taxonID	type	description	language	source
B192F18E7F505054ABCDE458AE76A8D4.taxon	description	Figs 1 c, 2 c, 3 c, 4 c, 5 c, 7 d	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
B192F18E7F505054ABCDE458AE76A8D4.taxon	diagnosis	Diagnosis. Rostrum horizontal straight with tip recurved upwards, armed with 7 – 9 (avg. 7.8, n = 20, excluding epigastric tooth) teeth along dorsal border except near tip, extending to around tip of second segment of antennular peduncle. Postrostral carina with posterior 1 / 4 broadened and obscure, often with weak median pit, extending posteriorly to 0.77 – 0.89 (avg. 0.85, n = 20) of carapace length. Longitudinal suture short, extending posteriorly to about level of epigastric tooth. Pereiopods I and II bearing basial spines and epipods, pereiopod III lacking basial spine. Abdominal somites I and II without dorsal carina. Telson lacking movable lateral spinules. Males with endopod of pleopod II normal in shape, sword-like as exopod; petasma with distolateral projections elongated and horn-like, tip of horn distinctly protruded on both sides (outer protrusion often larger) and hammer-like. Female thelycum with anterior plate shovel-like to semicircular (more often), 0.59 – 0.73 (avg. 0.65, n = 10) as long as wide, surface sunken with distinct median longitudinal furrow extending to posterior plate; posterior plate with median part also sunken, lateral parts as 2 large semicircular processes; tuft of setae behind posterior plate short and thin.	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
B192F18E7F505054ABCDE458AE76A8D4.taxon	distribution	Distribution. Known with certainty from Vietnam to southern China and Taiwan, intertidal to about 50 m deep (Liu and Wang 1987; Liu and Zhong 1988).	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
875D8967AE47501CA650CDA15CC03307.taxon	description	Figs 1 a, 2 a, 3 a, 4 a, 5 a, 6 a, 7 a, b	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
875D8967AE47501CA650CDA15CC03307.taxon	diagnosis	Diagnosis. Rostrum more or less horizontal, straight, extending to distal segment of antennular peduncle and often reaching tip of antennular peduncle, armed with 6 – 8 (avg. 7.0, n = 27) dorsal teeth (excluding epigastric tooth), tip devoid of tooth and slightly curved upwards. Postrostral carina generally having a weak median pit and with posterior 1 / 4 broadened and obscure, extending posteriorly to 0.72 – 0.92 (avg. 0.85, n = 30) of carapace length. Longitudinal suture short and extending to about level of epigastric tooth. Pereiopods I and II with basial spines and epipods. Pereiopod III generally lacking basial spine, rarely a minute to small basial spine present only in males. Abdominal somites I and II lacking dorsal carina. Telson without lateral movable spinules. Males with endopod of pleopod II strongly modified into boot-like shape, distal margin straight or more often distinctly concave medially, anterodistal part bearing tuft of dense long stiff setae extending beyond distal margin; petasma lacking distomedian projection but with distolateral projections strongly elongated and horn-like, tip of horn distinctly protruded at outer side. Female thelycum with anterior plate mostly semi-quadrate to sometimes semi-circular and 0.74 – 0.95 (avg. 0.85, n = 16) as long as wide, anterior margin with median part occasionally slightly protruded, surface slightly sunken and rarely with median longitudinal furrow; posterior plate with weak median ovate boss, lateral parts as large semicircular process; tuft of setae behind posterior plate long and thick.	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
875D8967AE47501CA650CDA15CC03307.taxon	distribution	Distribution. Known with certainty from Japan to Taiwan and southern China, intertidal to 32 m deep (Liu and Zhong 1988). Perhaps more widely distributed west to India and south to northern Australia (see Remarks).	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
44FAE3E338A95567A078FE8FEB4F012C.taxon	description	Figs 1 d, 2 d, 3 d, 4 d, 5 d	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
44FAE3E338A95567A078FE8FEB4F012C.taxon	diagnosis	Diagnosis. Rostrum more or less horizontal, straight, and with tip recurved upwards, bearing 6 – 8 (avg. 7.0, n = 14, excluding epigastric tooth) teeth along dorsal border except near tip, extending to distal antennular segment or just overreaching antennular peduncle. Postrostral carina with posterior 1 / 4 broadened and obscure, sometimes with weak median pit, extending posteriorly to 0.77 – 0.89 (avg. 0.84, n = 17) of carapace length. Longitudinal suture short, extending posteriorly to about level of epigastric tooth. Pereiopods I and II with basial spines and epipods, pereiopod III without basial spine. Abdominal somites I and II with dorsal carina absent. Telson lacking movable lateral spinules. Males with endopod of pleopod II strongly modified and boot-like; medial part of distal margin protruded and convex, but concealed by tuft of dense long stiff setae arising from anterodistal part of endopod; petasma horn-like with distolateral projections strongly elongated, tip of horn more or less bifurcated and without lateral protuberances on both sides. Female thelycum with anterior plate elongated rectangular and lateral margins more or less concave, 0.99 – 1.17 (avg. 1.09, n = 9) as long as wide, surface slightly sunken; posterior plate with median part completely flattened, lateral parts semicircular; tuft of setae behind posterior plate long and thick.	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
44FAE3E338A95567A078FE8FEB4F012C.taxon	distribution	Distribution. Known with certainty from around Hainan Island in the South China Sea, intertidal to about 30 m deep (Liu and Wang 1987; Liu and Zhong 1988). Probably also distributed to the Strait of Malacca off Malaysia and Bangladesh (Fakhruddin et al. 2024; see Discussion).	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
BCF08593C1DC592186153B017E54396E.taxon	description	Figs 1 b, 2 b, 3 b, 4 b, 5 b, 6 b, 7 c	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
BCF08593C1DC592186153B017E54396E.taxon	diagnosis	Diagnosis. Rostrum generally straight and horizontal, reaching between base and middle of distal antennular peduncle segment, bearing 8 – 10 (avg. 8.9, n = 15) dorsal teeth (excluding epigastric tooth), tip without tooth, and slightly curved upwards. Postrostral carina distinct and similar width along entire length but often with a weak median pit, almost reaching posterior margin of carapace and being 0.91 – 0.97 (avg. 0.96, n = 16) of carapace length. Longitudinal suture short and extending to about level of epigastric tooth. Pereiopods I and II bearing basial spines and epipods. Pereiopod III generally armed with distinct basial spine. Abdominal somites I and II without dorsal carina. Telson without movable lateral spinules. Males with endopod of pleopod II strongly modified into boot-like shape, distal margin straight or slightly concave medially, median part of distal margin concealed by tuft of dense long stiff setae arose from anterodistal part of endopod; petasma horn-like with distolateral projections strongly elongated, tip of horn bearing distinct protuberance only at outer side. Female thelycum, anterior plate generally semi-quadrate or sometimes semi-circular, 0.79 – 1.03 (avg. 0.91, n = 7) as long as wide, surface slightly sunken and lacking median longitudinal furrow; posterior plate with distinct and often high median ovate boss, lateral parts semicircular; tuft of setae behind posterior plate long and thick.	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
BCF08593C1DC592186153B017E54396E.taxon	distribution	Distribution. Known with certainties from India to Thailand and Strait of Malacca, shallow water less than 30 m deep (Chan 1998). Perhaps more widely distributed eastwards to the Philippines and northern Australia (see Remarks).	en	Chan, Tin-Yam, Yang, Chien-Hui, Kumar, Appukttannair Biju, Hurzaid, Amirah (2025): On the commercial shrimps of the “ Parapenaeopsis cornuta (Kishinouye, 1900) ” species group (Crustacea, Decapoda, Penaeidae). Zoosystematics and Evolution 101 (2): 609-625, DOI: 10.3897/zse.101.145722
