Ceratostigma Li, 2002

Jie, Lulan, Liang, Feiyang & Liu, Xingyue, 2022, Revision of the bark louse genus Ceratostigma Li, 2002 (Psocodea: Psocidae: Psocinae) with description of a new species from China, Zootaxa 5168 (2), pp. 196-206 : 197

publication ID

https://doi.org/ 10.11646/zootaxa.5168.2.6

publication LSID

lsid:zoobank.org:pub:2C8FA1A7-53AD-4611-B88E-C09A62845C83

DOI

https://doi.org/10.5281/zenodo.6877181

persistent identifier

https://treatment.plazi.org/id/03B087BD-FF14-FFAC-B5F3-FDD1C0C2F9A5

treatment provided by

Plazi

scientific name

Ceratostigma Li, 2002
status

 

Ceratostigma Li, 2002 View in CoL

Ceratostigma Li, 2002: 1595 View in CoL .

Type species: Ceratostigma gracilis Li, 2002: 1595 , by original designation.

Diagnosis. Forewing with veins on basal two-thirds yellowish or grayish white; Sc usually ending free; Rs and M meeting in a point or fused for a short distance; CuA 1-2 and M+CuA 1 nearly in a line. Male genitalia: Hypandrium of asymmetrical, simple plate, medially with a ridge. Female genitalia: Epiproct subtriangular. Paraproct subtriangular. Subgenital plate with a short and distally rounded egg guide; pigmented area slightly sclerotized, roughly T-shaped, stem of T-shaped marking more than two times as long as basal width. Dorsal valve of gonapophyses broad, pointed at tip, inner margin with a strongly sclerotized area at base; external valve with a triangular posterior lobe.

Distribution. China, Indonesia.

Key to species of Ceratostigma

1 Male ............................................................................................... 2

- Female............................................................................................. 5

2 Radial fork with branches diverging at an angle less than 90°................................................... 3

- Radial fork with branches diverging at an angle more than 90° ( Fig. 23 View FIGURES 23–27 ).................... Ceratostigma stagona sp. n.

3 Radial fork with branches diverging at an angle of about 60°; epiproct distally pointed.............................. 4

- Radial fork with branches diverging at an angle of about 30°; epiproct distally rounded (New et al. 2002: figs 124, 128).................................................................... Ceratostigma lisae ( Thornton, 1984) comb. n.

4 Hypandrium distally narrowed ( Figs 20–21 View FIGURES 16–22 )........................ Ceratostigma macrostigmatum ( Li & Yang, 1987) View in CoL

- Hypandrium distally not narrowed ( Figs 5–6 View FIGURES 1–7 )....................................... Ceratostigma gracilis Li, 2002

5 Cells r3 and r5 almost hyaline; radial fork with branches diverging at an angle less than 90° ( Thornton 1984: fig. 154)..................................................................... Ceratostigma lisae ( Thornton, 1984) comb. n.

- Cells r3 and r5 brown; radial fork with branches diverging at an angle of about 90°................................. 6

6 Basal one-fifth of the forewings with a slightly curved grayish white stripe; pigmented area in egg guide flatted at tip ( Figs 8, 14–15 View FIGURES 8–15 )...................................................................... Ceratostigma gracilis Li, 2002

- Basal one-fifth of the forewings with a V-shaped grayish white marking; pigmented area in egg guide pointed at tip ( Figs 34 View FIGURES 34–38 , 43–44 View FIGURES 39–44 )........................................................................ Ceratostigma stagona sp. n.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Psocodea

Family

Psocidae

Loc

Ceratostigma Li, 2002

Jie, Lulan, Liang, Feiyang & Liu, Xingyue 2022
2022
Loc

Ceratostigma

Li, F. S. 2002: 1595
2002
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