Valid Names Results

Duplachionaspis exalbida (Cockerell, 1902) (Diaspididae: Duplachionaspis)

Nomenclatural History

• Chionaspis exalbida Cockerell 1902g: 112. Type data: SOUTH AFRICA: Natal, Howick, on Aloe sp., by C. Fuller. Lectotype, female, by subsequent designation (Muntin1970a,38). Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; accepted valid name
• Duplachionaspis exalbida (Cockerell, 1902); MacGillivray 1921: 333. change of combination
• Nelaspis exalbida (Cockerell, 1902); Hall 1946a: 526. change of combination
• Duplachionaspis exalbida (Cockerell, 1902); Balachowsky 1954e: 376. revived combination (previously published)

Common Names

Ecological Associates

Hosts:

Families: 1 | Genera: 1

Foes:

Families: 2 | Genera: 2

Geographic Distribution

Keys

• Muntin1977: pp.8 ( Adult (F) ) [Key to species of Duplachionaspis from southern Africa]
• Hall1946a: pp.526 ( ) [Key to species of Nelaspis] Key as: Nelaspis exalbida
• MacGil1921: pp.333 ( Adult (F) ) [Species of Duplachionaspis] Key as: Duplachionaspis exalbida

Remarks

• Structure: Male covers parallel-sided, white, smooth or fairly carinate. Adult female elongate, slightly fusiform, about 1.1 mm long, prosoma membranous. Second instar exuviae with numerous dorsosubmedian pygidial ducts. First instar exuviae with numerous dorsosubmedian pygidial ducts. First instar exuviae with 5-segmented antennae, apical segment non-annulate. Cephalic margin notched and paired dorsocephalic ducts present (Munting, 1977).
• Biology: Duplachionaspis exalbida often becomes extremely numerous on aloes particularly the larger species and may completely cover them. However, the plant is seldom killed by such an infestation (Munting, 1977).
• General Remarks: Detailed description and illustration by Munting (1977).

Illustrations

Citations