Zoology 25(4):321-343 〕
==Description==
''Nannocetus'' is a diminutive mysticete measuring 13 feet (4 meters) long. It is characterized by the ventral orientation (in posterior view) of the postglenoid process; postglenoid process twisted medially (in ventral view) relative to the anteroposterior axis of the skull; equal projection of the ventral and dorsal lobes of the tympanic than the dorsal lobe; deeper notch separating the two lobes of the tympanic; reniform morphology of the tympanic in ventral view; lip of the tympanic slightly inflated; sub-rectilinear medial edge of the involucrum with a step in its anterior third; anterior process of the petrosal sub-triangular; thin crista transversa of the petrosal; and pars cochlearis hemispherical.〔V. Bouetel and C. Muizon. 2006. The anatomy and relationships of Piscobalaena nanna (Cetacea, Mysticeti), a Cetotheriidae s.s. from the early Pliocene of Peru. Geodiversitas 28(2):319-395 〕

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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