Lepidosaphes
Creators: name: Miller, Douglass R.
name: Williams, Douglas J.
name: Davidson, John A.
Publisher: name: Zenodo
Year: 2006
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Diaspididae
Lepidosaphes

description: Key to conifer infesting species of Lepidosaphes
1 Dorsal ducts absent from submedial areas of segment VII........................................... 2
- Dorsal ducts present in submedial areas of segment VII ............................................ 21
2 Without lateral spurs on abdomen between segments I and II or on segment II........... 3
- With lateral spurs on abdomen between segments I and II or on segment II.............. 14
3 Third space with 2 gland spines .................................................................................... 4
- Third space with fewer than 2 gland spines ............................................................... 10
4 Small or medium macroduct present on dorsum anterior of second lobe .................... 5
- Small or medium macroduct absent from dorsum anterior of second lobe ................. 7
5 Second space with 1 gland spine .................................................................................. 6
- Second space with 2 gland spines .................................................. L. pallida (Maskell)
6 Lateral margins of prepygidial segments not long and finger like; submedial ducts about same size on pygidium and prepygidium ............. L. pinea Borchsenius (in part)
- Lateral margins of prepygidial segments long, finger like; submedial ducts conspicu- ously larger on pygidium than on prepygidium ................................ L. pinicolous Chen
7 Without supernumerary perivulvar pores ...................................................................... 8
- With supernumerary perivulvar pores .................................................. L. pini (Maskell)
8 Inner lobule of second lobe about 2 times as wide as width of outer lobule; 2 gland
spines in second space................................................................................................... 9 - Inner lobule of second lobe more than 2 times as wide as width of outer lobule; 1 gland spine in second space ......................................... L. chamaecyparidis Takagi and Kawai
9 Dorsal submarginal/submedial ducts on segment VI widely spaced .............................. .................................................................... L. murreeana Williams and Miller (in part)
- Dorsal submarginal/submedial ducts on segment VI in cluster ........... L. nivalis Takagi
10 With 2 gland spines in second space ........................................................................... 11
- With 1 gland spine in second space............................................................................. 13
11 Without supernumerary perivulvar pores.................................................................... 12
- With supernumerary perivulvar pores ........................................... L. pineti Borchsenius
12 Dorsal submarginal and submedial ducts on segment 6 widely spaced ......................... .................................................................... L. murreeana Williams and Miller (in part)
- Dorsal submarginal and submedial ducts on segment 6 in cluster ...... L. newsteadi Šulc
13 With 1 gland spine in first space; without small dorsal macroduct anterior of second lobe ................................................................................................ L. juniperi Lindinger
- With 2 gland spines in first space; with small dorsal macroduct anterior of second lobe ...................................................................................... L. pinea (Borchsenius) (in part)
14 Eye not spine like ........................................................................................................ 15
- Eye spine like .............................................................................................................. 19
15 Cicatrices absent.......................................................................................................... 17
- Cicatrices present ........................................................................................................ 16
16 Gland-spine formula 1-1-2 ............................................................. L. yoshimotoi Takagi
- Gland-spine formula 2-2-3 ........................................................ L. cupressi Borchsenius
17 Head without spinules; without dorsomedial duct between median lobes.................. 18
- Head with minute spinules; thin dorsomedial duct between median lobes..................... .................................................................................... L. caribaeae Williams and Miller
18 With 0–5 ducts near base of antennae ................................... L. sciadopitysi McKenzie
- With 8–20 ducts near base of antennae ........................................ L. japonica (Kuwana)
19 With 6 enlarged marginal macroducts on each side of pygidium .............................. 20
- With 7 enlarged marginal macroducts on each side of pygidium ............ piceae (Tang)
20 Tubular ducts abundant on head and prothorax; antennae with 3 or 4 enlarged setae ... ..................................................................................................... L. junipericola (Tang)
- Tubular ducts absent or rare on head and prothorax; antennae with 1 or 2 enlarged setae ......................................................................................... L. pinifolii (Borchsenius)
21 Without minute spinules on head ................................................................................ 22
- With minute spinules on head ..................................................................................... 26
22 Eye not spine like, usually small dome or absent ....................................................... 23
- Eye spine like .............................................................................................................. 24
23 With 6 enlarged marginal macroducts on each side of pygidium ... L. keteleeriae Ferris
- With 4 or 5 enlarged marginal macroducts on each side of pygidium ............................
.................................................................................................. L. araucariae Beardsley 24 Tubular ducts on head restricted to ventral interantennal areas or absent .................. 25
- Tubular ducts scattered on head on dorsum and venter ........... L. piniroxburghii Takagi
25 Submedial macroducts absent from segments I and II; usually with 3 or more subme- dial macroducts on each side of segment VII ...................... L. pseudotsugae Takahashi
- Submedial macroducts present on segments I and II; usually with 1 or 2 submedial macroducts on each side of segment VII ............................... L. tsugaedumosae Takagi
26 Lateral spurs plate like, relatively inconspicuous, with small projection .................. 27
- Lateral spurs cone shaped, conspicuous, without basal plate ..... L. okitsuensis Kuwana
27 Ventrolateral area of segment I with cluster of 20 or more tubercle-like gland spines on each side of body ......................................................................... L. pitysophila (Takagi)
- Ventrolateral area of segment I with cluster of 10 or fewer tubercle-like gland spines on each side of body ................................................................. L. piniphila Borchsenius
description: Published as part of Miller, Douglass R., Williams, Douglas J. & Davidson, John A., 2006, Key to conifer-infesting species of Lepidosaphes Shimer worldwide (Hemiptera: Coccoidea: Diaspididae), with descriptions of two new species and a redescription of L. pallidula (Williams), pp. 23-42 in Zootaxa 1362 on pages 35-37, DOI: 10.5281/zenodo.174698