Bivalvia | 
Ostreida | 
Pinnidae
			
			
			
				Environment: milieu / climate zone / пределы глубины / distribution range				
				
					экология				
				
			
			
				;  пределы глубины 0 - 27 m (ссылка 83435).  Tropical			
			
			
				
			
			
			
				Western Central Atlantic.
			
			
			
			
			
				Length at first maturity / Size / Weight / Возраст
			
			
				половая зрелость: Lm ?  range ? - ? cm Max length : 30.0 cm NG самец/пол неопределен; (ссылка 271)			
			
			
							
				
				
					
						Diagnostic features:  Shell large, fan-shaped, triangular.  Surface sculpture of about 15 narrow radial ribs separated any larger interspaces; ribs bearing regularly spaced, fluted spines.  Large muscle scar inside shell touches border of nacreous area.  Hinge area straight, representing larger side of triangular shell outline.  Byssus at pointed extremity anchors penshell into seagrass bottom.  Gaping shorter side of triangular shell outline oriented upward.  Colour:  dark olive brown; mantle colour bright golden orange.  Fisheries:  Commercially exploited in and around Campeche, Mexico.  Consumed locally in soups, marinated, or grilled (Ref. 271).					
				
				
						
			
			
			
			
				
					Habitat:  Found in shallow-water seagrass beds.  Behavior:  Burrows in fine sand leaving only a broad posterior region exposed to the outside environment.  Predator:  horse conch, Pleuroploca gigantea (Ref. 271).				
			
			
			
			
			
				Life cycle and mating behavior				
					половая зрелость | размножение | нерест | Eggs | Fecundity | Larvae				
			
			
				
					Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites.  Life cycle:  Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam.				
			
			
			
			
				Основная ссылка  				
					ссылки | координатор | соавторы
				
			
			
				Carpenter, K.E. (ed.) 2002 The living marine resources of the Western Central Atlantic. Volume 1: Introduction, molluscs, crustaceans, hagfishes, sharks, batoid fishes, and chimaeras. FAO Species Identification Guide for Fishery Purposes and American Society of Ichthyologists and Herpetologists Special Publication No. 5, Rome. 600p. (ссылка 271)
			
			
			
			
			
			
			
					
						Статус Красного Списка МСОП    
						 (ссылка 130435: Version 2025-1)
					
					
					
				
			
			
			
			
				Статус СИТЕС   (ссылка 108899)
			
			
				
					Not Evaluated				
			
			
			
			
			
				CMS (ссылка 116361)
			
			
				
					Not Evaluated				
			
			
			
			
			
				Угроза для людей  
			
			
				
									
			
			
			
			
			
			
			
			
				Использование человеком  
			
			
				рыболовство: коммерческий			
			
			
				 | FishSource | 			
			
			
			
			
			
инструменты
			
			
			
			
				
					дополнительная информация				
				
					 Trophic EcologyFood items (preys)
состав пищи
потребление пищи
хищники
  Population dynamicsрост
Max. ages / sizes
Length-weight rel.
Length-length rel.
Размерный состав
Mass conversion
численность
  Life cycleразмножениеполовая зрелостьFecundityнерестEggsРазвитие икрыLarvae   PhysiologyOxygen consumption
  Human RelatedStamps, coins, misc.
  				 
			 
			
			
			
				ресурсы в Интернет
			
			
			
			
			
				Estimates based on models
			
			
			
									
						Preferred temperature  					
				 (Ref. 
115969): 22.8 - 28.2, mean 27 (based on 546 cells).			
 
			
			
			
			
			
						
							
				
					
						Fishing Vulnerability  					
					
					
						Low vulnerability (20 of 100).					
				
						
						
			
									
						Категория цены  					
					
					Unknown.