Sentence examples for genus Helix from inspiring English sources
That a "blob of jelly" could be functional is demonstrated by the fact that such a simple lens, which converges light but is not sufficiently effective to form an image, exists in snails of the genus Helix (Land and Nilsson 2002; Fig. 10).
For example, in land snails of the genus Helix, including the escargot Helix pomatia, and the common garden snail Helix aspersa (also known as Cornu aspersum and Cantareus aspersus), copulation is preceded by an elaborate tactile courtship.
One genus, Kornmannia, was exceptional due to the presence of an additional helix, located between Helix 3 and Helix 4, and an unusually long Helix 4. The ITS2 consensus structure diagram provided the opportunity to introduce a novel numbering system of ITS2 nucleotides for unambiguous positional descriptions of base pairs, CBCs, hCBCs, and indels.
The helical shape of the trichomes is characteristic of the genus, but the length and size of the helix vary with species [ 2].
Helix is also the name for a common genus of snails, but as a commuter, that particular allusion is a bit too traumatizing to dwell on.
More recently, Amato et al. [ 34] have shown that cryptic sister species are profuse in the diatom genus Pseudo-nitzschia, where biological species correspond to strains with identical helix regions of ITS2.
Same genus, different species".
