Gammarus hyalelloides
Gammarus hyalelloides | |
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Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Malacostraca |
Order: | Amphipoda |
Family: | Gammaridae |
Genus: | Gammarus |
Species: | G. hyalelloides
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Binomial name | |
Gammarus hyalelloides Cole, 1976
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Gammarus hyalelloides is a species of
Description and ecology
Gammarus hyalelloides is the smallest freshwater amphipod in North America. Males are 5.8–7.8 mm (0.23–0.31 in) long, while sexually mature females are 5.0–7.3 mm (0.20–0.29 in).[2] They live in beds of Chara at the mouth of Phantom Lake Spring.[2]
Gammarus hyalelloides makes up more than 70% of the diet of
Taxonomic history
The first collections of G. hyalelloides were made in 1967 at the Phantom Lake Spring.[2] The amphipods were originally thought to be the common and widespread Hyalella azteca, but were later recognized as a new and distinct species of Gammarus.[2]
The type specimens were deposited in the
G. hyalelloides is part of the Gammarus pecos species complex, alongside Gammarus pecos and Gammarus desperatus; all three species are restricted to the Pecos River basin of Texas and New Mexico.[4]
References
- ^ . Retrieved 17 November 2021.
- ^ JSTOR 3225355.
- .
- .