Medionidus penicillatus • Earth.com
medionidus penicillatus
12-22-2016

Medionidus penicillatus

Medionidus penicillatus NatureServe Explorer Species Reports — NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network. Medionidus penicillatus, the gulf moccasinshell, is a rare species of freshwater mussel in the family Unionidae, the river mussels. This aquatic bivalve mollusk is native to Alabama, Florida, and Georgia in the United States, where it is in decline and has been extirpated from most of the rivers it once inhabited. It is a federally listed endangered species of the United States.

ITIS Reports — ITIS (the Integrated Taxonomic Information System) is a source for authoritative  taxonomic information on plants, animals, fungi, and microbes of North America and the world.

FWS Digital Media Library — The U.S. Fish and Wildlife Service’s National Digital Library is a searchable collection of selected images, historical artifacts, audio clips, publications, and video. The Medionidus penicillatus (Gulf moccasinshell) is a small mussel that reaches a length of about 2.2 in (55 mm), is elongate-elliptical or rhomboidal and fairly inflated, and has relatively thin valves. The ventral margin is nearly straight or slightly rounded.

Detailed information
Full Name: Gulf moccasinshell (Medionidus penicillatus)
Where found: Wherever found
Critical Habitat:N/A
Species Group:Clams
Current listing status
Status Date Listed Lead Region Where Listed
Endangered 03/16/1998 Southeast Region (Region 4) Wherever found
  • States/US Territories in which the Gulf moccasinshell, Wherever found is known to or is believed to occur: Alabama , Florida , Georgia
  • US Counties in which the Gulf moccasinshell, Wherever found is known to or is believed to occur: View All
  • Countries in which the the Gulf moccasinshell, Wherever found is known to occur: United States
Federal register documents
Date
Citation Page
Title
11/15/2007 72 FR 64286 64340 Designation of Critical Habitat for Five Endangered and Two Threatened Mussels in Four Northeast Gulf of Mexico Drainages; Final Rule
06/21/2007 72 FR 34216 34224 Designation of Critical Habitat for Five Endangered and Two Threatened Mussels in Four Northeast Gulf of Mexico Drainages: Revised proposed rule; reopening of comment period, availability of draft economic analysis and revised proposed critical habitat units, and announcement of public hearings.
09/27/2006 71 FR 56545 56547 Endangered and Threatened Wildlife and Plants; 5-Year Review of 37 Southeastern Species
06/06/2006 71 FR 32746 32796 Endangered and Threatened Wildlife and Plants; Critical Habitat for Five Endangered and Two Threatened Mussels in Four Northeast Gulf of Mexico Drainages: Proposed rule.
10/01/2003 68 FR 56647 56648 Availability of the Recovery Plan for the Endangered Fat Threeridge (Amblema neislerii), Shinyrayed Pocketbook (Lampsilis subangulata), Gulf Moccasinshell (Medionidus penicillatus), Ochlockonee Moccasinshell (Medionidus simpsonianus), Oval Pigtoe (Pleurobema pyriforme) and the Threatened Chipola Slabshell (Elliptio chipolaensis), and Purple Bankclimber (Elliptoideus sloatianus)
07/17/2003 68 FR 42419 42420 Notice of Availability of an Agency Draft Recovery Plan for the Endangered Fat Threeridge (Amblema neislerii), Shinyrayed Pocketbook Lampsilis subangulata), Gulf Moccasinshell (Medionidus penicillatus), Ochlockonee Moccasinshell (Medionidus simpsonianus), and Oval Pigtoe (Pleurobema pyriforme), and the Threatened Chipola Slabshell (Elliptio chipolaensis) and Purple Bankclimber (Elliptoideus sloatianus), for Review and Comment
03/16/1998 63 FR 12664 12687 ETWP; Determination of Endangered Status for Five Freshwater Mussels and Threatened status for Two Freshwater Mussels From the Eastern Gulf Slope Drainages of Alabama, Florida, and Georgia
09/19/1997 62 FR 49398 49397 Review of Plant and Animal Taxa
02/28/1996 61 FR 7597 7613 ETWP; Review of Plant and Animal Taxa That Are Candidates for Listing as Endangered or Threatened Species
11/15/1994 59 FR 58982 59028 ETWP; Animal Candidate Review for Listing as Endangered or Threatened Species.
Recovery
To learn more about critical habitat please see http://ecos.fws.gov/crithab
Date
Title
Plan Action Status
Plan Status
09/19/2003 Recovery Plan for 7 mussels View Implementation Progress Final
Date
Title
Plan Action Status
Plan Status
09/19/2003 Recovery Plan for 7 mussels View Implementation Progress Final
Date
Citation Page
Title
Document Type
09/27/2006 71 FR 56545 56547 Endangered and Threatened Wildlife and Plants; 5-Year Review of 37 Southeastern Species
  • Notice 5-year Review, Initiation
10/01/2003 68 FR 56647 56648 Availability of the Recovery Plan for the Endangered Fat Threeridge (Amblema neislerii), Shinyrayed Pocketbook (Lampsilis subangulata), Gulf Moccasinshell (Medionidus penicillatus), Ochlockonee Moccasinshell (Medionidus simpsonianus), Oval Pigtoe (Pleurobema pyriforme) and the Threatened Chipola Slabshell (Elliptio chipolaensis), and Purple Bankclimber (Elliptoideus sloatianus)
  • Notice Final Recovery Plan Availability
07/17/2003 68 FR 42419 42420 Notice of Availability of an Agency Draft Recovery Plan for the Endangered Fat Threeridge (Amblema neislerii), Shinyrayed Pocketbook Lampsilis subangulata), Gulf Moccasinshell (Medionidus penicillatus), Ochlockonee Moccasinshell (Medionidus simpsonianus), and Oval Pigtoe (Pleurobema pyriforme), and the Threatened Chipola Slabshell (Elliptio chipolaensis) and Purple Bankclimber (Elliptoideus sloatianus), for Review and Comment
  • Notice Draft Recovery Plan Availability
Date
Title
09/17/2007 Gulf Moccasinshell 5-Year Review
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