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An Illustrated and Cross-Referenced Glossary of Malacological and Conchological Terms |
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| by Paul S. Mikkelsen | |||
| Term | Definition |
| RIB-STRIAE | Transverse undulations of the shell surface which are more prominent than STRIAE but less prominent than RIBS; see also: STRIAE; RIB; RIBLET. | |
| STRIA (pl. STRIAE) |
Very narrowly INCISED shallow groove (Cox, 1960); this term especially used to refer to one of a series of parallel or concentric grooves (= striae); see also: LIRA; GROOVE; RIB-STRIAE; RIB. | |
| STRIA, AXIAL | [need definition]. See illustration: Composite Gastropod. | |
| STRIA, RADIAL | A STRIA emanating outward from a central point of origin, usually along with other striae. See illustration: Composite Bivalve. | |
| STRIA, SPIRAL | [need definition]. See also: CORD. See illustration: Composite Gastropod. | |
| STRIATE | Marked with fine parallel GROOVES, scratched, or slightly raised lines or STRIAE; see also: VERMICULATION. | |
| STRIATION | A single line or scratch; a STRIA; a pattern of striae. | |
| TERRESTRIAL | Pertaining to or living on land; see also: ARBOREAL; HABITAT. | |
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