Axianassa Schmitt 1924
| Main Authors: | Anker, Arthur, Pachelle, Paulo P. G. |
|---|---|
| Format: | info publication-taxonomictreatment Journal |
| Terbitan: |
, 2016
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| Subjects: | |
| Online Access: |
https://zenodo.org/record/6062674 |
| ctrlnum |
6062674 |
|---|---|
| fullrecord |
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<dc schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><creator>Anker, Arthur</creator><creator>Pachelle, Paulo P. G.</creator><date>2016-12-31</date><description>Key to the presently known species of Axianassa Schmitt, 1924 1 A. Uropodal exopod with dentate diaeresis (transverse suture); rostrum with teeth on lateral margin....................... 2 1 B. Uropodal exopod without diaeresis (transverse suture); rostrum without teeth on lateral margin........................ 3 2 A. Carapace with two pairs of short longitudinal carinae anterodorsally; first pleuron terminating in blunt process ventrally........................................................................... A. japonica [W Pacific: Japan, 15 m] 2 B. Carapace without longitudinal carinae anterodorsally; first pleuron produced into strong spiniform process ventrally........................................................ A. heardi [W Pacific: Australia and French Polynesia, 0.5–1 m] 3 A. Antennal acicle not overreaching third article of antennal peduncle, bifid (with two strong teeth distally); dactylus of third and fourth pereiopods with multiple rows of stout spiniform setae extending along entire length of dactylus; third maxilliped carpus with strong ventral tooth............................ A. mineri [E Pacific: Panama, Costa Rica, Mexico, intertidal] 3 B. Antennal acicle overreaching third article of antennal peduncle, ending in single acute point; dactylus of third and fourth pereiopods with only one row of stout spiniform setae extending along full length of dactylus; third maxilliped carpus unarmed.................................................................................................... 4 4 A. Major cheliped ischium unarmed, at most finely denticulate, on ventral margin; third maxilliped merus with rows of thick fusiform (villiform) setae on ventral surface.................................................................... 5 4 B. Major cheliped ischium armed with at least two strong sharp teeth on ventral margin; third maxilliped merus without fusiform (villiform) setae on ventral surface........................................................................ 6 5 A. Cheliped merus strongly serrated distally; major cheliped finger less than 0.5 length of palm; crista dentata of third maxilliped with all teeth relatively small......................... A. intermedia [W Atlantic: Puerto Rico and Curação, intertidal] 5 B. Cheliped merus unarmed, at most finely denticulate (with minute widely spaced denticles); major cheliped fingers 0.6–0.7 length of palm; crista dentata of third maxilliped with several conspicuously larger teeth among smaller teeth........................................................................... A. linda sp. nov. [E Pacific: Panama, intertidal] 6 A. Antennal acicle with mesial tooth......................................................................... 7 6 B. Antennal acicle without mesial tooth..................................................................... 10 7 A. First pleuron with strong spiniform process ventrally, in both sexes.............................................. 8 7 B. First pleuron rounded ventrally, in both sexes.... A. jamaicensis [W Atlantic: Jamaica and Panama, intertidal to about 2 m] 8 A. Third maxilliped ischium with rows of thick villiform (fusiform) setae on ventral surface; cheliped merus with strong tooth on ventral margin............................................. A. canalis [E Pacific: Panama, intertidal to about 2 m] 8 B. Third maxilliped ischium without thick setae ventrally; cheliped merus without strong tooth on ventral margin, at most finely denticulate........................................................................................... 9 9 A. Antennal acicle reaching 0.35 length of fourth article of antennal peduncle; third to fifth pleura with moderate pubescence, not obscuring pleural margins; third maxilliped coxa usually with two small teeth on dorsomesial surface, occasionally with one tooth........................................ A. darrylfelderi [E Pacific: Colombia and Panama, intertidal to 0.5 m] 9 B. Antennal acicle barely reaching 0.25 length of fourth article of antennal peduncle; third to fifth pleura with strong pubescence, usually obscuring pleural margins; third maxilliped coxa with one large tooth on dorsomesial surface........................................................... A. australis [W Atlantic: Gulf of Mexico, Florida, Brazil, intertidal to 0.5 m] 10 A. Second to fifth pleura each armed with acute tooth ventrally........... A. arenaria [W Atlantic: Gulf of Mexico, 34–38 m] 10 B. Second to fifth pleura unarmed ventrally.................................................................. 11 11 A. Rostrum broadly rounded; cheliped merus finely denticulate, without enlarged teeth............................................................................................ A. ngochoae [W Pacific: French Polynesia, 0.5–1 m] 11 B. Rostrum pointed distally; cheliped merus finely denticulate with one noticeably larger tooth, or smooth with one very stout tooth............................................................................................... 12 12 A. Rostrum reaching far beyond eyestalks; pleuron of first pleuron produced into spiniform process ventrally; third article of antennular peduncle with small mesial tooth; cheliped merus with conspicuous subdistal tooth............................................................................................... A. sinica [W Pacific: China, 33–42 m] 12 B. Rostrum not overreaching eyestalks; pleuron of first pleuron unarmed ventrally; third article of antennular peduncle without mesial tooth; cheliped merus with relatively small tooth at about mid-length............................................................................................. A. christyi sp. nov. [E Pacific: Panama, intertidal to 0.5 m]</description><description>Published as part of Anker, Arthur & Pachelle, Paulo P. G., 2016, Mud-shrimps of the genus Axianassa Schmitt, 1924 from Panama, with description of two new species (Decapoda: Gebiidea: Laomediidae), pp. 101-125 in Zootaxa 4111 (2) on pages 122-123, DOI: 10.11646/zootaxa.4111.2.1, http://zenodo.org/record/257706</description><identifier>https://zenodo.org/record/6062674</identifier><identifier>10.5281/zenodo.6062674</identifier><identifier>oai:zenodo.org:6062674</identifier><relation>info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/895FDE15FF1B9E6AFF5AFAC9FA57D6BB</relation><relation>doi:10.11646/zootaxa.4111.2.1</relation><relation>url:http://zenodo.org/record/257706</relation><relation>url:http://publication.plazi.org/id/7566A66DFF0E9E7CFFCDFF96FFCBD251</relation><relation>url:http://zoobank.org/0208587B-598C-4202-A4BA-8FDECD2C93B9</relation><relation>doi:10.5281/zenodo.6062673</relation><relation>url:https://zenodo.org/communities/biosyslit</relation><rights>info:eu-repo/semantics/openAccess</rights><rights>https://creativecommons.org/publicdomain/zero/1.0/legalcode</rights><source>Mud-shrimps of the genus Axianassa Schmitt, 1924 from Panama, with description of two new species (Decapoda: Gebiidea: Laomediidae), pp. 101-125 in Zootaxa 4111(2) 122-123</source><subject>Biodiversity</subject><subject>Taxonomy</subject><subject>Animalia</subject><subject>Arthropoda</subject><subject>Malacostraca</subject><subject>Decapoda</subject><subject>Laomediidae</subject><subject>Axianassa</subject><title>Axianassa Schmitt 1924</title><type>Other:info:eu-repo/semantics/other</type><type>Other:publication-taxonomictreatment</type><recordID>6062674</recordID></dc>
|
| format |
Other:info:eu-repo/semantics/other Other Other:publication-taxonomictreatment Journal:Journal Journal |
| author |
Anker, Arthur Pachelle, Paulo P. G. |
| title |
Axianassa Schmitt 1924 |
| publishDate |
2016 |
| topic |
Biodiversity Taxonomy Animalia Arthropoda Malacostraca Decapoda Laomediidae Axianassa |
| url |
https://zenodo.org/record/6062674 |
| contents |
Key to the presently known species of Axianassa Schmitt, 1924 1 A. Uropodal exopod with dentate diaeresis (transverse suture); rostrum with teeth on lateral margin....................... 2 1 B. Uropodal exopod without diaeresis (transverse suture); rostrum without teeth on lateral margin........................ 3 2 A. Carapace with two pairs of short longitudinal carinae anterodorsally; first pleuron terminating in blunt process ventrally........................................................................... A. japonica [W Pacific: Japan, 15 m] 2 B. Carapace without longitudinal carinae anterodorsally; first pleuron produced into strong spiniform process ventrally........................................................ A. heardi [W Pacific: Australia and French Polynesia, 0.5–1 m] 3 A. Antennal acicle not overreaching third article of antennal peduncle, bifid (with two strong teeth distally); dactylus of third and fourth pereiopods with multiple rows of stout spiniform setae extending along entire length of dactylus; third maxilliped carpus with strong ventral tooth............................ A. mineri [E Pacific: Panama, Costa Rica, Mexico, intertidal] 3 B. Antennal acicle overreaching third article of antennal peduncle, ending in single acute point; dactylus of third and fourth pereiopods with only one row of stout spiniform setae extending along full length of dactylus; third maxilliped carpus unarmed.................................................................................................... 4 4 A. Major cheliped ischium unarmed, at most finely denticulate, on ventral margin; third maxilliped merus with rows of thick fusiform (villiform) setae on ventral surface.................................................................... 5 4 B. Major cheliped ischium armed with at least two strong sharp teeth on ventral margin; third maxilliped merus without fusiform (villiform) setae on ventral surface........................................................................ 6 5 A. Cheliped merus strongly serrated distally; major cheliped finger less than 0.5 length of palm; crista dentata of third maxilliped with all teeth relatively small......................... A. intermedia [W Atlantic: Puerto Rico and Curação, intertidal] 5 B. Cheliped merus unarmed, at most finely denticulate (with minute widely spaced denticles); major cheliped fingers 0.6–0.7 length of palm; crista dentata of third maxilliped with several conspicuously larger teeth among smaller teeth........................................................................... A. linda sp. nov. [E Pacific: Panama, intertidal] 6 A. Antennal acicle with mesial tooth......................................................................... 7 6 B. Antennal acicle without mesial tooth..................................................................... 10 7 A. First pleuron with strong spiniform process ventrally, in both sexes.............................................. 8 7 B. First pleuron rounded ventrally, in both sexes.... A. jamaicensis [W Atlantic: Jamaica and Panama, intertidal to about 2 m] 8 A. Third maxilliped ischium with rows of thick villiform (fusiform) setae on ventral surface; cheliped merus with strong tooth on ventral margin............................................. A. canalis [E Pacific: Panama, intertidal to about 2 m] 8 B. Third maxilliped ischium without thick setae ventrally; cheliped merus without strong tooth on ventral margin, at most finely denticulate........................................................................................... 9 9 A. Antennal acicle reaching 0.35 length of fourth article of antennal peduncle; third to fifth pleura with moderate pubescence, not obscuring pleural margins; third maxilliped coxa usually with two small teeth on dorsomesial surface, occasionally with one tooth........................................ A. darrylfelderi [E Pacific: Colombia and Panama, intertidal to 0.5 m] 9 B. Antennal acicle barely reaching 0.25 length of fourth article of antennal peduncle; third to fifth pleura with strong pubescence, usually obscuring pleural margins; third maxilliped coxa with one large tooth on dorsomesial surface........................................................... A. australis [W Atlantic: Gulf of Mexico, Florida, Brazil, intertidal to 0.5 m] 10 A. Second to fifth pleura each armed with acute tooth ventrally........... A. arenaria [W Atlantic: Gulf of Mexico, 34–38 m] 10 B. Second to fifth pleura unarmed ventrally.................................................................. 11 11 A. Rostrum broadly rounded; cheliped merus finely denticulate, without enlarged teeth............................................................................................ A. ngochoae [W Pacific: French Polynesia, 0.5–1 m] 11 B. Rostrum pointed distally; cheliped merus finely denticulate with one noticeably larger tooth, or smooth with one very stout tooth............................................................................................... 12 12 A. Rostrum reaching far beyond eyestalks; pleuron of first pleuron produced into spiniform process ventrally; third article of antennular peduncle with small mesial tooth; cheliped merus with conspicuous subdistal tooth............................................................................................... A. sinica [W Pacific: China, 33–42 m] 12 B. Rostrum not overreaching eyestalks; pleuron of first pleuron unarmed ventrally; third article of antennular peduncle without mesial tooth; cheliped merus with relatively small tooth at about mid-length............................................................................................. A. christyi sp. nov. [E Pacific: Panama, intertidal to 0.5 m] Published as part of Anker, Arthur & Pachelle, Paulo P. G., 2016, Mud-shrimps of the genus Axianassa Schmitt, 1924 from Panama, with description of two new species (Decapoda: Gebiidea: Laomediidae), pp. 101-125 in Zootaxa 4111 (2) on pages 122-123, DOI: 10.11646/zootaxa.4111.2.1, http://zenodo.org/record/257706 |
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