Isagoras sp. "Los Banos"
(by Bruno Kneubuehler)
| Order | Phasmatodea
| |
| Suborder | Verophasmatodea | |
| Infraorder | Areolatae | |
| Superfamily | Pseudophasmatoidea | Rehn, 1904 |
| Family | Pseudophasmatidae | Rehn, 1904 |
| Subfamily | Xerosomatinae | Rehn, 1904 |
| Tribe | Prexaspini | |
| Genus | Isagoras | Stål, 1875 |
| Species | Isagorsa sp. "Los Banos" | (not yet described) |
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General Notes
- the taxonomic position of this species is subject to current research by Oskar Conle and Frank Hennemann. Results on this should be available soon and will also be published here
- 2008 - first successful culture of this species by Bruno Kneubuehler
- 2010 - distributed to other breeders by the name Isagoras sp. "Los Banos"
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Origin
- 2008 - Horst Kaech (Ecuador) found this species in April in Pachijal (Los Banos, Pichincha, Ecuador)
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Female
- 7 - 7,5 cm long
- colouration is variable - brown, brown-grey or brown-green
- females can fly very well too
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Male
- small and thin phasmids
- about 5 - 5,5 cm long
- colouration is as variable as in females
- they fly very well, also over longer distances (at least several meters)
- males have a short life span, only 4 - 6 weeks (with some exceptions)
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Nymphs (L1)
- green-brown
- antennae are longer than the fore legs
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Eggs
- if the eggs were not yet in touch with water, then they have a smooth surface
- soon after they come in contact with water, they develop a furry appearance
- about 2,5 x 1,5 mm
- dark brown
- surface is matt
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Food Plants
- nymphs (from L1) as well as adults feed very easily on bramble (Rubus sp.)
- considering the small size of this species, they can eat quite a lot
- in Ecuador also plants of the family Piperaceae were accepted as food plants
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Defensive Behaviour
- if young nymphs feel threatened, they can jump from their resting place and fall to the ground
- also adult males and females try to escape as soon as they feel threatened (opening the cage door might already trigger this behaviour)
- males can fly for quite a distance
- females (especially when full with eggs) usually fly only for a short distance
- upon landing, they freeze quickly
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Breeding Notes
- an easy to breed and active species
- as it is a species with a hectic behaviour which quickly tries to escape, changing their food plants can tax the patience of the breeder
- incubation: HH-incubation method on slightly damp sand yields good hatching ratios
- hatching ratio in the 3rd generation was more than 50 %
- incubation time at room temperatures (20 - 23°C) is about 3,5 months
- keep the nymphs in a cage with good ventilation
- take care that the humidity does not drop too low
- a constantly wet paper towel on the bottom of the cage helps raising humidity
- if the cage of the nymphs is overcrowded, then problems during moulting are quite frequent (and sometimes fatal)
- nymphs and adults can be kept in a Faunabox (or similar cage)
- move nymphs to a bigger cage as they grow bigger
- I have never sprayed nymphs or adults with water
- males will be adult after about 2,5 months (at 20 - 23°C), females after 3 months
- females start to lay eggs after about 2 weeks
- eggs are just dropped to the ground
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References
- Phasmida Species Files (www.phasmida.orthoptera.org)