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Taxonomy
Gerris defuncta was named by Handlirsch (1910). It is an impression. Its type locality is Quilchena, which is in a Ypresian lacustrine - large mudstone in the Coldwater Beds Formation of Canada.
It was considered a nomen dubium by Nel and Paicheler (1993); it was recombined as Telmatrechus defunctus by Andersen (1998) and Damgaard (2008).
It was considered a nomen dubium by Nel and Paicheler (1993); it was recombined as Telmatrechus defunctus by Andersen (1998) and Damgaard (2008).
Synonymy list
| Year | Name and author |
|---|---|
| 1910 | Gerris defuncta Handlirsch p. 126 figs. 34, 35 |
| 1998 | Telmatrechus defunctus Andersen p. 58 figs. 54-55, 113-114 |
| 2008 | Telmatrechus defunctus Damgaard |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Telmatrechus defunctus Handlirsch 1910
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Diagnosis
No diagnoses are available