Genus Coelioxys

Subgenus Cyrtocoelioxys Mitchell, 3 taxa

These bees are associated primarily with members of the subgenus Chelostomoides, of genus Megachile as hosts. Thus, M. exilis, M. campanulae, M. georgica, and M. rugifrons, could be hosts in Florida.

Key to females of Coelioxys subgenus Cyrtocoelioxys

    Sternum 6 either broadly or narrowly rounded, the sides neither notched, sinuate nor incurved....C. modestus

    Terminal Segments - Ventral View

    Sternum 6 either notched laterally, or incurved on each side to form an apical, narrowed projection....C. obtusiventris

Key to males of Coelioxys subgenus Cyrtocoelioxys

    Basal concavity of abdomen with an elevated, subcarinate rim....C. modestus

    T1 Carina

    Basal concavity of abdomen not carinate ....C. floridanus


Megachilidae: Coelioxys floridanus Cresson

County Records: Listed for Florida by Mitchell

Locations:

Dates:

Plants:

Notes: Mitchell described this species from the male specimens only. Occurs from NC to Florida


Megachilidae: Coelioxys modestus Smith

County Records: Listed for Florida by Mitchell

Locations:

Dates: March-August

Hosts: M. campanulae wilmingtoni

Notes: Photos here by HGH are specimens from Louisiana. Krombein reared this species. Probably from Highlands county?

Female

Dorsal Habitus
Face
Mandible
Vertex Scutum Scutellum
Petiole
Abdomen Dorsal Side
T1 Carina
Terminal Segments - Dorsal View
Lateral Habitus
Gena Pleura
Mesepisternum
Abdomen Lateral Side
Terminal Segments - Lateral View
Ventral Habitus
Head - Ventral View
Head Thorax - Ventral View
Sterna
Terminal Segments - Ventral View

Male

Dorsal Habitus
Face
Vertex Scutum Scutellum
Petiole
Abdomen Dorsal Side
T1 Carina
T3 fovea
Terminal Segments - Dorsal View
Lateral Habitus
Carina on Pronotal Tubercle
Pronotal Carina
Pronotal Carina
Gena Pleura
Abdomen Lateral Side
Terminal Segments - Lateral View
Ventral Habitus
Head - Ventral View
Head Thorax - Ventral View
Sterna
Terminal Segments - Ventral View
Wing

Megachilidae: Coelioxys obtusiventris Crawford

County Records: Listed for Florida by Mitchell, endemic?

Locations:

Dates:

Plants:

Notes: Known only from a single female related to C. modesta but distinguishable.