CATENULATE
catenulate, chainlike
(adjective) having a chainlike form; “catenulate bacterial cell colonies”
catenate, catenulate
(verb) arrange in a series of rings or chains, as for spores
Source: WordNet® 3.1
Adjective
catenulate (comparative more catenulate, superlative most catenulate)
(botany, zoology) In the form of a chain of linked parts.
Source: Wiktionary
Ca*ten"u*late, a. Etym: [L. catenuia, dim. of catena chain.]
1. Consisting of little links or chains.
2. (Zoöl.)
Definition: Chainlike; -- said both or color marks and of indentations when
arranged like the links of a chain, as on shells, etc.
Source: Webster’s Unabridged Dictionary 1913 Edition