By Paulo A.V. Borges, Isabel R. Amorim, Sofia Terzopoulou, François Rigal, Brent C. Emerson, Artur R.M. Serrano (rearranged by Arved Lompe)Literaturverzeichnis ⇒
This is the original key by Borges et al. (l.c.).
#1
→ 2Elytral nodules well developed with a pattern formula 3, 3, 2, 1 [Abb. 1]; "azoricus+wollastoni+depressus" complex.
Abb. 1
→ 6-Elytral nodules well developed with a pattern formula 2, 3, 2, 1; "tornvalli" complex.
→ 8-Elytral nodules well or not so well developed with a different pattern formula; other species.
azoricus Gillerfors, 1986First three tarsomeres of all legs with one pair of long hyaline hair-like setae on ventral side; anterior margin of clypeus straight or slightly arcuate inwards; external row of the lateral margin of pronotum with 30-34 setae [Abb. 2]; pronotal and elytral setae short and obtuse (leaf shaped) [Abb. 3]; Habitus [Abb. 4]. Aedeagus as in [Abb. 5]; São Miguel and Flores Islands.
Abb. 2Abb. 3Abb. 4Abb. 5
→ 3-First three tarsomeres of all legs with two or more pairs of long hyaline hair-like setae on ventral side resembling a brush; ante-rior margin of clypeus straight.
depressus Gillerfors, 1985Lateral margins of pronotum straight and sub-parallel in the posterior half [Abb. 9]; [Abb. 10]. Aedeagus as in [Abb. 11]; Santa Maria Island.
Abb. 9Abb. 10Abb. 11
→ 5-Lateral margins of pronotum arcuate since the anterior angles to the posterior ones, slightly sinuate before the hind angles.
gabrielae Borges & Serrano, 2017Lateral margins of pronotum slightly arcuate between the anterior and the hind angles [Abb. 12]; pronotal setae obtuse, rigid and semi-erect [Abb. 13]; [Abb. 14]. Pico Island.
Abb. 12Abb. 13Abb. 14
wollastoni Crotch, 1867-Lateral margins of pronotum arcuate between the anterior and the hind angles [Abb. 15]; pronotal setae obtuse, rigid and decumbent [Abb. 16]; Faial Island.
furtadoi Borges & Serrano, 2017Setae acuminate with lateral sides slightly rounded and maximum width at middle [Abb. 17][Abb. 18]; external row of the lateral margin of pronotum with 30 or more setae; 2,6-4,24 mm. Habitus [Abb. 19]. Faial, Pico and São Jorge Islands.
relictus Borges & Serrano, 2017Lateral margins of pronotum slightly arcuate and sub-parallel in the posterior half; setae less needle shaped [Abb. 21]; 2,34-3,48 mm. Habitus [Abb. 22]. Terceira Island.
Abb. 21Abb. 22
tornvalli Gillerfors,1985-Lateral margins of pronotum arcuate since the anterior angles to the posterior ones, slightly sinuate before the hind angles; setae strongly needle-like [Abb. 22]; aedeagus as in [Abb. 23]; 2,37-3,77 mm. Habitus [Abb. 24]. São Miguel Island.
acuminatus Gillerfors, 1986First three tarsomeres of all legs with one pair of long hyaline hair-like setae on ventral side; anterior margin of clypeus marke-dly arcuate inwards; elytral nodules fair developed with a pattern formula 3/2, 3, 1/2, 0; external row of the lateral margin of pronotum with more or less 15 setae; pronotal and elytral setae long and acuminate (needle shaped);Habitus [Abb. 25]. Aedeagus as in [Abb. 26]; Pico Island.
Abb. 25Abb. 26
→ 9-First three tarsomeres of all legs with two or more pairs of long hyaline hair-like setae on ventral side resembling a brush.
pomboi Borges, 1991Anterior margin of clypeus arcuate inwards; humeral angle of elytron very protrude upwards resembling a nodule or a gibbosi-tie; elytral nodules fair developed with a pattern formula 1, 3, 3, 2, 0; Habitus [Abb. 27]. Aedeagus as in [Abb. 28]; Santa Maria Island.
Abb. 27Abb. 28
→ 10-Anterior margin of clypeus straight; humeral angle of elytron not protrude upwards.
rufonodulosus Israelson, 1984Body surface sparingly covered with setae; external row of lateral margin of pronotum with about 30 short and leaf shaped setae; elytrae with pale pattern enclosing nodules; elytral nodules developed with a pattern formula 1, 2/3, 2, 2, 1; Habitus [Abb. 29]. Aedeagus as in [Abb. 30]; Santa Maria Island.
Abb. 29Abb. 30
serranoi Borges, 1991-Body surface covered with more dense setae; external row of lateral margin of pronotum with 15-16 almost leaf shaped setae; elytral nodules evanescent with a pattern formula 3/2, 3, 2, 0/1; Habitus [Abb. 31]. Aedeagus as in [Abb. 32]; Santa Maria Island.
Gillerfors, G. (1985): Two new species of the genus Tarphius Erichson from the Azores and redescription of Tarphius wollastoni Crotch (Coleoptera: Colydiidae) - Bocagiana - Museu Municipal do Funchal, 85 >>>"F:\taxa\coleo\scans\Gillerfors1985 Tarphius Azoren.tif"
Gillerfors, G. (1986): Two new Species of Tarphius Erichson (Coleoptera, Colydiidae) and a New Species of Mniophilosoma Wollaston (Coleoptera, Chrysomelidae) From the Azores - Bocagiana - Museu Municipal do Funchal, 98 >>>"F:\taxa\coleo\scans\Gillerfors1986 Tarphius Mniophilosoma Azoren.pdf"
Borges, P. (1991): Two new species of Tarphius Erichson, 1848 (Coleoptera, Colydiidae) from the Azores - Bocagiana - Museu Municipal do Funchal, 143:1-11 >>>"F:\taxa\coleo\scans\Borges1991 Tarphius Azoren.pdf"
Borges, P.A.V. et al. (2017): Cryptic diversity in the Azorean beetle genus Tarphius Erichson, 1845 (Coleoptera: Zopheridae): An integrative taxonomic approach with description of four new species - Zootaxa, 4236(3):401-449 >>>"F:\taxa\coleo\scans\Borges_et_al2017 Tarphius Azoren.pdf"
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