 
  | Permalink: | MACRCOUR | 
| Higher taxa: | Gracillariidae (family)/ Lithocolletinae (subfamily)/ Macrosaccus (genus)/ | 
| Status: | Accepted | 
| Authorship: | Eiseman & Davis, 2017 | 
| Citation: | Macrosaccus coursetiae, sp. nov. | 
| Original genus: | Macrosaccus | 
| Publication: | Eiseman, C. S. & Davis, D. R. 2017. A new species of Macrosaccus (Lepidoptera: Gracillariidae: Lithocolletinae) from Arizona, USA. | 
| Journal: | Zootaxa | 
| Volume: | 4358 | 
| Issue: | 2 | 
| Pagination: | 385–391, figs 1–7 | 
 
                        
                        
                    | Scientific name | TypeStatus | Gender | Museum | Description | Country | Locality | Publication | URL | 
|---|---|---|---|---|---|---|---|---|
| Macrosaccus coursetiae Eiseman & Davis, 2017 | Holotype | ♂ | USNM | Holotype ♂, USNM | United States, US | United States, Arizona, Pima Co., Tucson, mine on Coursetia glandulosa 10.xi.2012, e. l. 18.xi.–05.xii.2012, leg. C.S. Eiseman & J.A. Blyth. | ||
| Macrosaccus coursetiae Eiseman & Davis, 2017 | Paratype | ♂ | USNM | Paratypes 9♂, 7♀, genitalia slides USNM 34623♂, 34759♂, 34760♀ | United States, US | United States, Arizona, Pima Co., Tucson, mine on Coursetia glandulosa 10.xi.2012, e. l. 18.xi.–05.xii.2012, leg. C.S. Eiseman & J.A. Blyth. | ||
| Macrosaccus coursetiae Eiseman & Davis, 2017 | ♀ | USNM | wing venation slide USNM 34774♀, USNM. | United States, US | United States, Arizona, Pima Co., Tucson, mine on Coursetia glandulosa 10.xi.2012, e. l. 18.xi.–05.xii.2012, leg. C.S. Eiseman & J.A. Blyth. | 
| Scientific name | Country | Province | Publication | URL | 
|---|---|---|---|---|
| Macrosaccus coursetiae Eiseman & Davis, 2017 | United States, US | Arizona | Eiseman, C. S. & Davis, D. R. 2017. A new species of Macrosaccus (Lepidoptera: Gracillariidae: Lithocolletinae) from Arizona, USA. page 389 | 
The larva forms a white blotch oon the lower leaflet surface. There is not an initial linear track as is sometimes present in gracillariid blotch mines.
| Scientific name | Plant | Plant Family | Country | Publication | URL | 
|---|---|---|---|---|---|
| Macrosaccus coursetiae Eiseman & Davis, 2017 | Coursetia glandulosa | Fabaceae | Eiseman, C. S. & Davis, D. R. 2017. A new species of Macrosaccus (Lepidoptera: Gracillariidae: Lithocolletinae) from Arizona, USA. page 391 | 
| Scientific name | Parasitoid | Parasitoid Family | Country | Publication | URL | 
|---|---|---|---|---|---|
| Macrosaccus coursetiae Eiseman & Davis, 2017 | Chrysocharis walleyi | Eulophidae | Eiseman, C. S. & Davis, D. R. 2017. A new species of Macrosaccus (Lepidoptera: Gracillariidae: Lithocolletinae) from Arizona, USA. page 391 | 
 
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                            | Scientific Name | Authorship | Rank | Status | Original Combination | 
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| Scientific Name | Authorship | Rank | Status | Original Combination | 
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