Mortoniella, Blahnik & Holzenthal, 2017

Blahnik, Roger J. & Holzenthal, Ralph W., 2017, Revision of the northern South American species of Mortoniella Ulmer 1906 (Trichoptera: Glossosomatidae: Protoptilinae) *, Insecta Mundi 2017 (602), pp. 1-251 : 127

publication ID

https://doi.org/ 10.5281/zenodo.5170203

publication LSID

lsid:zoobank.org:pub:AB1A57F0-7CB4-4830-920B-DF219740A596

persistent identifier

https://treatment.plazi.org/id/03F687A7-FF78-F887-FF01-B8A640D0FA6F

treatment provided by

Felipe

scientific name

Mortoniella
status

 

Key to females of the subgenera and species groups of Mortoniella View in CoL , and species of the velasquezi group

1.

2(1).

— Sternum VII with transverse row of very elongate setae ( Fig. 119A, B View Figures 119-120 ) velasquezi group, subgenus ( Nanotrichia ) ............................................................................................................. 4 Sternum VII without row of elongate setae .............................................................................. 2 Tergum VIII with posterior margin invaginated, setation on posterior margin grouped or with 2 setae on mesal projection (except in M. catherinae , n. sp., Fig. 108 View Figures 108-109 , with only weak posteromesal invagination) ........................................................................................................ 3 Tergum VIII without posteromesal invagination, setae more or less uniformly distributed on posterior margin ............................................................................................................................

...... leroda group and species “unplaced to species group,” subgenus ( Mortoniella View in CoL ) 3(2).

Tergum VIII with elongate setae on posterior margin grouped on either side of mesal invagination ( Fig. 105B View Figure 105 , 106B, 107B View Figures 106-107 , 109B View Figures 108-109 ) .... bilineata group, subgenus ( Mortoniella View in CoL ) Tergum VIII with tab-like posteromesal projection bearing 2 elongate setae ( Fig. 116B, 117B)

............................................................................... ormina group, subgenus ( Nanotrichia )

4(1).

— Tergum IX with a distinct projecting dorsal lobe ( Fig. 124A, 124B View Figures 121-125 ) ...... M. spangleri , n. sp. Tergum IX without distinct projecting dorsal lobe ................................................................... 5

5(4).

— Tergum IX, in dorsal view, with posteromesal invagination ( Fig. 119C View Figures 119-120 , 125 View Figures 121-125 ) ....................... 6 Tergum IX, in dorsal view, with rounded apicomesal projection ( Fig. 121B View Figures 121-125 ) ......................... 8 6(5).

Apicomesal invagination of tergum IX relatively wide, lateral lobes more rounded ( Fig. 125 View Figures 121-125 ) .......................................................................................................................... M. coheni , n. sp.

Apicomesal invagination of tergum IX narrow, lateral lobes more quadrate ( Fig. 119C, 120 View Figures 119-120 ) ..................................................................................................................................................... 7

7(6).

— Lateral lobes of tergum IX distinctly quadrate, anteromesal margin with “post” of crypt more evident ( Fig. 119C View Figures 119-120 ) ................................................................................. M. velasquezi (Flint) Lateral lobes of tergum IX subquadrate; anteromesal margin with “post” of crypt less evidently projecting ( Fig. 120 View Figures 119-120 ) ...................................................................................... M. cognata , n. sp. 8(4).

— Apicomesal projection of tergum IX weakly produced; lateral lobes less evidently rounded ( Fig. 123 View Figures 121-125 ) ............................................................................................. M. venezuelensis , n. sp. Apicomesal projection of tergum IX more distinctly produced (evident also in lateral view, Fig. 121A View Figures 121-125 ); lateral lobes distinctly rounded ( Fig. 121B, 122 View Figures 121-125 ).......................................................... 9

9(8).

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