Whiskered Bat Myotis oreias (Species New to Science) has recently been shown to not be a valid species. Among the mammals
with endemic subspecies are the Banded Leaf Monkey Presbytis femoralis femoralis (Wildlife
Singapore), the Lesser Mousedeer Tragulus javanicus
Singapore), the Plantain Squirrel Callosciurus notatus
Singapore), and the possibly extinct Cream-coloured Giant
affinis affinis (NUS).
The Singapore Black Caecilian Ichthyophis singaporensis (BHL) is known only from a single damaged specimen collected in the nineteenth century.
The recently described Mirza's Pipe Snake Cylindrophis mirzae (p. 11 of ARC pdf file) is currently known only from Singapore.
Glass Goby Gobiopterus
of Singapore) has also been found solely in Singapore.
Crabs unique to Singapore include the Singapore Freshwater Crab Johora singaporensis (ARKive), the Reticulated Swamp Crab Parathelphusa reticulata (NParks), Johnson's Freshwater Crab Irmengardia johnsoni (NParks), and Favus granulatus (NParks). Endemic shrimp include Potamalpheops tigger (Mangroves of Singapore) and Salmoneus singaporensis (p. 2 of Raffles Museum pdf file).
Endemic insects include the crickets Cardiodactylus singapura (p. 4 of MNHN pdf file) and Svistella chekjawa (iyb2010singapore.blogspot), the katydids Oxylakis singaporensis (OSF) and Glenophisis singapura (Hopping Around), a creeping water bug Naucoris minutus (p. 5 of Raffles Museum pdf file), a plant bug Mangalcoris miniatus (Raffles Museum pdf file), a minute moss beetle Hydraena singaporensis (p. 4 of Raffles Museum pdf file), a minute marsh-loving beetle Parathroscinus magnus (p. 3 of Raffles Museum pdf file), the ants Leptanilla hypodracos (ZooKeys) and Cerapachys singaporensis (AntWiki), a dance fly Empis producta and an endemic genus of longlegged fly Ngirhaphium murphyi (p. 11 of Raffles Museum pdf file).
known only from Singapore include the Mangrove St.
Andrew’s Cross Spider Argiope
of Singapore), the Mangrove Big-jawed Spider Tetragnatha josephi
Singapore Spiders), a jumping spider Bathippus digitalis
of the World), a scaffold web spider Nescina kohi (ZooKeys), the Leaf-Dwelling
Singapore Spiders), and an armored spider Paculla bukittimahensis (ZooKeys). Other endemic
invertebrates include a harvestman Stylocellus
pdf file), a land snail Cyclophorus
and a mangrove-dwelling sea slug Elysia
singaporensis (p. 3 of Raffles
Museum pdf file).
Among the vascular plants exclusive to Singapore (Internet Archive), all are believed extinct except for Spatholobus ridleyi (Flora of Singapore), the Bukit Timah Cryptocoryne Cryptocoryne timahensis (See Nature), and the recently described Hanguana rubinea and Hanguana triangulata (NParks) and Zingiber singapurense (Species New to Science). Extinct species include Strychnos ridleyi (JSTOR), Thunbergia dasychlamys (JSTOR), and Bolbitis singaporensis (Internet Archive). An endemic nonvascular plant is the liverwort Jackiella singapurensis (p. 12 of SEKJ pdf file).
Singapore is part of the Peninsular Malaysian Rain Forests terrestrial ecoregion (EoE) and the Sundaland biodiversity hotspot (CEPF).