crab babies: Females have distinctive longitudinal
on the underside. The eggs of some species hatch into young
crabs instead of free-swimming larvae. These young shelter for
some time under their mother's abdomen.
Pink tips on the pincers.
Last two pairs of legs bent over
its back to grip the disguise.
Changi, Jul 12
A 'hairy' one.
White tips on the pincers.
crabs on Singapore shores
Species are difficult
to positively identify without close examination.
On this website, they are grouped by external features for convenience of
Dromiidae recorded for Singapore
Wee Y.C. and Peter K. L. Ng. 1994. A First Look at Biodiversity
*from Tan, Leo W. H. & Ng, Peter K. L., 1988, A Guide to Seashore
*Cryptodromia pileifera (Tunicate crab)
Crab (Cryptodromia sp.) Tan, Leo W. H. & Ng, Peter
K. L., 1988, A
Guide to Seashore Life. The Singapore Science Centre,
Singapore. 160 pp.
crabs on the Marine Crustaceans of Southern Australia page
on the Victoria Museum website: brief info and photos of a crab
with and without its sponge
crabs are abundant but hard to spot on SusanScott.net: an
interesting article about Sponge crabs in Hawaii. One was found
using the toxic Crown-of-Thorns seastar as its disguise and is
apparently one of the few creatures than CAN actually happily
eat its hat.
with a ton of sponge on Philip Slosberg's page: a photo of
a crab with a huge sponge on its back.
- Ng, Peter
K. L. and Daniele Guinot and Peter J. F. Davie, 2008. Systema
Brachyurorum: Part 1. An annotated checklist of extant Brachyuran
crabs of the world. The Raffles Bulletin of Zoology. Supplement
No. 17, 31 Jan 2008. 286 pp. (Online
PDF on the Raffles Bulletin of Zoology website).
- Lim, S.,
P. Ng, L. Tan, & W. Y. Chin, 1994. Rhythm of the Sea: The Life
and Times of Labrador Beach. Division of Biology, School of
Science, Nanyang Technological University & Department of Zoology,
the National University of Singapore. 160 pp.
- Wee Y.C.
and Peter K. L. Ng. 1994. A First Look at Biodiversity in Singapore.
National Council on the Environment. 163pp.
- Ng, P. K.
L. & Y. C. Wee, 1994. The
Singapore Red Data Book: Threatened Plants and Animals of Singapore.
The Nature Society (Singapore), Singapore. 343 pp.
- Jones Diana
S. and Gary J. Morgan, 2002. A Field Guide to Crustaceans of
Australian Waters. Reed New Holland. 224 pp.