WebOrder Caudata (Urodela) Tailed amphibians with 2 or 4 legs; moist, usually smooth, glandular skin; the most generalized of the living amphibians not only in structure but also in way of life; 10 families, 68 genera, and approximately 740 species. Suborder Cryptobranchoidea. The most primitive salamanders; external fertilization; angular bone ... WebSuborder Cryptobranchoidea. Family Cryptobranchidae. Thumbnail description Cryptobranchids are large aquatic salamanders with dorsoventrally flattened bodies, short limbs, and laterally compressed tails; metamorphosis is incomplete; lateral folds present on the body and limbs are highly vascularized; eyelids are absent, and the eyes are small ...
A new stem hynobiid salamander (Urodela, Cryptobranchoidea) …
WebCryptobranchoidea — Dunn, 1922, Am. Nat., 56: 424. explicit superfamily. Treated as a suborder by Kuhn, 1965, Die Amphib.: 33. Megalobatrachinae — Kuhn, 1965, Die … WebCryptobranchids are essentially metamorphic in their skull morphology, but retain other larval features, such as lidless eyes, a poorly developed tongue pad, lower labial lobes, … shari moidel immigration lawyer
Cryptobranchus alleganiensis - Wikispecies - Wikimedia
WebMar 4, 2024 · Fertilization in the suborder Cryptobranchoidea is external. In all other salamanders, fertilization is usually internal; males of such forms often produce a spermatophore, or sperm case, which the female takes into … WebCryptobranchoidea [Taxonomy: Cấp: genus (hiển thị là Chi) Liên kết: † Chunerpeton: Tuyệt chủng: true: Luôn hiển thị: có (cấp quan trọng) Chú thích phân loại: – Chú thích phân loại cấp trên: – WebThere are ten families belonging to the order Caudata, divided into three suborders. The clade Neocaudata is often used to separate Cryptobranchoidea and Salamandroidea from the Sirenoidea. Read more about this topic: Salamander poppo of middle friesland