Chapter
15
CENTRAL
AND EASTERN AFRICA: OVERVIEW
The region as treated
here is comprised mainly of Angola, Cameroon, Central African Republic, Congo
(Brazzaville), Congo (Kinshasa) (formerly Zaire), Kenya, Malawi, Tanzania,
Uganda, and Zambia. The wide variety of
insects eaten includes at least 163 species, 121 genera, 34 families and 10
orders. Of this group the specific
identity is known for 128 species, only the generic identity for another 21,
only the family identity of another 12 and only the order identity of one. Gomez et al (1961) estimated that insects
furnished 10% of the animal proteins produced annually in Congo
(Kinshasa). Yet, in this region, as in
others, insect use has been greatly under-reported and under-studied. Until recently, for example, the specific
identity was known for fewer than twenty species of insects used in Congo
(Kinshasa), but, in a careful study confined only to caterpillars and only to
the southern part of the country, Malaisse and Parent (1980) distinguished 35
species of caterpillars used as food.
The extent of insect use throughout the region is probably similar to
that in Congo (Kinshasa) and Zambia, the best-studied countries. Research is needed.
Caterpillars and
termites are the most widely marketed insects in the region, but many others
are also important from the food standpoint, nutritionally, economically or
ecologically. As stated by this author
(DeFoliart 1989): "One can't help but wonder what the ecological and
nutritional maps of Africa might look like today if more effort had been
directed toward developing some of these caterpillar, termite, and other food
insect resources." The inclusion
of food insects in the Africa-wide Exhibition on Indigenous Food Technologies
held in Nairobi, Kenya, in 1995 is indicative of the resurgence of interest in
this resource by the scientific
community of the continent.
Regional Taxonomic Inventory
Taxa and
stages consumed Countries
Coleoptera
Beetles/beetle grubs Pan-regional
Bostrichidae (branch and twig borers)
Bostrichid larvae Congo
(Brazzaville)
Buprestidae (metallic woodborers)
Chrysobothris fatalis Harold, larva Angola
Psiloptera wellmani Kerremans, larva Angola
Steraspis amplipennis Fabr., larva Angola
Sternocera feldspathica White, larva Angola
Cerambycidae (long-horned beetles)
Acanthophorus capensis (author?), larva Zambia
Acanthophorus confinis Laporte, larva Zambia
Acanthophorus maculatus (author?), larva Zambia
Ancylonotus tribulus Fabr., larva Gabon
Macrotoma edulis Karsch, larva Sao
Tome & Principe
Zographus ferox Har. Angola
Cermbycid larvae Congo
(Brazzaville)
Curculionidae (weevils, snout beetles)
Rhynchophorus phoenicis Fabr., larva Pan-regional
Sipalinus aloysii (author?), larva Tanzania
Elateridae (click beetles)
Tetralobus flabellicornis Linn., larva Central
African Republic
Passalidae (bess beetles)
Passalids Congo
(Brazzaville)
Scarabaeidae (scarab beetles)
Augosoma centaurus Fabr., larva Cameroon,
Congo (Brazzaville)
Camenta sp., larva Angola
Gnathocera sp., larva Congo
(Kinshasa)
Goliathus sp., larva Congo
(Kinshasa)
Oryctes boas (Fabr.), larva Congo
(Brazzaville), Congo (Kinshasa)
Oryctes owariensis Beauv., larva Congo (Brazzaville),
Congo (Kinshasa)
Pachylomera fermoralis Zambia
Platygenia barbata Afzelius, larva Congo
(Kinshasa)
Platygenia spp., larvae Tropical
Africa
Popillia femoralis Klug, adult Cameroon
Popillia spp., adults Cameroon
Diptera
Chaoboridae (phantom midges)
Chaoborus edulis (Edwards), adult Malawi,
Tanzania, Uganda
Lake flies Kenya
Ephemeroptera
Caenidae
Caenis kungu (author?), adult Malawi
Hemiptera
Belostomatidae (giant water bugs)
Belostoma spp. Congo
(Brazzaville)
Nepidae (waterscorpions)
A nepid Congo
(Kinshasa)
Family uncertain
Nezara robusta (author?), adult Malawi
Sphaerocoris sp., adult Malawi
Homoptera
Cercopidae (spittlebugs)
A cercopid Congo
(Kinshasa)
Cicadidae (cicadas)
Afzeliada sp., adult Congo
(Brazzaville)
Ioba leopardina (author?), adult Zambia
Loba sp., adult Malawi
Monomotapa sp., adult Malawi
Orapa sp., adult Malawi
Platypleura adouma Distant, adult Congo
(Brazzaville)
Platypleura sp., adult Malawi
Platypleura stridula (author?), adult Zambia
Pyona sp., adult Malawi
Ugada giovannina Fabr., adult Congo
(Brazzaville)
Ugada limbalis Karsch, adult Zambia
Ugada limbata Fabr., adult Congo
(Brazzaville)
Ugada limbimaculata Fabr., adult Congo
(Brazzaville)
Hymenoptera
Apidae (honey bees)
Apis mellifera adansonii Latr., larva Tanzania,
Congo (Kinshasa), Zambia
Apis mellifera capensis (author?), larva Zambia
Meliponula bocandei Spin., larva Congo
(Kinshasa)
Trigona braunsi Kohl, larva Congo
(Kinshasa)
Trigona erythra interposita Darchen, larva Congo
(Kinshasa)
Trigona lendliana Fr., larva Congo
(Kinshasa)
Trigona occidentalis Darchen, larva Congo
(Kinshasa)
Trigona richardsi Darchen, larva Congo
(Knshasa)
Bee larvae Angola,
Kenya, Malawi, Uganda
Formicidae (ants)
Carebara vidua F. Smith, flying sexual Malawi,
Congo (Kinshasa), Zambia
Oecophylla smaragdina longinoda (author?), larva,
adult
Congo (Kinshasa)
Oecophylla sp. Congo
(Brazzaville)
Sternotornis sp., winged adult Congo
(Kinshasa)
Ants Gabon
Sphecidae (sphecoid wasps)
Sceliphron sp., "fly nests" Congo
(Kinshasa)
Vespidae (wasps, hornets)
Synagris sp., "fly nests" Congo
(Kinshasa)
Wasp brood Congo
(Kinshasa)
Isoptera
Termites, flying ants, white ants, etc. Pan-regional
Termitidae
Bellicositermes spp., winged adults, soldiers Congo
(Kinshasa)
Cubitermes spp., all stages Congo
(Brazzaville)
Macrotermes bellicosus Smeathman, all stages Congo
(Brazzaville)
Macrotermes falciger Gerstacker, winged adult Zambia
Macrotermes natalensis Haviland, winged adult, soldier Congo (Kinshasa)
Macrotermes spp., winged adults, soldiers Malawi, Tanzania, Congo (Kinshasa)
Macrotermes subhyalinus Rambur, winged
adult Angola,
Zambia
Macrotermes vitrialatus (Sjostedt), winged
adult Zambia
Odontotermes badius (Haviland), winged adult Zambia
Odontotermes sp. Kenya
Pseudacanthotermes spiniger Sjostedt, winged
adult Congo
(Kinshasa), Zambia
Pseudacanthotermes spp., winged adults Tanzania
Termes gabonensis (author?), winged adult, soldier Congo
(Kinshasa)
Termes spp., winged adults, queens Tanzania
Lepidoptera
Caterpillars Pan-regional
Ceratocampidae
Ceratocampid larvae (2 spp.) Congo
(Kinshasa)
Hesperiidae (skippers)
Caeliades libeon Druce, larva Congo
(Brazzaville), Congo (Kinshasa)
Lasiocampidae (eggar moths, lappets)
Catalebeda jamesoni B.-Bak, pupa Zambia
Pachypasa bilinea Walk., pupa Zambia
Limacodidae (slug caterpillars)
Limacodid caterpillars Congo
(Kinshasa), Zambia
Noctuidae (noctuids)
Busseola fusca Hmps., larva Zambia
Heliothis obsoleta Fabr., larva Zambia
Nyodes prasinodes Prout, larva Congo
(Kinshasa)
Sphingomorpha chlorea Cr., larva Zambia
Spodoptera exempta Walker, larva Zambia
Spodoptera exigua Hubner, larva Zambia
Noctuid larvae Congo
(Brazzaville)
Notodontidae (prominants)
Anaphe infracta Walsingham, larva Congo
(Brazzaville), Zambia
Anaphe panda (Boisd.), larva Tanzania,
Congo (Kinshasa)
Anaphe sp., larva Cameroon,
Congo (Brazzaville), Congo (Kinshasa)
Antheua insignata Gaede, larva Congo
(Kinshasa)
Desmeocraera sp., larva Zambia
Drapetides uniformis Swinhoe, larva Congo
(Kinshasa)
Elaphrodes lactea Gaede, larva Congo
(Kinshasa)
Rhenea mediata Walker, larva Congo
(Kinshasa)
Notodontid larvae (3 additional species) Congo
(Kinshasa)
Nymphalidae (brush-footed butterflies)
Nymphalid larvae Congo
(Kinshasa)
Psychidae (bagworm moths)
Clania moddermanni (author?), larva Congo
(Kinshasa)
Eumeta cervina Druce, larva Congo
(Kinshasa)
Eumeta rougeoti Bourgogne, larva Congo
(Kinshasa)
Saturniidae (giant silkworm moths)
Anthocera monippe (author?), larva Gabon
Anthocera spp., larvae Gabon
Anthocera teffraria (author?), larva Gabon
Athletes gigas Sonthonnax, larva Congo
(Kinshasa)
Athletes semialba Sonthonnax, larva Congo
(Kinshasa)
Bunaea alcinoe Stoll, larva Tanzania,
Congo (Kinshasa), Zambia
Bunaeopsis aurantiaca Rothschild, larva Congo
(Brazzaville), Congo (Kinshasa)
Bunaeopsis sp., larva, pupa Zambia
Cinabra hyperbius Westwood, larva Congo
(Kinshasa), Zambia
Cirina forda Westwood, larva Congo
(Brazzaville), Congo (Kinshasa), Zambia
Gonimbrasia belina Westwood, larva Malawi,
Zambia
Gonimbrasia hecate Rougeot, larva Congo
(Kinshasa)
Gonimbrasia richelmanni Weymer, larva Congo
(Kinshasa)
Gonimbrasia zambesina Walker, larva Congo
(Kinshasa)
Goodia kuntzei Dewitz, larva Congo
(Kinshasa)
Gynanisa maia ata Strand, larva Malawi, Congo
(Kinshasa), Zambia
Holocerina agomensis Karsch, larva Zambia
Imbrasia dione Fabr., larva Congo
(Kinshasa)
Imbrasia epimethea Drury, larva Congo
(Kinshasa), Zambia
Imbrasia ertli Rebel, larva Angola
Imbrasia macrothyris Rothschild, larva Congo
(Kinshasa)
Imbrasia obscura (author?), larva Congo
(Brazzaville)
Imbrasia rubra Bouvier, larva
Congo (Kinshasa)
Imbrasia spp., larvae Congo
(Brazzaville), Congo (Kinshasa)
Imbrasia truncata (author?), larva Congo
(Brazzaville), Congo (Kinshasa)
Lobobunaea christyi Sharpe, larva Zambia
Lobobunaea saturnus Fabr., larva Congo
(Kinshasa), Zambia
Melanocera parva Rothschild, larva Congo
(Kinshasa)
Micragone ansorgei Rothschild, larva Zambia
Micragone cana Aurivillius, larva Congo
(Kinshasa)
Micragone herilla Westw., larva Congo
(Kinshasa)
Nudaurelia oyemensis (author?), larva Congo
(Brazzaville), Congo (Kinshasa)
Nudaurelia spp., larvae Congo
(Kinshasa)
Pseudantheraea discrepens Butler, larva Congo
(Brazzaville)
Tagaropsis flavinata Walker, larva Congo
(Kinshasa)
Saturnia marchi (author?), larva Gabon
Urota sinope Westw., larva Gabon,
Congo (Kinshasa)
Usta terpsichore M.& W., larva Angola
Sphingidae (sphinx or hawk-moths)
Herse convolvuli (Linn.), larva Zambia
Nephele comma Hoppfer, pupa Zambia
Sphingid larvae Congo
(Brazzaville), Congo (Kinshasa)
Odonata
Family uncertain
Dragonfly nymphs Cameroon,
Congo (Brazzaville)
Orthoptera
Acrididae (short-horned grasshoppers)
Acanthacris ruficornis Fabr., adult Congo (Brazzaville),
Malawi, Zambia
Acorypha nigrovariegata (author?), adult Zambia
Acrida sulphuripennis Gerstacker, adult Zambia
Affroxyrrhepes procera Burmeister, adult Congo
(Brazzaville)
Affroxyrrhepes sp., adult Zambia
Amblyptymus sp., adult Zambia
Ampe sp., adult Congo
(Brazzaville)
Cantatops ornatus (author?), adult Zambia
Cantatops sp., adult Zambia
Cantatops spissus Walker, adult Congo
(Brazzaville)
Cardeniopsis guttatus (author?), adult Zambia
Chirista compta Walker, adult Congo
(Brazzaville)
Cyathosternum sp., adult Zambia
Cyrtacanthacris aeruginosa (author?), adult Malawi,
Zambia
Cyrtacanthacris septemfasciata Serville, adult
Malawi,
Tanzania, Uganda, Congo (Kinshasa), Zambia
Cyrtacanthacris tartaria (author?), adult Zambia
Gastrimargus africanus Saussure, adult Congo
(Brazzaville)
Heteracris guineensis Krauss, adult Congo
(Brazzaville)
Homoxyrrhepes punctipennis Walker, nymph,
adult Congo
(Kinshasa)
Locusta m. migratoria Linn., adult Congo (Brazzaville), Tanzania, Uganda,
Zambia
Locusta migratoria migratorioides R.& F., adult Congo
(Kinshasa), Zambia
Locustana pardalina (Walker), adult Zambia
Oedaleus nigrofasciatus (author?), adult Zambia
Ornithacris spp., adults Zambia
Ornithacris turbida (author?), adult Congo
(Brazzaville)
Oxycantatops congoensis Sjostedt, adult Congo
(Brazzaville)
Poecilocerastis sp., adult Zambia
Schistocerca gregaria Forskal, adult Tanzania,
Uganda, Zambia
Schistocerca peregrinatoria Linn. Angola
Grasshoppers/ locusts Pan-regional
Blattidae (roaches)
Cockroaches Congo
(Kinshasa)
Gryllidae (crickets)
Acheta spp., adults Zambia
Brachytrupes membranaceus Drury, adult Pan-regional
Gryllus bimaculatus De Geer, adult Zambia
Gryllotalpidae (mole crickets)
Gryllotalpa africana Palisot Uganda
Tettigoniidae (long-horned grasshoppers)
Ruspolia differens Audinet-Serville, adult Uganda,
Congo (Kinshasa), Zambia
Ruspolia vicinus Walker, adult Malawi,
Tanzania
Tettigonia sp. Congo
(Brazzaville)
Much information is
available on the insect foods in this region, and highlights are briefly
summarized below under each country, with countries treated in alphabetical
order (except that Congo (Kinshasa) which was still known as Zaire when this
chapter was written is still located between Uganda and Zambia). Nutrient analyses have been conducted in
several countries, with especially valuable studies in Angola and Congo
(Kinshasa). Partly because of their
remarkable abundance caterpillars and termites are not only of great
nutritional importance but also of great ecological importance. In studies in Malawi, Congo (Kinshasa) and
Zambia, the food importance of caterpillars has been shown to be a factor that
can result in better forest management and protection. Throughout the region, generally, insects
are a favored food and widely marketed.
In Angola, Oliveira et al provide nutrient analyses of four commonly eaten species, a termite, two species of saturniid caterpillars and the palm weevil larva (see Angola Table 1). The insects are shown to be high in crude protein, calories and many of the important vitamins and minerals. The termite, Macrotermes subhyalinus, and the palm weevil larva, Rhynchophorus phoenicis, are especially high in energy value, 613 and 561 kcal/100 g, respectively, and the weevil larva and the saturniid caterpillar, Usta terpsichore, are high in zinc, thiamine and riboflavin. The caterpillar is also a rich source of iron. Of other insects, Wellman mentions that the people are very fond of roasted locu