<documentid="1239A9D7EE39CE3BC9943DFCB44DD86C"ID-CLB-Dataset="303514"ID-DOI="10.50826/bnmnszool.48.2_35"ID-GBIF-Dataset="ae1af4e1-c35d-41db-99cc-8e05c3e3f510"ID-ISSN="2434-091X"ID-Zenodo-Dep="13824279"IM.bibliography_approvedBy="karina"IM.illustrations_approvedBy="karina"IM.materialsCitations_approvedBy="karina"IM.metadata_approvedBy="karina"IM.tables_approvedBy="karina"IM.taxonomicNames_approvedBy="karina"IM.treatments_approvedBy="karina"checkinTime="1718643474207"checkinUser="felipe"docAuthor="Manikandan, K, Megalaa, N, Valliappan, Subramanian, Nandini, K, Rani, Lourdu V, Dakshinamurthi, Senthil & Nagappan, Nagappan"docDate="2022"docId="4B2487854221A52E38D0A2EC2B64FD39"docLanguage="en"docName="BullNatlMusNatSciSerA.48.2.35-83.pdf"docOrigin="Bulletin of the National Museum of Nature and Science. Series A, Zoology 48 (2)"docSource="http://dx.doi.org/10.4103/jpbs.jpbs_806_23"docStyle="DocumentStyle:A6FFB80BFE6276686563735C80A89639.2:BullNatlMusNatSciSerA.2021-.journal_article.english.affilindex"docStyleId="A6FFB80BFE6276686563735C80A89639"docStyleName="BullNatlMusNatSciSerA.2021-.journal_article.english.affilindex"docStyleVersion="2"docTitle="Charybdis (Charybdis) rosaea"docType="treatment"docVersion="3"lastPageNumber="63"masterDocId="B71DFFFD423AA5323A05A1332814FFCE"masterDocTitle="Crabs (Crustacea, Decapoda) from the Seas of East and Southeast Asia Collected by the RV Hakuhō Maru (KH- 72 - 1 Cruise) 3. Sahul Shelf"masterLastPageNumber="83"masterPageNumber="35"pageNumber="62"updateTime="1726963477807"updateUser="ExternalLinkService"zenodo-license-document="CC-BY-4.0">
<mods:titleid="8784263834C3DEC65EF47CC3CDA68A07">Crabs (Crustacea, Decapoda) from the Seas of East and Southeast Asia Collected by the RV Hakuhō Maru (KH- 72 - 1 Cruise) 3. Sahul Shelf</mods:title>
<taxonomicNameid="048D4D104221A52938D0A2EC2C31FBD4"authority="(Hombron and Jacquinot, 1846)"baseAuthorityName="Hombron and Jacquinot"baseAuthorityYear="1846"class="Malacostraca"family="Portunidae"genus="Charybdis"kingdom="Animalia"order="Decapoda"pageId="27"pageNumber="62"phylum="Arthropoda"rank="species"species="rosaea"subGenus="Charybdis">
<collectionCodeid="A59CAE564221A52939E0A56E2C1EFBBA"box="[997,1034,1117,1140]"country="Italy"name="Collection of Leptospira Strains"pageId="27"pageNumber="62">RV</collectionCode>
<taxonomicNameid="048D4D104221A52938C6A4842B63FA3C"authority="(Hombron and Jacquinot, 1846)"baseAuthorityName="Hombron and Jacquinot"baseAuthorityYear="1846"class="Malacostraca"family="Portunidae"genus="Charybdis"kingdom="Animalia"order="Decapoda"pageId="27"pageNumber="62"phylum="Arthropoda"rank="species"species="rosaea"subGenus="Charybdis">
<bibRefCitationid="A71C4B624221A529392EA4CE2BACF9DB"author="Leene, J. E."box="[811,952,1533,1557]"pageId="27"pageNumber="62"pagination="1 - 156"refId="ref28016"refString="Leene, J. E. 1938. The Decapoda Brachyura of the Siboga-Expedition. VII. Brachygnatha: Portunidae. Siboga-Expeditie 39 c 3: 1 - 156."type="journal article"year="1938">Leene (1938</bibRefCitation>
: fig. 14; 1940: pl. 5), and with a fine photograph presented by
<bibRefCitationid="A71C4B624221A5293E8EA7132B11F994"author="Moosa, M. K."pageId="27"pageNumber="62"pagination="503 - 530"refId="ref29432"refString="Moosa, M. K. 1995. Crustacea Decapoda: Deep-water swimming crabs from the South-West Pacific, particu- larly New Caledonia (Brachyura, Portunidae). In: Crosnier, A. (ed.), Resultats des Campagnes MUSORSTOM, Volume 15. Memoires du Museum national d`Histoire naturelle, Paris 168: 503 - 530."type="journal article"year="1995">Moosa (1995</bibRefCitation>
: fig. 10c). In all the specimens examined, the carapace (
, with the short sixth (last) anterolateral tooth of the carapace; the carapace dorsal surface is wholly covered with fine tomentum; the carapace regions are indicated by nude, narrow banded and depressed swellings, with the mesogastric swellings of both sides united medially and laterally with each protogastric swelling; the meso- and metagastric swellings are united by a longitudinal swelling along the median line; six frontal teeth are in three pairs, the median two teeth being the most strongly developed and triangular in dorsal view, each with sharp or somewhat obtuse apex, each submedian tooth is subtruncated and oblique along the inner margin and longitudinal along the outer margin, each lateral tooth is about half as wide as the submedian tooth and separated from the submedian tooth by a deep incision.
Leene`s (1940) figure and Moosa`s (1995) photograph are quite effective in showing all the characters mentioned above as for this very rare species. The carapace dorsal areolation is, however, somewhat similar to some specimens of
, the length/breadth ratio of the carapace varies, owing to increasing length of the last anterolateral tooth with increasing size of specimen; extremes are given by Stephenson
(1957: fig. 1C–D). Of the two figures, fig. 1D is just that mentioned above, its contour being quite similar to that of Leene`s figure in question. In some published figures of
, the epibranchial teeth of both sides are protruded sharply, making the carapace appearance wider, but in the illustration given by
<bibRefCitationid="A71C4B624226A52E380DA43928DAFA8A"author="Wee, D. P. C. & P. K. L. Ng"pageId="28"pageNumber="63"pagination="1 - 128"refId="ref32491"refString="Wee, D. P. C. and P. K. L. Ng 1995. Swimming crabs of the genera Charybdis De Haan, 1833, and Thalamita Latreille, 1829 (Crustacea: Decapoda: Brachyura: Portunidae) from Peninsular Malaysia and Singapore. The Raffles Bulletin of Zoology, Supplement 1: 1 - 128."type="journal article"year="1995">Wee and Ng (1995</bibRefCitation>
: fig. 8A), in which the carapace is moderately wide, the meso- and metagastric lines are connected by a median longitudinal line. The large specimens having the narrow carapace identified as
The present specimens were collected by a long-handled scoop net from swarms in the surface layer at night during a full moon. The details of the swarming were not recorded, but similar swarming behavior is rather well known in the Indian Ocean species
<bibRefCitationid="A71C4B624226A52E3ADEA7FE2990F92B"author="MacLeay, W. S."box="[219,388,1741,1765]"pageId="28"pageNumber="63"pagination="2 - 3"refId="ref28339"refString="MacLeay, W. S. 1838. On the brachyurous decapod Crustacea. Brought from the Cape by Dr. Smith. In: Smith, A., Illustrations of the Zoology of South Africa; consisting chiefly of figures and descriptions of the objects of natural history collected during an expedition into the interior of South Africa, in the years 1834, 1835, and 1836; fitted out by the bThe Cape of Good Hope Association for Exploring Central Africa:`together with a summary of African Zoology, and an inquiry into the geographical ranges of species in that quarter of the globe. Published under the Authority of the Lords Commissioners of Her Majesty`s Treasury, Invertebratae. Smith, Elder and Co., London, pp. 53 - 71, Invertebrata., pls. 2 - 3."type="book chapter"year="1838">MacLeay, 1838</bibRefCitation>
</taxonomicName>
, taxonomically studied by
<bibRefCitationid="A71C4B624226A52E3A89A7C32985F8C9"author="Ng, P. K. L. & M. Takeda"box="[140,401,1775,1800]"pageId="28"pageNumber="63"pagination="71 - 81"refId="ref29721"refString="Ng, P. K. L. and M. Takeda 1999. Notes on the taxonomy of two species of swimming crabs, Charybdis smithii MacLeay, 1838, and C. omanensis Leene, 1938 (Crustacea: Decapoda: Brachyura: Portunidae) from the Indian Ocean. Journal of the South Asian Natural History 4: 71 - 81."type="journal article"year="1999">Ng and Takeda (1999)</bibRefCitation>
<bibRefCitationid="A71C4B624226A52E3E37A1EB2B18FEDC"author="Zamarov, V. V. & V. A. Spiridonov & G. P. Rudnec"pageId="28"pageNumber="63"pagination="39 - 42"refId="ref32796"refString="Zamarov, V. V., V. A. Spiridonov and G. P. Rudnec 1991. On the mass migration to the pelagial and the distribution of the Indian Ocean swimming crab Charybdis smithi McLeay (Crustacea, Portunidae) during the pelagic phase of its life-cycle. Zoologischskiy Zharnal 70: 39 - 42 (In Russian with English summary)."type="book chapter"year="1991">
<bibRefCitationid="A71C4B624226A52E3954A1C92C4BFEDC"author="Couwelaar, M. van & M. V. Angel & L. P. Madin"box="[849,1119,250,274]"pageId="28"pageNumber="63"pagination="1251 - 1380"refId="ref25413"refString="Couwelaar, M. van, M. V. Angel and L. P. Madin 1997. The distribution and biology of the swimming crab Charybdis smithii McLeay, 1838 (Crustacea: Brachyura: Portunidae) in the NW Indian Ocean. Deep Sea Research Part II: Tropical Studies in Oceanography 44: 1251 - 1380."type="journal article"year="1997">
<bibRefCitationid="A71C4B624226A52E3EA5A1C92BADFEFB"author="Apel, M. & V. A. Spiridonov"pageId="28"pageNumber="63"pagination="159 - 331"refId="ref24337"refString="Apel, M. and V. A. Spiridonov 1998. Taxonomy and zoo- geography of the portunid crabs (Crustacea: Decapoda: Brachyura: Portunidae) of the Arabian Gulf and adjacent waters. Fauna of Arabia 17: 159 - 331."type="journal article"year="1998">Apel and Spiridonov (1998)</bibRefCitation>
, and also by earlier workers under the name of
<taxonomicNameid="048D4D104226A52E39FCA0732C72FEB4"authority="Leene and Buitendijk, 1949"authorityName="Leene and Buitendijk"authorityYear="1949"class="Malacostraca"family="Portunidae"genus="Charybdis"kingdom="Animalia"order="Decapoda"pageId="28"pageNumber="63"phylum="Arthropoda"rank="species"species="edwardsi"subGenus="Goniohellenus">
<bibRefCitationid="A71C4B624226A52E392BA0512C72FEB4"author="Leene, J. E. & A. M. Buitendijk"box="[814,1126,354,378]"pageId="28"pageNumber="63"pagination="291 - 298"refId="ref28092"refString="Leene, J. E. and A. M. Buitendijk 1949. Note on Charyb- dis ihlei nov. spec., Charybdis beauforti nov. spec., and Charybdis edwardsi nom. nov., from the collections of the British Museum (Natural History), London. Bijdragen tot de Dierkunde 28: 291 - 298."type="journal article"year="1949">Leene and Buitendijk, 1949</bibRefCitation>
</taxonomicName>
, by
<bibRefCitationid="A71C4B624226A52E3E9FA0512C11FE52"author="Della Croce, N. & L. B. Holthuis"pageId="28"pageNumber="63"pagination="33 - 38"refId="ref25876"refString="Della Croce, N. and L. B. Holthuis 1965. Swarming of Charybdis (Goniohellenus) edwardsi Leene & Buitendijk in the Indian Ocean (Crustacea Decapoda, Portunidae. Bollettino dei Musei e degli Instituti Biologici dell`Universita di Genova 33: 33 - 38."type="journal article"year="1965">Della Croce and Holthuis (1965)</bibRefCitation>
, and Daniel and Chakrapany (1984). According to
<bibRefCitationid="A71C4B624226A52E3E30A09B2CDBFE71"author="Moosa, M. K."box="[1077,1231,423,447]"pageId="28"pageNumber="63"pagination="503 - 530"refId="ref29432"refString="Moosa, M. K. 1995. Crustacea Decapoda: Deep-water swimming crabs from the South-West Pacific, particu- larly New Caledonia (Brachyura, Portunidae). In: Crosnier, A. (ed.), Resultats des Campagnes MUSORSTOM, Volume 15. Memoires du Museum national d`Histoire naturelle, Paris 168: 503 - 530."type="journal article"year="1995">Moosa (1995)</bibRefCitation>
, the specimens identified as
<taxonomicNameid="048D4D104226A52E39F2A0F92C82FE2C"baseAuthorityName="Hombron and Jacquinot"baseAuthorityYear="1846"box="[1015,1174,458,482]"class="Malacostraca"family="Portunidae"genus="Charybdis"kingdom="Animalia"order="Decapoda"pageId="28"pageNumber="63"phylum="Arthropoda"rank="species"species="rosaea"subGenus="Charybdis">
