Exochrysis alabamensis

(Cresson, 1878)

Exochrysis alabamensis is a of cuckoo wasp in the Chrysididae, first described by Cresson in 1878. The Exochrysis comprises relatively large, robust chrysidids characterized by distinctive sculpturing and coloration patterns. This species occurs in eastern North America and, like other chrysidids, is presumed to be a of other or bees, though specific records remain limited.

Pronunciation

How to pronounce Exochrysis alabamensis: /ɛksəʊˈkrɪsɪs æləˈbeɪmɛnsɪs/

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Identification

Exochrysis alabamensis can be distinguished from other Exochrysis by its geographic distribution and subtle morphological features. Members of the are larger and more robust than many other North American chrysidids, with coarser punctation on the mesosoma. The species may be separated from the widespread E. smaragdula by differences in sculpturing and coloration, though precise diagnostic characters require examination of and original descriptions.

Distribution

Eastern United States; type locality Alabama. Records extend through the southeastern and mid-Atlantic regions.

Ecological Role

As a member of Chrysididae, this likely functions as a , laying in the nests of solitary or bees where larvae consume the 's provisions and offspring.

Similar Taxa

  • Exochrysis smaragdulaOverlapping eastern North American distribution and similar robust body form; distinguished by finer sculpturing details and coloration
  • Other Chrysidinae generaExochrysis is larger and more robust with distinctive coarse punctation compared to smaller, more slender such as Chrysis or Hedychridium

Sources and further reading