Field and laboratory observations suggest that the covering response of Evechinus chloroticus is not significantly related to light avoidance. A positive response of the podia to contact stimuli elicits covering .which ...

The genus Cyrtandra extends from Malaya to eastern Polynesia, and includes some 600 species. The writer in 1938 made collections of the flora of Rotuma Island, an isolated, low, volcanic island that is situated about ...

The collecting of parasitic isopods in the Epicaridea suborder has not been intensive in the north central Pacific, even though many forms have been reported from the bordering continents and major islands. It is ...

The stenoglossan gastropod Mitra litterata Lamarck, common on intertidal solution benches on Oahu, preys on sipunculids occurring in burrows in reef limestone. Phascolosoma scolops Selenka and DeMan is the main component ...

The Solomon Islands and the New Hebrides Archipelago are examples of fractured island "arcs," autochthonous geological systems, in which pattern s of straight-line fractures and vertical and horizontal movement of ...

Interspecific competition is often difficult to measure due to the lack of a definitive limiting factor for the two (or more) species. The gastropod shell inhabited by a hermit crab represents a very discrete, definable ...

A key is presented to distinguish the 44 recognized genera of the Ophichthidae. Two new genera are described: Ethadophis, represented by E. byrnei n, sp. (the genotype) and E. merenda n, sp., and Leuropharus (genotype ...