Genus Caddo

Classification · Numbers · Size · Identification · Range · Habitat · Remarks · See Also · Print References

Cuttlefish-like harvestman - Caddo agilis

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Chelicerata (Chelicerates)

Class Arachnida (Arachnids)

Order Opiliones (Harvestmen)

Suborder Eupnoi

Superfamily Caddoidea

Family Caddidae

Genus Caddo

Numbers

Two species in US & Canada - C. agilis, C. pepperella; both species also in Japan

Size

1.5-3 mm

Identification

Enormous eyes which occupy most of the carapace, basal articles of chelicerae with a ventral spur

Range

Northeast US and adjacent southern Canada

Habitat

Forests - tree trunks, logs, stones, litter

Remarks

Both American species probably parthenogenetic

See Also

Acropsopilio

Print References

Shear, WA. 1974. The opilionid family Caddidae in North America, with notes on species from other regions (Opiliones, Palpatores, Caddoidea). The Journal of Arachnology, 2(2), 65–88. (online PDF)

Shultz J.W. & Regier, J.C. 2009 Caddo agilis and C. pepperella (Opiliones, Caddidae) diverged phylogenetically before acquiring their disjunct, sympatric distributions in Japan and North America. The Journal of Arachnology, 37, 238–240. (online PDF)

Contributed by Charles D. R. Stephen on 19 February, 2009 - 5:39pm
Additional contributions by mhedin
Last updated 5 January, 2017 - 10:12pm

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