Microgastrura
Stach, 1922
Species Guides
1Microgastrura is a of springtails (Collembola) in the Hypogastruridae, established by Stach in 1922. The genus comprises seven described distributed across the Caribbean, Europe, the Mediterranean, and North America. As members of Poduromorpha, these springtails are characterized by a compact body form and reduced . Species-level identification requires examination of chaetotaxy and other fine morphological details.
Pronunciation
How to pronounce Microgastrura: /ˌmaɪkroʊɡəˈstruːrə/
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Identification
Microgastrura are distinguished from other Hypogastruridae by specific patterns of setae (chaetotaxy) on the body, particularly on the tergites and furca. The name refers to the relatively small size of the gastric (abdominal) region. Accurate identification to species level requires microscopic examination and comparison with .
Distribution
Recorded from the Antilles and southern Florida, Caribbean mainland, Europe, Mediterranean region, and northern North America. Specific distribution varies by : M. jamaicensis is known from Jamaica, M. nanacatlica and M. sofiae from Mexico, and M. massoudi from Europe.
Similar Taxa
- HypogastruraSimilar compact body form and reduced ; distinguished by chaetotaxy patterns and specific arrangements of setae on abdominal segments.
- CeratophysellaShares hypogastrurid ; separation requires detailed examination of antennal and tergal chaetotaxy.
More Details
Species diversity
The contains seven described : M. duodecimoculata (Europe), M. jamaicensis (Jamaica), M. massoudi (Europe), M. minutissima (North America), M. nanacatlica (Mexico), M. sensiliata (Europe), and M. sofiae (Mexico).
Taxonomic note
The was established by Polish collembologist Jan Stach in 1922, with M. duodecimoculata as the type . The name references the relatively small gastric region compared to related genera.