Astyanax aeneus © Juan Miguel Artigas Azas
墨西哥所有淡水魚類
本網站為淡水慈鯛科魚種資訊中心，有著豐富的資訊；像是文章、討論內容以及龐大的慈鯛魚種及棲地目錄可供查詢，此外還有桌布、慈鯛新聞雜誌完整索引，以及更多內容.......
Cichlasoma usumacintae
Cichlasoma usumacintae, a name proposed for an unknown cichlid species from Mexico and Guatemala by Carl Hubbs in 1935, was later described by Robert Allgayer as Vieja ufermanni. The description, however, has one major error that invalidates his attempt to describe the new species.
????发表的物种概况
Xiphophorus birchmanni (Lechner & Radda, 1987) — 作者 Juan Miguel Artigas Azas
A widespread species, yet vulnerable to local pressures reshaping its habitat and genetic integrity.
2026-04-20 10:04:09
Priapella olmecae Meyer & Espinoza-Pérez, 1990 — 作者 Juan Miguel Artigas Azas
Priapella olmecae is a livebearer from Veracruz whose survival is threatened by habitat degradation.
2026-01-12 00:00:00
Xiphophorus cortezi (Rosen, 1960) — 作者 Juan Miguel Artigas Azas
One of the easiest swordtail species native to the Pánuco drainage to keep in captivity.
2025-08-21 00:00:00
Xiphophorus montezumae Jordan & Snyder, 1899 — 作者 Juan Miguel Artigas Azas
Xiphophorus montezumae was initially believed to have a much wider distribution than is recognized today.
2025-02-18 00:00:00
Xiphophorus nigrensis (Rosen, 1960) — 作者 Juan Miguel Artigas Azas
A polymorphic species with three different morphs of males.
2024-09-11 00:00:00This site
我們的書籍與數位文件退貨政策 — 作者 Juan Miguel Artigas Azas
本政策透過明確的退款與更換條款，說明我們對顧客滿意度的承諾。對於數位產品（PDF），基於其產品性質，通常不提供退款；但若檔案損壞、不完整或錯誤，我們將提供更換服務。實體書籍均提供物流追蹤服務，如商品於送達時損壞，在及時提供相關證明的情況下，我們將免費更換。所有申請應於合理期限內提出，更換僅限於最初購買之商品。雖然運送延誤不在我們的控制範圍內，我們仍會盡力協助解決任何配送問題.
2020-01-01Subscriptions to the Freshwater Fishes of Mexico using PayPal — 作者 Juan Miguel Artigas Azas
Freshwater Fishes of Mexico offers subscriptions to people, which are administered by PayPal. The way they operate and how to cancel the renewals service are explained in this small document.
2018-10-28Our citation standards — 作者 Juan Miguel Artigas Azas
The standard used in the Freshwater Fishes of Mexico for citation of published works.
2016-08-30探索 FFM
快速存取網站的主要區塊.