Toumeyella Cockerell, 1895

Kondo, Takumasa & González, Héctor, 2018, Description of a new species of Toumeyella Cockerell (Hemiptera: Coccomorpha: Coccidae) on Crataegus mexicana Moc. and Sessé ex DC. (Rosaceae), Insecta Mundi 2018 (634), pp. 1-9 : 2

publication ID

https://doi.org/ 10.5281/zenodo.4645883

publication LSID

lsid:zoobank.org:pub:33987724-D08D-4BE0-80E9-DDF1F259A9D1

DOI

https://doi.org/10.5281/zenodo.4646004

persistent identifier

https://treatment.plazi.org/id/C34D8799-112A-9E23-FF60-9144FB49EBCA

treatment provided by

Felipe

scientific name

Toumeyella Cockerell
status

 

Genus Toumeyella Cockerell View in CoL View at ENA

Type species. Lecanium (Toumeyella) mirabile Cockerell 1895: 2 .

Generic diagnosis. The genus Toumeyella View in CoL can be diagnosed within the family by the following combination of features: i) body of adult female convex to globular, often heavily sclerotized at maturity; ii) dorsal setae generally sharply spinose, rarely bluntly spinose or lanceolate; iii) eyes absent; iv) sclerotic pores, tubercles, pocket-like sclerotizations and tubular ducts absent on dorsum; v) preopercular pores well developed; vi) dorsal microducts variable in structure (either unilocular or bilocular depending on the species), all of similar size, evenly scattered on dorsum; vii) anal plate setae 3–25 in number, usually less than 10 on each plate; viii) anal plates located at about 1/5 to 1/4 of body length from posterior margin; ix) sclerotized crescent around anal plates present or absent; x) stigmatic clefts shallow or absent; xi) stigmatic setae usually in 3 pairs (rarely 2 or 4, or absent in some species); xii) perivulvar and spiracular pores with 4–7 loculi, species with 5 loculi common; xiii) anterior and posterior spiracular pore bands extending in a continuous row from area around spiracles to margin; xiv) ventral tubular ducts of one type, restricted to perivulvar region and posterior abdominal segments, but not extending anteriorly in a mediolateral line, nor present elsewhere; and xv) antennae and legs greatly reduced.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Coccidae

GBIF Dataset (for parent article) Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF