Eridantes erigonoides
(Emerton, 1882)
Eridantes erigonoides is a dwarf spider in the Linyphiidae and the type of the Eridantes. It is distinguished from the related E. diodontos by morphological features including a lower cephalic lobe, different position of the prosomal pit, and distinct male palpal tibia structure. The species possesses pectinate tarsal claws, a trait used in distinguishing the genus from similar .
Pronunciation
How to pronounce Eridantes erigonoides: /ˌɛrɪˈdæntiːz ˌɛrɪɡəˈnɔɪdiːz/
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Identification
Males and females are distinguished from E. diodontos by: lower cephalic lobe; different position of the prosomal pit; different form of the male palpal tibia; and in females, by the convolution of the m-shaped carinae of the . Possesses pectinate tarsal claws. The mesal (rather than ectal) position of the paracymbium is a proposed synapomorphy distinguishing Eridantes from similar .
Habitat
Leaf litter
Distribution
United States (USA); Canada: Manitoba, Ontario, Saskatchewan
Similar Taxa
- Eridantes diodontosVery similar in both sexes but distinguished by higher cephalic lobe, different prosomal pit position, different male palpal tibia form, and different convolution of m-shaped carinae of the in females
More Details
Type species
E. erigonoides is the type of the Eridantes, originally described by Emerton in 1882 and later placed in Eridantes by Crosby & Bishop in 1933.