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Caridean shrimps (Crustaces-Decapoda) of the Albatross Philippine Expedition Smithsonian Contributions to Zoology; no. 381-. Typically, entries of species and subspecies are limited to (1) the original reference and type locality of the senior and junior synonyms mentioned; (2) a reference to a published illustration, if possible; (3) diagnosis; and (4) the range of the taxon.

FIGURE 1.—The Philippines and central Indonesia, showing the positions of Albatross offshore stations at which caridean shrimps were obtained.
FIGURE 1.—The Philippines and central Indonesia, showing the positions of Albatross offshore stations at which caridean shrimps were obtained.

Leptocarpus potamiscus (Kemp, 1917)

Four to 6 teeth of dorsal rostral series located on carapace posterior to orbital margin; major 2nd pereopod with chela compressed *22. Major 2nd pereopod with fingers rarely more than 2/3 as long as palm, carpus shorter than merus *39.

Palaemon jaroensis Cowles, 1914:385, pi. 3: fig. 8 Hibucawan River near Jaro, Leyte, Philippines 23
Palaemon jaroensis Cowles, 1914:385, pi. 3: fig. 8 Hibucawan River near Jaro, Leyte, Philippines 23

Macrobrachium callirrhoe (De Man, 1898)

DIAGNOSIS.—Rostrum reaching almost to height of distal end of antennal scale, dorsal margin nearly straight, slightly convex, rostral setae unevenly distributed; ETYMOLOGY. – The specific name of this species was undoubtedly transliterated from the name of any of three different women in Greek mythology or from a famous spring in Athens.

Macrobrachium clymene (De Man, 1902)

Whatever the connotation, the most common spelling of the name was clearly the one used by DeMan and repeated here: Callirrhoe.

Macrobrachium cowlesi Holthuis, 1950

The antennal scale of Bornean specimens is a little more than three times longer than wide, in contrast to the ratio of 3.5 to 4 reported by Holthuis (1950a: 165). In this author's illustration (Fig. 36a), however, the scale is barely three times longer than wide.

Macrobrachium esculentum (Thallwitz, 1891)

Rarely enters pure fresh water." In the original description, Dana (1852a) noted that the type specimen is M. RANGE. Formerly known from the Ryukyu Islands, Taiwan, Moluccas, Lesser Sunda Islands, New Ireland, and Fiji and Samoa Islands.

Macrobrachium gua Chong, 1989

Macrobrachium hainanense (Parisi, 1919)

Macrobrachium horstii (De Man, 1892)

DIAGNOSIS.-Tribri not reaching level of distal end of antennal scale, dorsal border sinuous but without distinct dorsal ridge, rostral formula dorsal teeth unequally spaced, more widely spaced posteriorly; Branchiostegal suture not extending posteriorly beyond hepatic spine; telson with posterior apex not exceeding posterior lateral setae; antennal scale with straight lateral margin; Pereopod 1 with chela more than 2 hours as long as carpus; Second pereopods subequal in length but similar in shape; second main pereopod with compressed palm; the fingers are toothed at opposite ends, but the teeth are hidden by dense pubescence on both. DIAGNOSIS.-Tribri not reaching level of distal end of antennal scale, dorsal border somewhat sinuous, rostral formula dorsal teeth equally spaced, except posterior tooth often more distant; bronchiostegal suture not extending posteriorly beyond hepatic spine; telson with posterior tip not crossing posterolateral spines; antennal scale with almost straight lateral margin; Pereopod 1 with chela '/2 as long as carpus; Second pereopods subequal in length and slightly similar in shape, palms somewhat compressed, fingers without dense pubescence, toothed at opposite ends, not very open, V2-3/4 as long as palm, the latter not very pubescent, even partly so, chela twice as long as carpus, palm 1-1 l/i times as long as carpus, carpus longer than merus, without longitudinal furrows; Third pereopod exceeding antennal scale by less than dactyl length, propodus not covered with spines or scales; maximum length of postorbital carapace about 32 mm.

FIGURE 6.—Macrobrachium idae, male from Naujan River, Mindoro, Philippines, carapace length 16.7 mm: a, anterior carapace and appendages, lateral aspect; b, right 3rd pereopod, dactyl, and propodus; c, same, dactyl, denuded.
FIGURE 6.—Macrobrachium idae, male from Naujan River, Mindoro, Philippines, carapace length 16.7 mm: a, anterior carapace and appendages, lateral aspect; b, right 3rd pereopod, dactyl, and propodus; c, same, dactyl, denuded.

Macrobrachium joppae Holthuis, 1950

interspaces often wider near posterior and anterior ends of dorsal series; branchiostegal suture not extending posteriorly beyond hepatic spine; telson with posterior apex not reaching posterolateral spines; antennal scale with straight lateral margin; 1st pereopod with chela '/2 as long as carpus; 2. pereopods unequal in length and unequal in shape; larger 2nd pereopod with palm compressed, fingers not densely pubescent, fingers denticulate on opposite margins, gaping, 2/3-173 times as long as palm, latter nowhere densely pubescent, chela 13A times as long as carpus, palm longer than carpus, carpus l'A times as long as merus, not longitudinally grooved; smaller 2nd pereopod with fingers 12/3 times as long as palm; 3. pereopod not exceeding antennal scale, propodus not covered with spines or scales; maximum shield length approx. 25 mm. 2nd pereopods unequal in length, equal in shape, palm compressed, fingers not densely pubescent, fingers toothed on opposite edges, not noticeably gaping, '/2 to rather as long as palm, latter nowhere densely pubescent, chela ca. 3 times as long as carpus, palm 1-2 times as long as carpus, carpus shorter than merus, with faint longitudinal groove; 3. pereopod exceeding antennal scale by less than length of dactyl, propodus rather densely spinulose; maximum postorbital carapace length more than 30 mm.

Macrobrachium lorentd (J. Roux, 1921)

DIAGNOSIS.-Rostrum not reaching level of distal end of antennal scale, dorsal margin convex, rostral formula dorsal teeth typically more crowded anteriorly;. DIAGNOSIS.-Rostrum not nearly reaching level of distal end of antennal scale, dorsal margin somewhat sinuous, rostral formula dorsal teeth unequally spaced;.

Macrobrachium malayanum (J. Roux, 1935)

Macrobrachium mammillodactylus (Thallwitz, 1892)

Macrobrachium minutum (J. Roux, 1917)

Macrobrachium mirabile (Kemp, 1917)

DIAGNOSIS.-Rostrum not reaching level of distal end of antennal scale, dorsal margin convex, rostral formula dorsal teeth evenly spaced; tachyostegal suture not extending posteriorly beyond hepatic vertebra; telson with posterior apex not exceeding posterolateral spines;. DIAGNOSIS.-Rostrum not reaching level of distal end of antennal scale, dorsal margin convex, rostral formula dorsal teeth more widely spaced anteriorly than posteriorly; tachyostegal suture very short, not posteriorly beyond hepatic spine; telson with posterior apex not exceeding posterolateral spines; antennal scale with lateral margin concave; 1st pereopod with chela more than '/2 as long as carpus; 2nd pereopods unequal in length and somewhat different in shape; major 2nd pereopod with palm compressed, fingers not clothed in dense pubescence, serrate on opposite margins, slightly gaping, 2/3-l'/3 times as long as palm, palm without any dense pubescence, chela times as long as carpus, palm 2/3-l '/3 times as long as carpus, carpus shorter than merus, without longitudinal grooves; small 2nd pereopod with fingers 2/5-9/io as long as palm; 3rd pereopod exceeding antennal scale by more than length of dactyl, propodus bearing rather numerous subacute scales; maximum postorbital carapace length less than 20 mm.

Macrobrachium placidum (De Man, 1892)

Macrobrachium poeti Holthuis, 1984

RANGE. – India to southern China, the Philippines, Indonesia and northern Australia, in fresh, brackish and sometimes salt water; widely introduced in breeding operations elsewhere in the tropical and subtropical parts of the world. The single large male in the Albatross collection, from the Zamboanga River, Mindanao, Philippines, appears to represent the typical variety based on Johnson's proposed characters, but it is clear that much more effort needs to be made.

FIGURE 15.—Macrohrachium rosenbergii from the Philippines: a, anterior carapace and appendages, lateral aspect, of male collected from Jaro River, Panay, by H.C
FIGURE 15.—Macrohrachium rosenbergii from the Philippines: a, anterior carapace and appendages, lateral aspect, of male collected from Jaro River, Panay, by H.C

Macrobrachium sulcicarpale Holthuis, 1950

Macrobrachium trompii (De Man, 1898)

Macrobrachium weberi (De Man, 1892)

Rostrum dorsally unarmed on the anterior '/3 of the length; 1st pereopod with carpal less than twice as long as chela 52. Basal antennanular segment with distolateral spine clearly exceeding the adjacent convex distal margin; dorsal antennal flagellum with free part of shorter branch more than three times as long as fused part; 1st pleopod of male with marginal attachment on endopod *49.

N. colombiensis (Squires and Mora, 1971:102, fig. 1) (Pacific coast of Colombia) Sixth abdominal somite no more than  2 /3 as long as carapace
N. colombiensis (Squires and Mora, 1971:102, fig. 1) (Pacific coast of Colombia) Sixth abdominal somite no more than 2 /3 as long as carapace

Palaemon pacificus (Stimpson, 1860)

DIAGNOSIS. -Rostrum rising rather sharply anteriorly, almost imperceptibly tapering to subapical dorsal tooth, rostral formula basal antennanular segment with distolateral spine lagging behind the adjacent convex distal segment edge; dorsal antennal flagellum with free part of shorter branch slightly longer or shorter than fused part; 1st pereopod with carpus usually slightly more than twice as long as chela; 1st pleopod of male without appendage on edge of endopod; maximum length of the postorbital carapace probably not more than 10 mm.

Palaemon semmelinkii (De Man, 1881)

Palaemon serrifer (Stimpson, 1860)

This attempt to give more weight to the configuration of the carapace and rostrum than the usually more stable mandibular palp may prove premature. Telson ends posteriorly with a narrow triangular ending; mandible with well-developed 2-segmented type; 1st pereopod with fingers longer than palm, frons more than twice as long as carpus; 2nd pereopod with fingers much longer than palm, palm longer than carpus; 3. pereopod with propodus less than 3 times as long as dactyl; 4th and 5th pereopods with propodus less than 4 times as long as dactyl 54.

Urocaridella urocaridella (Holthuis, 1950)

Conchodytes tridacnae Peters, 1852

Second pereopod with extensor margin of movable toe regularly convex, opposite margin slotted, toe fixed with piston on opposite margin C. Antennal scale more than 3 times as long as wide; 3 maxillipeds with penultimate segment more than twice as long as wide; Second pereopod with sockets on movable and fixed fingers C.

37: fig. 3 [color].
37: fig. 3 [color].

Coralliocaris venusta Kemp, 1922

Coralliocaris viridis Bruce, 1974

Rostrum, proper, entirely unarmed; carapace with dorsal profile variably sinuous, projections usually rounded, sometimes denticulate; adult female usually with broadly rounded pleura on all abdominal somites, those of 4th and 5th somites sometimes with small, pointed tooth in posteroventral angle. 1-6 (Zanzibar (4-22 m, associated with antipatharian), Great Barrier Reef of Australia and New Caledonia) Rostrum, proper, armed with 1 or more dorsal teeth; carapace with toothed dorsal profile, teeth broadly acute; adult female with pleura of at least 3rd to 5th abdominal somites produced into prominent, acute projections 2 2.

Dasycaris ceratops Holthuis, 1952

Hamodactylus noumeae Bruce, 1970

Carapace with antennal spine rising well ventral from orbital angle, at same level as hepatic spine; 3rd maxilliped with penultimate segment about 3 times longer than wide; 2nd pereopod with movable toe armed with 1 tooth on opposite margin and fixed toe with 2, ischium with 1 distal spine on extensor margin and 2 on flexor margin *78. 2nd pereopod with movable digit armed with 1 tooth on opposite margin and fixed digit with 2, palm about 9 times longer than wide, merus about 3'/2 times longer than wide, seta with 1 distal spine on extensor margin, 2 to the flexor margin.

Ischnopontonia lophos (Barnard, 1962)

DIAGNOSIS.-Rostrum reaches approx. as far as distal end of anteriorly elongated eyes, compressed laterally, armed dorsally with c. '/2 of series of 7-14 teeth extending posteriorly almost to mid-length of carapace, ventrally unarmed, not expanded laterally into supraocular or postocular overhang;. Rostrum typically armed with 4 dorsal and 1 ventral teeth, lateral rostral carina gradually widening to convex supraocular overhang; larger 2nd pereopod with 1 tooth on opposite edge of movable finger, palm with distinct clusters of red spots in waist 82.

Jocaste japonica (Ortmann, 1890)

Second pereopods very distinctly unequal; small second pereopod with carpus about 2.5 times palm length, less equal to merus. DIAGNOSIS.-Major 2nd pereopod with oblique carina on extensor margin of movable finger; minor 2nd pereopod with carpus less than '/2 as long as chela; maximum postorbital carapace length 3.5 mm.

Onycocaridella stenolepis (Holthuis, 1952)

1-4 (La Reunion, Indian Ocean; 20 m) Ventral orbital angle sharply acute; 3rd pereopod with penultimate tooth of dactyl truncate 5 5. 2nd pereopod with 2 acute teeth on distal margin of carpus; 3rd pereopod with dactyl about '/3 as long as propodus 87.

O. amakusensis Fujino and Miyake, 1969b;413, figs. 6, 8a-c, 9a-c (Zanzibar, Japan, Australia; shallow water) Second pereopod with fingers distinctly excavate, bimarginal, lateral margin serrate
O. amakusensis Fujino and Miyake, 1969b;413, figs. 6, 8a-c, 9a-c (Zanzibar, Japan, Australia; shallow water) Second pereopod with fingers distinctly excavate, bimarginal, lateral margin serrate

Palaemonella pottsi (Borradaile, 1915)

8, 9 (Sagami Wan, Honshu, Japan) Second pereopod with movable finger longer than fixed finger; 3rd pereopod with dactyl flattened on extensor margin 5 5. Third pereopod with auxiliary tooth on flexural edge of dactyl not covered with spinules distally 92.

P. spondylis Suzuki, 1971:15, figs. 8, 9 (Sagami Wan, Honshu, Japan) Second pereopod with movable finger longer than fixed finger; 3rd pereopod with dactyl flattened on extensor margin 5 5
P. spondylis Suzuki, 1971:15, figs. 8, 9 (Sagami Wan, Honshu, Japan) Second pereopod with movable finger longer than fixed finger; 3rd pereopod with dactyl flattened on extensor margin 5 5

Periclimenaeus spongicola Holthuis, 1952

Second pereopod with carpus approx. 5 times as long as distal width; uropod overhangs extended telson 123. Rostrum without ventral keel below midrib; 2nd pereopod with fingers 3 times as long as palm 156.

FIGURE 20.—Peridimenes albalrossae, new species, ovigerous female holotype from Albatross sta 5440 (South China Sea off western Luzon), carapace length 10.9 mm: a
FIGURE 20.—Peridimenes albalrossae, new species, ovigerous female holotype from Albatross sta 5440 (South China Sea off western Luzon), carapace length 10.9 mm: a

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