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#LemuriaChallenge
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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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TENACIOUS D IS CANON IN LEMURIA

#lemuriachallenge #lemuria #tenaciousd

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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Post image

For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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Post image

For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene.
This phase plays during the Oligocene #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. We are in the Oligocene #LemuriaChallenge

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Post image

For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene.
We are in the Oligocene #LemuriaChallenge

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Post image

For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. #LemuriaChallenge

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Post image

For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. #LemuriaChallenge

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For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene. #LemuriaChallenge

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Post image

For people not aware, Lemuria is a spec evo project of the #paleostream community. It follows the evolution of organisms living on the fictional continent of Lemuria (fusion of Madagascar and India) from the Cretaceous to the Pleistocene.
#LemuriaChallenge

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I’m a bit late but I’d thought I would share my submissions for phase 2 of the Lemuria challenge! #paleostream #lemuriachallenge

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Everything I made for phase II of #LemuriaChallenge!

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Colored pencil drawings of three fictional species of cephalopods, made for Phase 2 of the Lemuria speculative evolution project. The giant cuttlefish is drawn in side view while the smaller squid and octopus are drawn in a sort of angled top/dorsal view, all next to a one meter scale bar. Descriptive text was added digitally.

Colored pencil drawings of three fictional species of cephalopods, made for Phase 2 of the Lemuria speculative evolution project. The giant cuttlefish is drawn in side view while the smaller squid and octopus are drawn in a sort of angled top/dorsal view, all next to a one meter scale bar. Descriptive text was added digitally.

Colored pencil drawings of one fictional plant and two fictional insects, made for Phase 2 of the Lemuria speculative evolution project. The beetle is shown in top/dorsal view and the cicada is shown in side view, on opposite sides of a kudzu-like beanstalk, all next to a four centimeter scale bar. Descriptive text was added digitally.

Colored pencil drawings of one fictional plant and two fictional insects, made for Phase 2 of the Lemuria speculative evolution project. The beetle is shown in top/dorsal view and the cicada is shown in side view, on opposite sides of a kudzu-like beanstalk, all next to a four centimeter scale bar. Descriptive text was added digitally.

The final two, including a Kraken (last one was a tiny bit rushed). Overall I managed to make 54 submissions containing 162 species of organisms for Phase 2 of the #Paleostream #LemuriaChallenge

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#LemuriaChallenge One short of four, but subs are closed so #Mahajangasuchidae #Gondwanatheria #Haramiyidae #specevo #paleoart #speculativeevolution #specbio #art

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Bryomedusa graptolithoides
Habitat: Coral Reefs
Clade: Bryozoa (relative of Cyclocladus)
Size: 20-30 cm long
Ecology: Pelagic Filter Feeder
Additional Info:
Bryomedusa is a genus of filter-feeding bryozoan related to Cyclocladus that has evolved to become pelagic. Its mesh-like structure reduces the weight of the bryozoan’s skeleton. Its zooids act like cilia, both sifting through water to find food and keeping the bryozoan afloat, while the vibraculan zooids at the base allow it to swim forwards.

Tabulospongus auraeum
Habitat: Snail Reefs
Clade: Porifera (Demospongiae, Acarnidae)
Size: Up to 10 meters across, 1 meter tall
Ecology: Sessile Filter Feeder
Additional Info:
Tabulospongus is a crucial part of Lemuria’s snail reef ecosystems: it provides additional substrate for vermetid snails as well as providing hiding places for small fish. The vermetid snails encrusting on the sponge provide it with protection from organisms that would like to eat it through the simple expedient of providing a physical barrier. However, if the encrusting snails grow over the small pores through which Tabulospongus intakes water, they could eventually starve the sponge. To prevent this, Tabulospongus turns spicules surrounding the pores into upwards-pointing spines that can grow up to a centimeter long.

Bryomedusa graptolithoides Habitat: Coral Reefs Clade: Bryozoa (relative of Cyclocladus) Size: 20-30 cm long Ecology: Pelagic Filter Feeder Additional Info: Bryomedusa is a genus of filter-feeding bryozoan related to Cyclocladus that has evolved to become pelagic. Its mesh-like structure reduces the weight of the bryozoan’s skeleton. Its zooids act like cilia, both sifting through water to find food and keeping the bryozoan afloat, while the vibraculan zooids at the base allow it to swim forwards. Tabulospongus auraeum Habitat: Snail Reefs Clade: Porifera (Demospongiae, Acarnidae) Size: Up to 10 meters across, 1 meter tall Ecology: Sessile Filter Feeder Additional Info: Tabulospongus is a crucial part of Lemuria’s snail reef ecosystems: it provides additional substrate for vermetid snails as well as providing hiding places for small fish. The vermetid snails encrusting on the sponge provide it with protection from organisms that would like to eat it through the simple expedient of providing a physical barrier. However, if the encrusting snails grow over the small pores through which Tabulospongus intakes water, they could eventually starve the sponge. To prevent this, Tabulospongus turns spicules surrounding the pores into upwards-pointing spines that can grow up to a centimeter long.

Harpagonemertes gigas
Habitat: Snail Reefs
Clade: Nemertea (Monostilifera)
Size: Up to 10 meters long
Ecology: Benthic Ambush Predator
Additional Info:
Harpagonemertes is a truly enormous nemertean (though still between 3 and 5 times smaller than the longest species of modern nemertean, Lineus longissimus) that acts as the apex predator of the snail reefs. It uses its proboscis, armed with a single highly venomous stylet, to capture pelagic prey like small fish and pelagic annelids. Like some other nemerteans, Harpagonemertes has incredible regenerative powers, being able to regenerate a new tail or head after amputation.

Tittilatios spp.
Habitat: Snail Reefs
Clade: Annelida (Sabellida)
Size: 10 cm tall
Ecology: Sessile Filter-Feeder
Additional Info:
Tittilatios is the most common genus of sabellid worm present in the snail reefs and has a lifestyle rather similar to other sabellids. It uses its crown of tentacles to filter plankton from the water, which it then eats. If threatened by a predator, Tittilatios can retreat into its tube.

Dracoderes rapax
Habitat: Coastlines
Clade: Kinorhyncha (Cyclorhagida)
Size: 4 cm long
Ecology: Opportunistic Detritivore and Scavenger
Additional Info:
Dracoderes is a large genus of kinorhynch found on the coastlines of Lemuria, burrowing in the sediments of the wrack line and surf. Like its much smaller cousins, Dracoderes primarily feeds on diatoms and detritus found in the sediment; however, it is  also usually one of the first scavengers to arrive at a washed-up corpse or frond of algae. To allow for efficient diffusion despite its size, Dracoderes has a ridged cuticle that increases surface area.

Harpagonemertes gigas Habitat: Snail Reefs Clade: Nemertea (Monostilifera) Size: Up to 10 meters long Ecology: Benthic Ambush Predator Additional Info: Harpagonemertes is a truly enormous nemertean (though still between 3 and 5 times smaller than the longest species of modern nemertean, Lineus longissimus) that acts as the apex predator of the snail reefs. It uses its proboscis, armed with a single highly venomous stylet, to capture pelagic prey like small fish and pelagic annelids. Like some other nemerteans, Harpagonemertes has incredible regenerative powers, being able to regenerate a new tail or head after amputation. Tittilatios spp. Habitat: Snail Reefs Clade: Annelida (Sabellida) Size: 10 cm tall Ecology: Sessile Filter-Feeder Additional Info: Tittilatios is the most common genus of sabellid worm present in the snail reefs and has a lifestyle rather similar to other sabellids. It uses its crown of tentacles to filter plankton from the water, which it then eats. If threatened by a predator, Tittilatios can retreat into its tube. Dracoderes rapax Habitat: Coastlines Clade: Kinorhyncha (Cyclorhagida) Size: 4 cm long Ecology: Opportunistic Detritivore and Scavenger Additional Info: Dracoderes is a large genus of kinorhynch found on the coastlines of Lemuria, burrowing in the sediments of the wrack line and surf. Like its much smaller cousins, Dracoderes primarily feeds on diatoms and detritus found in the sediment; however, it is also usually one of the first scavengers to arrive at a washed-up corpse or frond of algae. To allow for efficient diffusion despite its size, Dracoderes has a ridged cuticle that increases surface area.

Cardiodiscus commensalis
Habitat: Coral Reefs
Clade: Acoela (Convolutidae)
Size: 1 cm long
Ecology: Coral Epibiont
Additional Info:
Cardiodiscus, named for its resemblance to the geometric shape of a cardioid, is an epibiont of large corals like Megamedusa. It feeds on the coral’s mucus and transfers zooxanthellae from the host’s body to its own to allow it to secondarily photosynthesize. However, it does little harm to its host, hence the specific name.

Phyllodoce peregrinus
Habitat: All Oceans
Clade: Annelida (Phyllodocidae)
Size: 10 cm long
Ecology: Pelagic Scavenger and Predator
Additional Info:
Phyllodoce peregrinus is a pelagic member of the common benthic genus Phyllodoce. P. peregrinus has a number of adaptations for pelagic life, including enlarged parapodia similar to the related nektonic genus Tomopteris and a translucent body. It uses its eversible proboscis to capture small prey like copepods.

Cardiodiscus commensalis Habitat: Coral Reefs Clade: Acoela (Convolutidae) Size: 1 cm long Ecology: Coral Epibiont Additional Info: Cardiodiscus, named for its resemblance to the geometric shape of a cardioid, is an epibiont of large corals like Megamedusa. It feeds on the coral’s mucus and transfers zooxanthellae from the host’s body to its own to allow it to secondarily photosynthesize. However, it does little harm to its host, hence the specific name. Phyllodoce peregrinus Habitat: All Oceans Clade: Annelida (Phyllodocidae) Size: 10 cm long Ecology: Pelagic Scavenger and Predator Additional Info: Phyllodoce peregrinus is a pelagic member of the common benthic genus Phyllodoce. P. peregrinus has a number of adaptations for pelagic life, including enlarged parapodia similar to the related nektonic genus Tomopteris and a translucent body. It uses its eversible proboscis to capture small prey like copepods.

My submissions for the #LemuriaChallenge

(Descriptions in alt text)

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Another one
#LemuriaChallenge

#speculativeevolution #specevo #Specbio

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A submission a made for the #LemuriaChallenge

#speculativeevolution #specevo #Specbio

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Tubusvenator dedecorosus, also known as the disgraceful tube, a fictional noasaurid and my sixth entry for phase II of #LemuriaChallenge!

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Oculocetus lemuriensis, also known as the Lemurian eye whale, a fictional whale and my fifth entry for phase II of #LemuriaChallenge!

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Psammodactylus eludos and Karstavis lutarius, fictional saurians and my fourth entry for phase II of #LemuriaChallenge!

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An illustration of a fictional dyrosaur, a crocodile with a long snout, small needle like teeth, raised eyes and an enormous tail as well as miniscule, practically non-functional arms.
The text in the image is too long for alt text to feature in full, but basically describes the animal deriving from KPG survivors and possessing a rapid bite used to capture fish and cephalopods. The animal is further described as inquisitive, with young often seen trying to hunt other prey and failing. It is described as using its hindlimbs to dig a nest and that they are often found in groups. The name of this animal is Asthenignatha citiremis, a 2 to 3 meter long inhabitat of coastal waters.

An illustration of a fictional dyrosaur, a crocodile with a long snout, small needle like teeth, raised eyes and an enormous tail as well as miniscule, practically non-functional arms. The text in the image is too long for alt text to feature in full, but basically describes the animal deriving from KPG survivors and possessing a rapid bite used to capture fish and cephalopods. The animal is further described as inquisitive, with young often seen trying to hunt other prey and failing. It is described as using its hindlimbs to dig a nest and that they are often found in groups. The name of this animal is Asthenignatha citiremis, a 2 to 3 meter long inhabitat of coastal waters.

Well, as @joschuaknuppe.bsky.social spec evo #LemuriaChallenge Phase 2 draws to a close, here's a quick thread of all the stuff I submitted. First of all we got a dyrosaurid that was among the first ideas I had, tho ultimately I regret how much I reduced the kind of shoulder hump.

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a mostly violet-blue enantiornithean with a golden belly and long black-and-white tail plumes extended its projectile tongue to capture an insect; the beak has a long, hoopoe-like rostrom, widely-spaced needle-like teeth, large red eyes, and an opposable pollux (thumb) on its wings
text:
Name: Scansoriavis longicaudus
Creators: Claude and JBH
Clade: Enantiornithes
Size: 90cm long (including tail plumes)
Ecology: Arboreal insectivore
Habitat: Tropical rainforest
Extra: Equipped with an opposable pollux and a projectile tongue, Scansoriavis can deftly navigate the rainforest canopy in search of its favourite food - insects. Although they typically favour soft-bodied prey, they are not choosy, and will eat anything they can catch. During lean times, they sometimes scavenge carrion, but their slender teeth are not suited to processing meat.
Sexual dimorphism is minimal, with the primary difference being that females are slightly larger on average. During the mating season, males weave elaborate 'hanging basket' nests out of fibrous plant material in the treetops, and display their elongated tail plumes to impress mates. The male is the primary incubator and caregiver, while the female forages for food to provide for her family. Occasionally, a female will abandon her nest right after laying her eggs, at which point an unmated male may approach the single father to offer to share the parental responsibilities with him.
If cornered by a predator, Scansoriavis can become disproportionately aggressive for its small size, biting and scratching at the assailant with all their strength. Their excrement is also noted to be especially foul-smelling, and is often enough to deter larger animals from approaching them.

a mostly violet-blue enantiornithean with a golden belly and long black-and-white tail plumes extended its projectile tongue to capture an insect; the beak has a long, hoopoe-like rostrom, widely-spaced needle-like teeth, large red eyes, and an opposable pollux (thumb) on its wings text: Name: Scansoriavis longicaudus Creators: Claude and JBH Clade: Enantiornithes Size: 90cm long (including tail plumes) Ecology: Arboreal insectivore Habitat: Tropical rainforest Extra: Equipped with an opposable pollux and a projectile tongue, Scansoriavis can deftly navigate the rainforest canopy in search of its favourite food - insects. Although they typically favour soft-bodied prey, they are not choosy, and will eat anything they can catch. During lean times, they sometimes scavenge carrion, but their slender teeth are not suited to processing meat. Sexual dimorphism is minimal, with the primary difference being that females are slightly larger on average. During the mating season, males weave elaborate 'hanging basket' nests out of fibrous plant material in the treetops, and display their elongated tail plumes to impress mates. The male is the primary incubator and caregiver, while the female forages for food to provide for her family. Occasionally, a female will abandon her nest right after laying her eggs, at which point an unmated male may approach the single father to offer to share the parental responsibilities with him. If cornered by a predator, Scansoriavis can become disproportionately aggressive for its small size, biting and scratching at the assailant with all their strength. Their excrement is also noted to be especially foul-smelling, and is often enough to deter larger animals from approaching them.

me and @wargonopsid.bsky.social decided to take a try at the #lemuriachallenge; behold, scansoriavis longicaudus 🪶 the most cursed enantiornithean you'll ever see

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#LemuriaChallenge Honestly having groups of 4 is just tradition at this point. #Multituberculata #Gondwanatheria #Fregatidae #Umineko #Noasauridae #dinosaurs #specevo #paleoart #speculativeevolution #specbio #art

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