Warning: DOMDocument::load(): SSL operation failed with code 1. OpenSSL Error messages:
error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol in C:\Apache24\htdocs\includes\SpeciesSummary.lib.php on line 1236
Warning: DOMDocument::load(): Failed to enable crypto in C:\Apache24\htdocs\includes\SpeciesSummary.lib.php on line 1236
Warning: DOMDocument::load(https://sealifebase.nrm.se/webservice/AquaMaps/getAMap.php?genus=Placiphorella&species=borealis): failed to open stream: operation failed in C:\Apache24\htdocs\includes\SpeciesSummary.lib.php on line 1236
Warning: DOMDocument::load(): I/O warning : failed to load external entity "https://sealifebase.nrm.se/webservice/AquaMaps/getAMap.php?genus=Placiphorella&species=borealis" in C:\Apache24\htdocs\includes\SpeciesSummary.lib.php on line 1236
Dark brown with whitish along dorsal ridge. Girdle: Wider at anterior; it is brownish in color, densely covered with minute, slender, pointed, yellowish-brown spicules; these are sparsely interspersed with fairly thick, round bristles (Ref. 283).
Found from intertidal to subtidal, on rocks (Refs. 289, 75835) (Ref. 289).
Life cycle and mating behavior Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
Members of the class Polyplacophora are mostly gonochoric. Life cycle: Eggs hatch into lecitotrophic planktonic trocophore larvae (no veliger stage) which later metamorphose and settle on the bottom as young adults.