Papilio demodocus

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Citrus swallowtail
Citrus swallowtail Christmas butterfly (Princeps papilio demodocus) 04.jpg
Citrus swallowtail Christmas butterfly (Princeps demodocus) fresh.jpg
Both in KwaZulu Natal, South Africa
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Papilionidae
Genus: Papilio
Species:
P. demodocus
Binomial name
Papilio demodocus
Esper, 1798 [2] [3]
Synonyms
  • Papilio demodocus var. nubilaCapronnier, 1881
  • Papilio demodocus decusdemoSuffert, 1904
  • Papilio demodocus albicansSuffert, 1904
  • Papilio demodocus ab. karemaStrand, 1911
  • Papilio demodocus ab. carieiLe Cerf, 1913
  • Papilio demodocus ab. tessmanniSchultze, 1914
  • Papilio demodocus ab. confluaStrand, 1914
  • Papilio demodocus f. epunctatusLe Cerf, 1927
  • Papilio demodocus demodocus ab. minorDufrane, 1936
  • Papilio demodocus demodocus ab. junctaDufrane, 1936
  • Papilio demodocus demodocus ab. semijunctaDufrane, 1936
  • Papilio demodocus demodocus ab. mathieuiDufrane, 1936
  • Papilio demodocus demodocus ab. houzeauiDufrane, 1936
  • Papilio demodocus f. longsdoniKrüger, 1937
  • Papilio demodocus f. oblongulaBerio, 1941
  • Papilio demodocus f. vigintaBerio, 1941
  • Papilio demodocus f. adlaBerio, 1941
  • Papilio demodocus demodocus ab. vreurickiDufrane, 1946
  • Papilio demodocus demodocus ab. duboisiDufrane, 1946
  • Papilio demodocus demodocus ab. aurantiacaDufrane, 1946
  • Papilio demodocus demodocus ab. ochreaDufrane, 1946
  • Papilio demodocus ab. dufraneiBerger, 1950
  • Papilio demodocus ab. overlaetiBerger, 1950
  • Papilio demodocus f. confluensStorace, 1963
  • Papilio demodocus f. bennettoidesStorace, 1963
  • Papilio demodocus f. atromaculatusStorace, 1963
  • Papilio demodocus f. continuaStorace, 1963
  • Papilio demodocus f. deminutaStorace, 1963
  • Papilio demodocus f. flavocinctaStorace, 1963
  • Papilio demodocus f. latevittataStorace, 1963
  • Papilio demodocus f. pseudopraesesStorace, 1963
  • Papilio demodocus ab. belonotaVári, 1976
  • Papilio bennettiDixey, 1898
Early instar of Papilio demodocus larva Papilio demodocus larva 0.jpg
Early instar of Papilio demodocus larva

Papilio demodocus, the citrus swallowtail or Christmas butterfly, is a swallowtail butterfly which commonly occurs over the entirety of sub-Saharan Africa, including Madagascar, besides the southern Arabian Peninsula. The caterpillars feed on various native plants of especially the family Rutaceae, but have also taken to the leaves of cultivated citrus trees. [4]

Contents

Life cycle

Citrus swallowtails pass through approximately three generations per year.

Eggs

Female butterflies lay their eggs singly on citrus leaves. After about six days, the egg hatches into an immature larva.

Immature larva

The immature larvae are black, yellow, and white with spikes. Their coloration provides effective camouflage, as they resemble bird droppings. They grow to a length of 10 or 15 mm before changing into mature larvae.

Mature larva

Mature larvae are green with white or pink markings and eyespots. They grow to a maximum length of about 45 mm.

Mature caterpillars lack the camouflage of their immature state. Instead, when threatened by a bird or other predator, they produce a forked, orange-coloured organ known as an osmeterium. The organ emits a strong smell which acts as a discouragement to the predator. The larvae are sometimes known as 'orange dogs'.

Pupa

The caterpillars attach themselves to branches with silk, transforming into pupae. They remain in the pupal form for two to three weeks before emerging as adults.

Adult

Adult butterflies have black and yellow markings with red and blue eyespots. Female butterflies tend to be larger than males.

An adult visiting ixoras in the garden Citrus swallowtail on the wing.jpg
An adult visiting ixoras in the garden

Natural enemies

As with most butterflies, various predators, parasitoids and diseases attack Papilio demodocus, so that integrated pest management is generally the most rational approach to control of infestations, paying due attention to avoiding destruction of the populations of enemies. In particular parasitic wasps in the family Encyrtidae, such as some species of the genus Ooencyrtus develop in Papilio eggs. Other parasitoidal wasps in families such as Chalcididae and Braconidae (for example genus Apanteles ) attack the larvae, and Pteromalidae (for example genus Pteromalus ) are parasitoids of the pupae. Predatory insects such as certain Heteroptera, in particular Reduviidae known as assassin bugs, and some Pentatomidae attack the larvae, and certain Mantodea such as genus Sphodromantis attack both larvae and adults.

Taxonomy

Papilio demodocus is a member of the demoleus species group. The clade members are:

Subspecies

Mating system

Courtship

Courtship is more or less the same in all Papilionidae. Once a female enters the visual field of a male, the male moves quickly to hover over her so that his wings beat rapidly. The female is then induced to land so that the male can attempt to mate with her. There are various ways in which the male entices the female, including visual, olfactory, tactile, and auditory cues. Of particular interest is the use of olfactory cues. Male butterflies produce pheromones from different structures, such as that of the anal fold of the hindwing, [5] that cause the females to perform the appropriate response. Sometimes, however, a female can choose to reject a male's attempt at mating, often because she has already mated. She can do so by either avoiding his approach or, if she lands, she will flap her wings quickly and deliberately all while raising her abdomen until the male flies away. In this way, courtship is primarily a female's choice. [6] Furthermore, it has been observed that females also produce a pheromone that aids males in determining whether a female has already mated or not. [7]

Mating

This species primarily mates via the lek system, in which there are aggregations of males on small mating territories. When the female reaches the lek, she changes her behavior so that she helps the males to detect her by performing a long and obvious circular flight. The species operates on a polygynous system in which one male has the ability to mate with several females in one breeding season. [7] In Papilio glaucus , that which is of the same genus of this species, the lack of male-male competition, strong rapid flight, dispersed abundant food, and oviposition sights helped to support the idea of mating system based on polygyny. [8] The females are prevented from mating with other males when the male emits a sphragis, which prevents other males from mating with the female, ensuring that only the sperm from this male fertilizes the eggs. [6] The physical act of copulation takes between one half hour to two hours. During this time, the male spermatophore is transferred to the female's bursa. The spermatophore is then absorbed and its nutrient (protein) contents are given to the female's eggs as a food source. [6] For this reason, the male makes an indirect investment to his offspring, given that he offers them a food source, being beneficial to the female given that she risks less of her own well-being to bear her offspring. Therefore, a male is considered more fit with a larger ejaculation, given that he allows his offspring to feed so that his own genes may be passed on efficiently. [7]

Mistakes and diversity

Mate assessment involves the discrimination of conspecifics, so that mating requires that males and females recognize and mate with individuals of the appropriate sex and species, as indicated by the appropriate chemical and visual cues that are made. [7] Sometimes, homosexual copulation has been seen in addition to two males upon one female. Very rarely do females accept a mate from a different species or genus, and if they do, it is usually because they are too immature to realize the correct sexual cues of males from their own species. [6] However, these "incorrect" matings do occur so that there is diversity in the species, as seen through the different larval patterns that have evolved in the species, depending on the type of plant the eggs are laid upon. [9]

Mating pair Papillio demodocus 4.7.24 McBrideJPG.jpg

Related Research Articles

<i>Papilio glaucus</i> Species of insect

Papilio glaucus, the eastern tiger swallowtail, is a species of butterfly native to eastern North America. It is one of the most familiar butterflies in the eastern United States, ranging north to southern Ontario, Canada, and is common in many different habitats. It flies from spring until fall, during which it produces two to three broods. Adults feed on the nectar of many species of flowers, mostly from those of the families Apocynaceae, Asteraceae, and Fabaceae. P. glaucus has a wingspan measuring 7.9 to 14 cm. The male is yellow with four black "tiger stripes" on each forewing. Females may be either yellow or black, making them dimorphic. The yellow morph is similar to the male, but with a conspicuous band of blue spots along the hindwing, while the dark morph is almost completely black.

<span class="mw-page-title-main">Swallowtail butterfly</span> Butterflies of family Papilionidae

Swallowtail butterflies are large, colorful butterflies in the family Papilionidae, and include over 550 species. Though the majority are tropical, members of the family inhabit every continent except Antarctica. The family includes the largest butterflies in the world, the birdwing butterflies of the genus Ornithoptera.

<i>Papilio polyxenes</i> Species of insect

Papilio polyxenes, the (eastern) black swallowtail, American swallowtail or parsnip swallowtail, is a butterfly found throughout much of North America. An extremely similar-appearing species, Papilio joanae, occurs in the Ozark Mountains region, but it appears to be closely related to Papilio machaon, rather than P. polyxenes. The species is named after the figure in Greek mythology, Polyxena, who was the youngest daughter of King Priam of Troy. Its caterpillar is called the parsley worm because the caterpillar feeds on parsley.

<i>Papilio troilus</i> Species of butterfly

Papilio troilus, the spicebush swallowtail or green-clouded butterfly, is a common black swallowtail butterfly found in North America. It has two subspecies, Papilio troilus troilus and Papilio troilus ilioneus, the latter found mainly in the Florida peninsula. The spicebush swallowtail derives its name from its most common host plant, the spicebush, members of the genus Lindera.

<span class="mw-page-title-main">Osmeterium</span> Odoriferous defensive structure

The osmeterium is a defensive organ found in all papilionid larvae, in all stages. The organ is situated in the prothoracic segment and can be everted when the larva feels threatened. The everted organ resembles a fleshy forked tongue, and this along with the large eye-like spots on the body might be used to startle birds and small reptiles. The osmeterial organ remains inside the body in the thoracic region in an inverted position and is everted when the larva is disturbed in any way emitting a foul, disagreeable odor which serves to repel ants, small spiders and mantids. To humans, this odour is rather strong but not unpleasant, usually smelling like a concentrated scent of the caterpillar's food plant and pineapple.

<i>Papilio rutulus</i> Species of butterfly

Papilio rutulus, the western tiger swallowtail, is a swallowtail butterfly belonging to the Papilionidae family. The species was first described by Hippolyte Lucas in 1852.

<i>Eurytides marcellus</i> Species of butterfly

Eurytides marcellus, the zebra swallowtail, is a swallowtail butterfly native to the eastern United States and south-eastern Canada. It is the state butterfly of Tennessee. Its distinctive wing shape and long tails make it easy to identify, and its black-and-white-striped pattern is reminiscent of a zebra. The butterflies are closely associated with pawpaws, and are rarely found far from these trees. The green or black caterpillars feed on the leaves of various pawpaw species, while the adults feed on flower nectar and minerals from damp soil.

<i>Papilio demoleus</i> Species of butterfly

Papilio demoleus is a common and widespread swallowtail butterfly. The butterfly is also known as the lime butterfly, lemon butterfly, lime swallowtail, and chequered swallowtail. These common names refer to their host plants, which are usually citrus species such as the cultivated lime. Unlike most swallowtail butterflies, it does not have a prominent tail. When the adult stage is taken into consideration, the lime swallowtail is the shortest-lived butterfly, with male adults dying after four days and females after a week. The butterfly is native to Asia and Australia, and can be considered an invasive pest in other parts of the world. The butterfly has spread to Hispaniola island in the Western Hemisphere, and to Mahé, Seychelles.

<i>Papilio polymnestor</i> Species of butterfly

Papilio polymnestor, the blue Mormon, is a large swallowtail butterfly found in south India and Sri Lanka. It is the "state butterfly" of the Indian state of Maharashtra. With a wingspan of 120–150 mm, it is the fourth largest butterfly of India.

<i>Papilio cresphontes</i> Species of butterfly

The giant swallowtail is the largest butterfly in North America. It is abundant through many parts of eastern North America; populations from western North America and down into Panama are now considered to belong to a different species, Papilio rumiko. Though it is often valued in gardens for its striking appearance, its larval stage can be a serious pest to citrus farms, which has earned its caterpillars the names orange dog or orange puppy. The giant swallowtail caterpillars possess remarkable camouflage from predators by closely resembling bird droppings. They use this, along with their osmeteria, to defend against predators such as wasps, flies, and vertebrates.

<i>Papilio aegeus</i> Species of butterfly

Papilio aegeus, the orchard swallowtail butterfly or large citrus butterfly is a species of butterfly from the family Papilionidae, that is found in eastern Australia and Papua New Guinea.

<i>Papilio demolion</i> Species of butterfly

Papilio demolion, the banded swallowtail, is a species of swallowtail butterfly belonging to the family Papilionidae.

<i>Papilio xuthus</i> Species of butterfly

Papilio xuthus, the Asian swallowtail, Chinese yellow swallowtail, Japanese Swallowtail, or Xuthus swallowtail, is a yellow-colored, medium to large sized swallowtail butterfly found in northeast Asia, northern Myanmar, southern China, Taiwan, the Korean Peninsula, Japan, Siberia and the Hawaiian Islands. The butterfly has been observed once in Dunedin, New Zealand in 1996 emerging from a chrysalis in a car yard specializing in Japanese used cars; it is thought the chrysalis arrived through one of the cars. It was also recorded in the state of Arunachal Pradesh, India, in 2014.

<i>Papilio anactus</i> Species of butterfly

Papilio anactus, the dainty swallowtail, dingy swallowtail or small citrus butterfly is a medium-sized butterfly from the family Papilionidae, that is endemic to Australia.

<i>Papilio appalachiensis</i> Species of butterfly

Papilio appalachiensis, the Appalachian tiger swallowtail, is a species of swallowtail butterfly found in eastern North America, particularly in the Appalachian Mountains. It is a hybrid of another two Papilio species, Papilio canadensis and Papilio glaucus, with which it shares many characteristics. The butterflies are normally yellow and contain black patterns in their wings. Their wingspans range from 86 to 115 mm. The caterpillars range in color from green and yellow to orange and are ornamented with black specks that give them the appearance of a bird dropping, which is useful for camouflage, or a large eye, a form of mimicry that is also efficient for protection. This species is univoltine. Females lay their eggs in May.

<i>Cressida cressida</i> Species of butterfly

Cressida cressida, the clearwing swallowtail or big greasy, is a Troidine swallowtail butterfly found in northern Australia, New Guinea, Maluku, and Timor. It is in the monotypic genus Cressida.

<i>Papilio palamedes</i> Species of butterfly

Papilio palamedes, the Palamedes swallowtail or laurel swallowtail, is a North American butterfly in the family Papilionidae.

<i>Papilio aristodemus</i> Species of butterfly

Papilio aristodemus, the Schaus' swallowtail or island swallowtail, is a species of American butterfly in the family Papilionidae. It is found in southern Florida in the United States and throughout the West Indies. It is named in honor of William Schaus.

<i>Bicyclus anynana</i> Species of butterfly

Bicyclus anynana is a small brown butterfly in the family Nymphalidae, the most globally diverse family of butterflies. It is primarily found in eastern Africa from southern Sudan to Eswatini. It is found mostly in woodland areas and flies close to the ground. Male wingspans are 35–40 mm and female wingspans are 45–49 mm.

<i>Papilio rumiko</i> Species of butterfly

Papilio rumiko is a species of swallowtail butterfly. It is found from the south-western United States, through Mexico, El Salvador, Honduras, Costa Rica to Panama. The northernmost record is north-eastern Colorado.

References

  1. Westrip, JRS (2022). "Papilio demodocus". IUCN Red List of Threatened Species . 2022: e.T122527216A122602926. doi: 10.2305/IUCN.UK.2022-2.RLTS.T122527216A122602926.en . Retrieved 9 December 2022.
  2. "Afrotropical Butterflies: File C – Papilionidae - Tribe Papilionini". Archived from the original on 2014-02-22. Retrieved 2012-05-09.
  3. Papilio, Site of Markku Savela
  4. Hoskins, Adrian. "Adrian Hoskins". Learn about Butterflies. Retrieved 27 March 2020.
  5. Scoble, M. J. The Lepidoptera: Form, Function and Diversity. [London]: Natural History Museum, 1995. Print.
  6. 1 2 3 4 Douglas, Matthew M. The Lives of Butterflies. Ann Arbor: University of Michigan, 1986. Print.
  7. 1 2 3 4 Boggs, Carol L., Ward B. Watt, and Paul R. Ehrlich. Butterflies: Ecology and Evolution Taking Flight. Chicago: University of Chicago, 2003. Print.
  8. Krebs, Robert A. "The Mating Behavior of Papilio glaucus (Papilionidae)." Journal of Research on Lepidoptera (1988): 27-31. Google.Web. 17 Sept. 2013.
  9. Clarke, C. A., C.G.C. Dickson, and P.M. Sheppard. "Larval Color Pattern in Papilio demodocus." Evolution 17.2 (June 1963): 130-37. JSTOR. Web.17 Sept. 2013.